dt
int64
1.68B
1.71B
main.temp
float64
260
310
main.feels_like
float64
253
317
main.pressure
int64
984
1.04k
main.humidity
int64
1
100
main.temp_min
float64
258
309
main.temp_max
float64
262
311
wind.speed
float64
0
22.1
wind.deg
int64
0
360
wind.gust
float64
0.17
59.9
clouds.all
int64
0
100
latitude
float64
34.1
36.1
longitude
float64
-82.55
-77.04
date
stringclasses
364 values
rain.1h
float64
0.1
89.1
weather_id
int64
200
804
weather_main
stringclasses
11 values
weather_description
stringclasses
26 values
weather_icon
stringclasses
18 values
city
stringclasses
9 values
snow.1h
float64
0.11
2.24
rain.3h
float64
12.5
43.7
1,679,198,400
281.21
279.6
1,017
64
279.3
283.01
2.6
309
7.25
94
35.780398
-78.639099
2023-03-19
null
804
Clouds
overcast clouds
04n
Raleigh,NC,US
null
null
1,679,202,000
281.01
281.01
1,016
50
278.29
282.96
0
0
null
75
35.780398
-78.639099
2023-03-19
null
803
Clouds
broken clouds
04n
Raleigh,NC,US
null
null
1,679,205,600
280.25
279.44
1,015
49
277.93
281.96
1.54
310
null
75
35.780398
-78.639099
2023-03-19
null
803
Clouds
broken clouds
04n
Raleigh,NC,US
null
null
1,679,209,200
280.69
279.01
1,016
45
278.26
281.96
2.57
0
null
75
35.780398
-78.639099
2023-03-19
null
803
Clouds
broken clouds
04n
Raleigh,NC,US
null
null
1,679,212,800
280.03
278.92
1,016
45
277.71
281.96
1.79
38
4.02
75
35.780398
-78.639099
2023-03-19
null
803
Clouds
broken clouds
04n
Raleigh,NC,US
null
null
1,679,216,400
279.27
278.04
1,017
48
276.79
280.96
1.79
28
4.02
75
35.780398
-78.639099
2023-03-19
null
803
Clouds
broken clouds
04n
Raleigh,NC,US
null
null
1,679,220,000
278.68
277.92
1,017
46
275.97
280.26
1.34
33
4.47
75
35.780398
-78.639099
2023-03-19
null
803
Clouds
broken clouds
04n
Raleigh,NC,US
null
null
1,679,223,600
277.28
277.28
1,019
50
274.6
279.15
0
0
null
20
35.780398
-78.639099
2023-03-19
null
801
Clouds
few clouds
02n
Raleigh,NC,US
null
null
1,679,227,200
276.62
275.3
1,020
52
274.25
278.04
1.54
0
null
20
35.780398
-78.639099
2023-03-19
null
801
Clouds
few clouds
02d
Raleigh,NC,US
null
null
1,679,230,800
276.94
273.45
1,021
45
274.96
277.75
4.12
360
null
20
35.780398
-78.639099
2023-03-19
null
801
Clouds
few clouds
02d
Raleigh,NC,US
null
null
1,679,234,400
277.82
274.86
1,022
42
276.25
278.86
3.58
39
5.36
20
35.780398
-78.639099
2023-03-19
null
801
Clouds
few clouds
02d
Raleigh,NC,US
null
null
1,679,238,000
278.85
276.1
1,022
40
277.25
280.05
3.6
20
7.2
0
35.780398
-78.639099
2023-03-19
null
800
Clear
clear sky
01d
Raleigh,NC,US
null
null
1,679,241,600
279.91
277.39
1,022
37
278.38
281.49
3.6
330
null
0
35.780398
-78.639099
2023-03-19
null
800
Clear
clear sky
01d
Raleigh,NC,US
null
null
1,679,245,200
280.89
277.85
1,022
36
279.25
282.2
5.14
310
null
0
35.780398
-78.639099
2023-03-19
null
800
Clear
clear sky
01d
Raleigh,NC,US
null
null
1,679,248,800
281.64
281.64
1,021
34
279.98
283.42
0.89
358
0.89
0
35.780398
-78.639099
2023-03-19
null
800
Clear
clear sky
01d
Raleigh,NC,US
null
null
1,679,252,400
282.44
281.08
1,021
34
280.51
284.49
2.57
0
null
20
35.780398
-78.639099
2023-03-19
null
801
Clouds
few clouds
02d
Raleigh,NC,US
null
null
1,679,256,000
282.79
281.5
1,020
32
280.69
284.96
2.57
230
null
20
35.780398
-78.639099
2023-03-19
null
801
Clouds
few clouds
