Climate LabCharleston, United States

Climate Lab·

Monthly climate metrics across temperature, precipitation, wind, and UV.

MetricJanFebMarAprMayJunJulAugSepOctNovDecYear
Temperature
Daily high°C
19
20
23
25
28
30
31
31
29
27
24
20
26
Daily mean°C
12
14
18
21
24
27
29
28
26
22
18
13
21
Daily low°C
6
7
11
14
18
24
26
25
21
15
10
4
15
Thermal comfort
High feels°C
19
21
25
27
32
35
37
36
34
29
25
20
28
Mean feels°C
9
11
15
20
25
29
32
32
28
22
15
10
21
Low feels°C
-3
-2
5
9
15
22
27
26
18
11
5
-3
11
Humidity
Humidity%
72
77
73
66
72
76
78
80
77
76
75
76
75
Dewpoint°C
5.2
7.4
12.8
14.1
19.3
22.4
24.4
24.3
21.5
16.7
13.4
6.9
15.7
Precipitation
Rainfallmm
80
86
97
95
68
135
202
209
111
43
77
56
1259
Rain days≥1mm
9
9
9
7
10
14
19
22
11
6
8
9
133
Wind
Wind avgm/s
3.8
3.9
4.1
3.8
3.8
3.8
3.1
2.8
3.2
3.4
3.9
3.5
3.6
Wind gustsm/s
7.0
7.3
6.8
7.4
6.3
6.3
5.4
5.3
6.0
5.6
6.9
6.7
6.4
Sun & UV
Sunshinehrs/day
7.9
8.6
9.3
10.6
11.2
10.9
10.8
9.7
9.3
8.7
8.2
7.7
9.4
Clear skyindex
50%
47%
49%
62%
46%
43%
40%
44%
46%
63%
54%
54%
50%
UV indexmax avg
2.9
4.0
5.7
7.5
8.2
8.1
8.7
7.7
6.5
5.3
3.3
2.7
5.9
Based on 2014–2024 hourly climate data · Updated Mar 2025
Confidence: High

How winter feel compares

Compared across United States

Charleston: 2.2 °C. Typical range in United States: -12.9-0.8 °C. Low anchor: Anchorage, -21.6 °C. High anchor: Kailua, 16.7 °C.

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