Charleston Weather Year-Round — Best Time to Visit
Charleston, United States has warm weather year-round. The best time to visit is April (score: 84/100). Annual average high: 22.8°C, total rainfall: 1156mm.
When is the best time to visit Charleston?
84
April is the best month to visit Charleston with a travel score of 84/100 (Excellent).
Expect highs of 22.5°C, 7 rain days, and 11 hours of daily sunshine.
View April weather details →Travel Score by Month
66
Jan
69
Feb
75
Mar
84
Apr
83
May
74
Jun
72
Jul
70
Aug
76
Sep
83
Oct
77
Nov
68
Dec
Excellent (80+)
Good (60-79)
Mixed (40-59)
Poor (<40)
What are the average temperatures in Charleston each month?
22.8°C
Avg High
16.1°C
Avg Low
1156mm
Annual Rain
How much rain does Charleston get?
Charleston receives 1156mm of rain annually. The wettest month is typically August with 156mm, while November is the driest.
What is the weather like each month in Charleston?
January
66
14°C
Low: 7°C
8 rain days
Good
February
69
16°C
Low: 8°C
8 rain days
Good
March
75
19°C
Low: 11°C
8 rain days
Good
April
Best time to visit84
23°C
Low: 15°C
7 rain days
Excellent
May
83
26°C
Low: 19°C
9 rain days
Excellent
June
74
29°C
Low: 23°C
15 rain days
Good
July
72
30°C
Low: 25°C
17 rain days
Good
August
70
30°C
Low: 24°C
18 rain days
Good
September
76
28°C
Low: 22°C
13 rain days
Good
October
83
24°C
Low: 17°C
7 rain days
Excellent
November
77
19°C
Low: 12°C
7 rain days
Good
December
68
16°C
Low: 9°C
8 rain days
Good
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What cities are near Charleston?
Data based on 1994–2024 averages · Last updated: 2024-12-31