02d
Raleigh,NC,US
null
null
1,679,259,600
282.66
280.74
1,020
31
281.06
284.49
3.6
20
null
20
35.780398
-78.639099
2023-03-19
null
801
Clouds
few clouds
02d
Raleigh,NC,US
null
null
1,679,263,200
282.16
280.75
1,021
32
280.5
283.94
2.57
0
null
20
35.780398
-78.639099
2023-03-19
null
801
Clouds
few clouds
02d
Raleigh,NC,US
null
null
1,679,266,800
280.73
280.23
1,022
35
279.39
282.06
1.34
321
3.13
20
35.780398
-78.639099
2023-03-19
null
801
Clouds
few clouds
02d
Raleigh,NC,US
null
null
1,679,270,400
278.46
277.1
1,023
44
276.62
279.96
1.79
352
3.58
20
35.780398
-78.639099
2023-03-19
null
801
Clouds
few clouds
02n
Raleigh,NC,US
null
null
1,679,274,000
276.65
276.65
1,024
52
274.79
278.25
0
0
null
20
35.780398
-78.639099
2023-03-19
null
801
Clouds
few clouds
02n
Raleigh,NC,US
null
null
1,679,277,600
275.78
274.34
1,024
56
273.49
277.65
1.54
40
null
0
35.780398
-78.639099
2023-03-19
null
800
Clear
clear sky
01n
Raleigh,NC,US
null
null
1,679,281,200
275.51
274.03
1,024
54
272.93
277.14
1.54
20
null
20
35.780398
-78.639099
2023-03-19
null
801
Clouds
few clouds
02n
Raleigh,NC,US
null
null
1,679,284,800
275.45
273.31
1,025
52
272.93
277.06
2.06
20
null
75
35.780398
-78.639099
2023-03-20
null
803
Clouds
broken clouds
04n
Raleigh,NC,US
null
null
1,679,288,400
275.61
273.49
1,025
49
272.86
277.06
2.06
10
null
75
35.780398
-78.639099
2023-03-20
null
803
Clouds
broken clouds
04n
Raleigh,NC,US
null
null
1,679,292,000
275.43
272.32
1,025
46
272.93
276.62
3.09
0
null
75
35.780398
-78.639099
2023-03-20
null
803
Clouds
broken clouds
04n
Raleigh,NC,US
null
null
1,679,295,600
274.41
274.41
1,025
50
271.9
276.07
0.89
346
2.24
40
35.780398
-78.639099
2023-03-20
null
802
Clouds
scattered clouds
03n
Raleigh,NC,US
null
null
1,679,299,200
273.08
271.25
1,025
56
270.79
274.96
1.54
10
null
0
35.780398
-78.639099
2023-03-20
null
800
Clear
clear sky
01n
Raleigh,NC,US
null
null
1,679,302,800
272.11
272.11
1,026
60
270.24
273.82
0
0
null
0
35.780398
-78.639099
2023-03-20
null
800
Clear
clear sky
01n
Raleigh,NC,US
null
null
1,679,306,400
271.38
271.38
1,026
64
269.79
272.96
0
0
null
0
35.780398
-78.639099
2023-03-20
null
800
Clear
clear sky
01n
Raleigh,NC,US
null
null
1,679,310,000
271.25
269.16
1,026
65
269.6
272.48
1.54
360
null
0
35.780398
-78.639099
2023-03-20
null
800
Clear
clear sky
01n
Raleigh,NC,US
null
null
1,679,313,600
271.71
269.69
1,026
63
269.79
273.16
1.54
20
null
20
35.780398
-78.639099
2023-03-20
null
801
Clouds
few clouds
02d
Raleigh,NC,US
null
null
1,679,317,200
274.29
270.55
1,027
57
272.73
276.01
3.6
30
null
20
35.780398
-78.639099
2023-03-20
null
801
Clouds
few clouds
02d
Raleigh,NC,US
null
null
1,679,320,800
277.43
273.77
1,028
55
276.01
279.01
4.63
60
null
20
35.780398
-78.639099
2023-03-20
null
801
Clouds
few clouds
02d
Raleigh,NC,US
null
null
1,679,324,400
279.83
277.01
1,027
48
278.19
281.15
4.12
40
null
20
35.780398
-78.639099
2023-03-20
null
801
Clouds
few clouds
02d
Raleigh,NC,US
null
null
1,679,328,000
281.39
278.7
1,028
40
279.95
283.25
4.63
60
7.72
20
35.780398
-78.639099
2023-03-20
null
801
Clouds
few clouds
02d
Raleigh,NC,US
null
null
1,679,331,600
282.66
280.49
1,027
35
281.39
284.58
4.12
30
null
20
35.780398
-78.639099
2023-03-20
null
801
Clouds
few clouds
02d
