Measurements:
°C
°F
Charleston
42°F
E 5 mph
Feels like: 38°F
Precip: 0%
World Resorts USA Charleston Weather

7 Day Weather Forecast

01.05
sun
DAY
46°F
E 5 mph
precip
0%
NIGHT
54°F
N 8 mph
precip
0%
01.06
mon
DAY
64°F
NE 26 mph
precip
0%
NIGHT
40°F
E 17 mph
precip
0%
01.07
tue
DAY
42°F
S 14 mph
precip
0%
NIGHT
38°F
S 5 mph
precip
0%
01.08
wed
DAY
44°F
E 7 mph
precip
0%
NIGHT
38°F
E 11 mph
precip
0%
01.09
thu
DAY
36°F
SE 11 mph
precip
0%
NIGHT
32°F
SE 6 mph
precip
0%
01.10
fri
DAY
40°F
E 6 mph
precip
0%
NIGHT
44°F
E 13 mph
precip
100%
01.11
sat
DAY
40°F
SE 15 mph
precip
55%
NIGHT
34°F
NE 8 mph
precip
0%

Charleston Sea Water Temperature in January, °F

Select Year: 2024 2023 2022
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The average sea surface temperature in January 2024 for Charleston was 11.9°F. The maximum and minimum values were 10.0°F and 13.1°F respectively.

Charleston on the Weather Map

Best Time to Visit Charleston
The most sunny months:
April 16 days
October 15 days
May 15 days
The most warm months:
July 93.7 °F
August 92.0 °F
June 90.0 °F
Warmest sea temperature:
August 87.5 °F
July 87.3 °F
September 84.6 °F
The most cold months:
January 57.1 °F
February 61.3 °F
December 61.9 °F
The most rainy months:
August 10 days
July 9 days
June 7 days
The most windy months:
March 9 mph
April 9 mph
February 9 mph