Raleigh,NC,US
null
null
1,679,335,200
283.67
281.61
1,027
32
282.01
285.6
3.6
10
null
20
35.780398
-78.639099
2023-03-20
null
801
Clouds
few clouds
02d
Raleigh,NC,US
null
null
1,679,338,800
284.52
282.5
1,026
30
282.75
286.37
1.79
327
5.81
20
35.780398
-78.639099
2023-03-20
null
801
Clouds
few clouds
02d
Raleigh,NC,US
null
null
1,679,342,400
285.04
283.04
1,026
29
283.25
286.79
2.57
260
null
20
35.780398
-78.639099
2023-03-20
null
801
Clouds
few clouds
02d
Raleigh,NC,US
null
null
1,679,346,000
285.18
283.17
1,025
28
283.84
286.79
2.06
0
null
0
35.780398
-78.639099
2023-03-20
null
800
Clear
clear sky
01d
Raleigh,NC,US
null
null
1,679,349,600
284.71
282.65
1,025
28
283.25
286.03
1.54
0
null
0
35.780398
-78.639099
2023-03-20
null
800
Clear
clear sky
01d
Raleigh,NC,US
null
null
1,679,353,200
283.34
281.3
1,025
34
282.11
284.49
2.06
40
null
0
35.780398
-78.639099
2023-03-20
null
800
Clear
clear sky
01d
Raleigh,NC,US
null
null
1,679,356,800
280.34
280.34
1,026
44
278.7
281.54
0.45
51
0.89
20
35.780398
-78.639099
2023-03-20
null
801
Clouds
few clouds
02n
Raleigh,NC,US
null
null
1,679,360,400
277.99
275.98
1,027
55
275.86
279.88
2.37
11
3.88
0
35.780398
-78.639099
2023-03-20
null
800
Clear
clear sky
01n
Raleigh,NC,US
null
null
1,679,364,000
276.61
276.61
1,028
60
274.79
278.25
0
0
null
20
35.780398
-78.639099
2023-03-20
null
801
Clouds
few clouds
02n
Raleigh,NC,US
null
null
1,679,367,600
275.21
275.21
1,028
66
272.86
277.15
0
0
null
20
35.780398
-78.639099
2023-03-20
null
801
Clouds
few clouds
02n
Raleigh,NC,US
null
null
1,679,371,200
274.52
274.52
1,028
68
272.25
276.6
0
0
null
40
35.780398
-78.639099
2023-03-21
null
802
Clouds
scattered clouds
03n
Raleigh,NC,US
null
null
1,679,374,800
273.9
273.9
1,028
73
271.25
276.04
0
0
null
75
35.780398
-78.639099
2023-03-21
null
803
Clouds
broken clouds
04n
Raleigh,NC,US
null
null
1,679,378,400
273.32
273.32
1,028
75
271.01
274.93
0
0
null
75
35.780398
-78.639099
2023-03-21
null
803
Clouds
broken clouds
04n
Raleigh,NC,US
null
null
1,679,382,000
272.55
272.55
1,027
76
270.96
274.36
0
0
null
75
35.780398
-78.639099
2023-03-21
null
803
Clouds
broken clouds
04n
Raleigh,NC,US
null
null
1,679,385,600
272.56
272.56
1,028
77
270.25
274.04
0
0
null
75
35.780398
-78.639099
2023-03-21
null
803
Clouds
broken clouds
04n
Raleigh,NC,US
null
null
1,679,389,200
272.29
272.29
1,028
80
270.86
273.82
0
0
null
40
35.780398
-78.639099
2023-03-21
null
802
Clouds
scattered clouds
03n
Raleigh,NC,US
null
null
1,679,392,800
271.78
271.78
1,029
86
270.68
273.26
0
0
null
20
35.780398
-78.639099
2023-03-21
null
801
Clouds
few clouds
02n
Raleigh,NC,US
null
null
1,679,396,400
271.4
271.4
1,030
74
268.25
273.26
0
0
null
20
35.780398
-78.639099
2023-03-21
null
801
Clouds
few clouds
02n
Raleigh,NC,US
null
null
1,679,400,000
272.06
272.06
1,031
80
268.01
273.82
0
0
null
40
35.780398
-78.639099
2023-03-21
null
802
Clouds
scattered clouds
03d
Raleigh,NC,US
null
null
1,679,403,600
277.27
277.27
1,031
65
273.25
280.11
0
0
null
75
35.780398
-78.639099
2023-03-21
null
803
Clouds
broken clouds
04d
Raleigh,NC,US
null
null
1,679,407,200
281.17
281.17
1,031
48
278.68
283.42
0.45
219
0.45
40
35.780398
-78.639099
2023-03-21
null
802
Clouds
scattered clouds
03d
Raleigh,NC,US
null
null
1,679,410,800
284.52
282.55
1,031
32
282.63
286.23
0.89
24
2.24
20
35.780398
-78.639099
2023-03-21
null
801
Clouds
few clouds
02d
Raleigh,NC,US
null
null
1,679,414,400
286.9
285.04
1,031
27
284.64
288.79
2.06
0
null
20
35.780398
-78.639099
2023-03-21
null
801
Clouds
few clouds
02d
Raleigh,NC,US
null
null
1,679,418,000
288.03
286.23
1,031
25
286.17
290.13
2.06
0
null
20
35.780398
-78.639099
2023-03-21
null
801
Clouds
few clouds
02d
Raleigh,NC,US
null
null
1,679,421,600
289.23
287.49
1,031
23
287.73
291.06
2.06
0
null
40
35.780398
-78.639099
2023-03-21
null
711
Smoke
smoke
50d
Raleigh,NC,US
null
null
1,679,425,200
290.01
288.3
1,029
21
288.31
291.61
1.79
127
4.02
40
35.780398
-78.639099
2023-03-21
null
711
Smoke
smoke
50d
Raleigh,NC,US
null
null
1,679,428,800
290.42
288.75
1,029
21
289.01
291.67
1.34
252
1.34
40
35.780398
-78.639099
2023-03-21
null
711
Smoke
smoke
50d
Raleigh,NC,US
null
null
1,679,432,400
290.4
288.73
1,028
21
289.24
291.71
3.09
150
null
75
35.780398
-78.639099
2023-03-21
null
803
Clouds
broken clouds
04d
Raleigh,NC,US
null
null
1,679,436,000
289.61
287.91
1,028
23
288.77
290.49
3.09
150
null
75
35.780398
-78.639099
2023-03-21
null
803
Clouds
broken clouds
04d
Raleigh,NC,US
null
null
1,679,439,600
287.56
285.79
1,029
28
286.54
288.38
2.54
135
3.92
68
35.780398
-78.639099
2023-03-21
null
803
Clouds
broken clouds
04d
Raleigh,NC,US
null
null
1,679,443,200
284.52
282.7
1,028
38
282.73
286.03
2.44
138
3.78
64
35.780398
-78.639099
2023-03-21
null
803
Clouds
broken clouds
04n
Raleigh,NC,US
null
null
1,679,446,800
282.23
281.07
1,029
47
280.48
284.59
2.25
137
3.31
48
35.780398
-78.639099
2023-03-21
null
802
Clouds
scattered clouds
03n
Raleigh,NC,US
null
null
1,679,450,400
280.94
279.2
1,029
51
278.82
283.25
2.71
135
4.66
61
35.780398
-78.639099
2023-03-21
null
803
Clouds
broken clouds
04n
Raleigh,NC,US
null
null
1,679,454,000
280.22
279.41
1,029
54
278.12
282.92
1.54
120
null
75
35.780398
-78.639099
2023-03-21
null
803
Clouds
broken clouds
04n
Raleigh,NC,US
null
null
1,679,457,600
280.73
279.73
1,029
57
278.12
283.42
1.79
138
3.13
71
35.780398
-78.639099
2023-03-22
null
803
Clouds
broken clouds
04n
Raleigh,NC,US
null
null
1,679,461,200
281.43
281.43
1,029
55
278.46
283.94
0.45
171
1.79
76
35.780398
-78.639099
2023-03-22
null
803
Clouds
broken clouds
04n
Raleigh,NC,US
null
null
1,679,464,800
281.14
280
1,029
61
278.75
282.93
2
194
3.64
81
35.780398
-78.639099
2023-03-22
null
803
Clouds
broken clouds
04n
Raleigh,NC,US
null
null
1,679,468,400
281.03
281.03
1,029
64
279.14
282.69
0
0
null
100
35.780398
-78.639099
2023-03-22
null
804
Clouds
overcast clouds
04n
Raleigh,NC,US
null
null
1,679,472,000
281.07
280.38
1,029
64
279.14
282.69
1.54
130
null
100
35.780398
-78.639099
2023-03-22
null
804
Clouds
overcast clouds
04n
Raleigh,NC,US
null
null
1,679,475,600
281.15
281.15
1,029
66
279.14
282.69
0
0
null
100
35.780398
-78.639099
2023-03-22
null
804
Clouds
overcast clouds
04n
Raleigh,NC,US
null
null
1,679,479,200
281.21
281.21
1,028
66
279.64
282.44
0
0
null
100
35.780398
-78.639099
2023-03-22
null
804
Clouds
overcast clouds
04n
Raleigh,NC,US
null
null
1,679,482,800
281.23
281.23
1,028
69
279.3
282.44
0
0
null
100
35.780398
-78.639099
2023-03-22
null
804
Clouds
overcast clouds
04n
Raleigh,NC,US
null
null
1,679,486,400
281.43
281.43
1,029
68
279.7
282.65
0
0
null
100
35.780398
-78.639099
2023-03-22
null
804
Clouds
overcast clouds
04d
Raleigh,NC,US
null
null
1,679,490,000
282.9
282.9
1,029
65
280.86
284.44
0
0
null
100
35.780398
-78.639099
2023-03-22
null
804
Clouds
overcast clouds
04d
Raleigh,NC,US
null
null
1,679,493,600
285.65
284.37
1,029
54
283.53
286.78
2.06
250
null
75
35.780398
-78.639099
2023-03-22
null
803
Clouds
broken clouds
04d
Raleigh,NC,US
null
null
1,679,497,200
286.88
285.85
1,029
59
285.69
287.44
4.12
230
null
100
35.780398
-78.639099
2023-03-22
null
804
Clouds
overcast clouds
04d
Raleigh,NC,US
null
null
1,679,500,800
287.4
286.63
1,030
67
286.46
288.9
2.06
239
3.74
100
35.780398
-78.639099
2023-03-22
0.21
500
Rain
light rain
10d
Raleigh,NC,US
null
null
1,679,504,400
287.51
286.54
1,028
59
286.36
289.03
3.09
250
null
100
35.780398
-78.639099
2023-03-22
null
804
Clouds
overcast clouds
04d
Raleigh,NC,US
null
null
1,679,508,000
286.65
285.75
1,029
65
285.01
288.59
3.09
240
null
100
35.780398
-78.639099
2023-03-22
0.82
500
Rain
light rain
10d
Raleigh,NC,US
null
null
1,679,511,600
285.73
284.95
1,028
73
284.01
287.9
4.12
230
null
100
35.780398
-78.639099
2023-03-22
0.64
500
Rain
light rain
10d
Raleigh,NC,US
null
null
1,679,515,200
284.97
284.24
1,028
78
283.77
286.44
4.12
210
null
100
35.780398
-78.639099
2023-03-22
null
804
Clouds
overcast clouds
04d
Raleigh,NC,US
null
null
1,679,518,800
285.2
284.39
1,027
74
284.24
286.25
0.45
165
0.89
100
35.780398
-78.639099
2023-03-22
null
804
Clouds
overcast clouds
04d
Raleigh,NC,US
null
null
1,679,522,400
285.69
284.93
1,027
74
284.98
286.25
0.89
0
4.02
100
35.780398
-78.639099
2023-03-22
null
804
Clouds
overcast clouds
04d
Raleigh,NC,US
null
null
1,679,526,000
285.44
284.68
1,027
75
284.8
286.23
2.07
213
6.42
100
35.780398
-78.639099
2023-03-22
null
804
Clouds
overcast clouds
04d
Raleigh,NC,US
null
null
1,679,529,600
285.21
284.59
1,027
81
284.25
286.03
0.89
157
3.58
100
35.780398
-78.639099
2023-03-22
null
804
Clouds
overcast clouds
04n
Raleigh,NC,US
null
null
1,679,533,200
284.79
284.15
1,027
82
283.78
285.67
2.49
200
6.35
72
35.780398
-78.639099
2023-03-22
null
803
Clouds
broken clouds
04n
Raleigh,NC,US
null
null
1,679,536,800
284.45
283.83
1,026
84
283.37
285.44
3.6
210
null
100
35.780398
-78.639099
2023-03-22
null
804
Clouds
overcast clouds
04n
Raleigh,NC,US
null
null
1,679,540,400
284.36
283.76
1,026
85
283.12
285.04
1.34
205
3.58
65
35.780398
-78.639099
2023-03-22
null
803
Clouds
broken clouds
04n
Raleigh,NC,US
null
null
1,679,544,000
284.11
283.53
1,026
87
283.01
284.96
2.46
221
7.61
57
35.780398
-78.639099
2023-03-23
null
803
Clouds
broken clouds
04n
Raleigh,NC,US
null
null
1,679,547,600
283.97
283.43
1,026
89
283.13
285.04
2.57
215
8.22
54
35.780398
-78.639099
2023-03-23
null
803
Clouds
broken clouds
04n
Raleigh,NC,US
null
null
1,679,551,200
284.28
283.77
1,025
89
283.69
284.86
0.45
293
0.45
48
35.780398
-78.639099
2023-03-23
null
802
Clouds
scattered clouds
03n
Raleigh,NC,US
null
null
1,679,554,800
284.72
284.23
1,024
88
283.77
285.44
4.12
230
null
100
35.780398
-78.639099
2023-03-23
null
804
Clouds
overcast clouds
04n
Raleigh,NC,US
null
null

Dataset Card for NC Weather Analysis Dataset

This dataset card provides a detailed overview of a weather dataset focused on North Carolina, sourced from OpenWeatherMap.org. The dataset compiles various measurements intended for climate research, weather forecasting, and predictive model development.

Dataset Details

Dataset Description

This dataset encompasses a comprehensive collection of weather data for North Carolina, including temperature, humidity, atmospheric pressure, wind speed, and precipitation. All data comes in hourly. The data has been meticulously gathered from global and local weather models, satellites, radars, and an extensive network of weather stations.

  • Curated by: [Katherine Tian]
  • Shared by: [OpenWeatherMap.org]
  • Language(s) (NLP): N/A (Non-linguistic data)
  • License: Apache-2.0
  • Period of data collection: March 2023 to March 2024

Dataset Sources

Uses

Direct Use

This dataset is designed to support climate research, weather forecasting, and the development of predictive models for environmental studies, urban planning, and emergency preparedness.

Out-of-Scope Use

Usage beyond academic research, weather prediction, and climate modeling—such as for commercial forecasting without proper attribution or for misinformation purposes—is considered out of scope.

Dataset Structure

This dataset provides comprehensive weather information collected from OpenWeatherMap, structured into a tabular format. Each row in the dataset represents weather data for a specific hour, including various atmospheric measurements and conditions. Below is a description of the dataset fields:

  • dt: Unix timestamp indicating the time of the weather data.
  • main.temp: The temperature at the specified hour, measured in Kelvin.
  • main.feels_like: The human-perceived temperature, taking humidity and wind into account, measured in Kelvin.
  • main.pressure: Atmospheric pressure at sea level, measured in hPa (hectopascal).
  • main.humidity: Humidity percentage at the specified hour.
  • main.temp_min: Minimum temperature within the last hour, measured in Kelvin.
  • main.temp_max: Maximum temperature within the last hour, measured in Kelvin.
  • wind.speed: Wind speed at the specified hour, measured in m/s (meters per second).
  • wind.deg: Wind direction in degrees (meteorological).
  • wind.gust: Wind gust speed at the specified hour, measured in m/s.
  • clouds.all: Cloudiness percentage at the specified hour.
  • latitude and longitude: Geographic coordinates of the location where the weather data was collected.
  • date: Date (YYYY-MM-DD) corresponding to the weather data.
  • rain.1h (nullable): Rain volume for the last hour, measured in mm (millimeters). This field is nullable to account for periods without rainfall.
  • weather_id: Weather condition ID, corresponding to OpenWeatherMap's weather condition codes.
  • weather_main: General weather condition category (e.g., Rain, Clear, Clouds).
  • weather_description: More detailed description of the weather condition.
  • weather_icon: Icon code representing the weather condition visually.
  • city: The name of the city for which the weather data is provided.
  • snow.1h (nullable): Snow volume for the last hour, measured in mm. Similar to rain.1h, this field is nullable.
  • rain.3h (nullable): Rain volume for the last three hours, provided for datasets with a wider temporal aggregation.

Dataset Creation

Curation Rationale

The dataset was created to offer an accessible, comprehensive source of weather data for North Carolina, facilitating a wide range of scientific research and practical applications in climate studies and weather forecasting. It contains both data over a large time scale and for different locations. As many agencies, such as NOAA, do not grant access to large amounts of weather data at one time, this dataset can bring convenience to obtain hourly weather data.

Source Data

Data was collected from OpenWeatherMap.org, leveraging their access to global and local weather models, satellite data, radars, and a vast network of weather stations.

Data Collection and Processing

The WeatherDataFetcher class is designed to programmatically collect and process historical weather data for ten major NC cities over a defined date range. The data is sourced from the OpenWeatherMap API, which aggregates weather data from various global and local models, satellites, radars, and weather stations.

Data Collection

  • Source: The data is fetched from OpenWeatherMap's Historical Weather Data API.
  • City Selection: Ten major cities in NC are selected. Users can specify one or more city names to collect weather data for.
  • Date Range: 2023/03/19 - 2024/03/16. Users can define a start and end date for the period over which they wish to collect weather data. The data can span multiple days, and the script fetches hourly weather data for each day in the specified range.
  • Latitude and Longitude: For each city, the script first retrieves the geographic coordinates (latitude and longitude). These coordinates are then used to request historical weather data.

Data Processing

  • Normalization: The fetched data is in JSON format, with nested structures for different weather parameters. The script uses pd.json_normalize to flatten these structures into a tabular format suitable for analysis.
  • Weather Column Expansion: The nested 'weather' column, which contains detailed weather conditions (like weather ID, main weather condition, description, and icon), is expanded into separate columns for each attribute. This makes the dataset more accessible for analysis and visualization.

Tools and Libraries Used

  • Requests: For making HTTP requests to the OpenWeatherMap API.
  • Pandas: For data manipulation and normalization.
  • Datetime: For handling dates and timestamps.

Annotations

The dataset contains columns which are not part of the initial data collection for clarity.

  • Latitude and Longitude Columns: Each row in the resultant DataFrame is appended with latitude and longitude information, tying the weather data back to its geographic location.
  • Date Column: A date column is added to each row, indicating the date for which the weather data was recorded. This facilitates time-series analysis and visualization.
  • City Name Column: For datasets involving multiple cities, a 'city' column is added to differentiate the weather data by location.

Annotators

The annotations are created by Katherine Tian, the curator of this dataset.

Personal and Sensitive Information

The data scripts contain private API keys.

Bias, Risks, and Limitations

  • API Rate Limits: The OpenWeatherMap API has rate limits, which could restrict the volume of data that can be fetched in a given time frame.
  • Historical Data Availability: The availability of historical data might vary based on the geographic location and the specific date range requested.

Recommendations

Researchers and users are encouraged to use this dataset alongside other data sources to mitigate potential biases and limitations. OpenWeatherMap's stations do not guarantee completely accurate data. Careful consideration should be given to the dataset's scope and accuracy when drawing conclusions or making predictions.

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