Measurements:
°C
°F
CURRENT WEATHER
13:57
Charleston
84°F
SE 6 mph
Feels like: 82°F
Precip: 0%
World Resorts USA Charleston Weather

14 Day Weather Forecast

05.14
thu
DAY
80°F
SE 8 mph
precip
0%
NIGHT
70°F
SW 12 mph
precip
0%
05.15
fri
DAY
74°F
SW 6 mph
precip
0%
NIGHT
66°F
N 5 mph
precip
0%
05.16
sat
DAY
80°F
NW 9 mph
precip
0%
NIGHT
74°F
NW 8 mph
precip
0%
05.17
sun
DAY
82°F
N 9 mph
precip
0%
NIGHT
72°F
NW 8 mph
precip
0%
05.18
mon
DAY
82°F
NW 7 mph
precip
0%
NIGHT
72°F
NW 6 mph
precip
0%
05.19
tue
DAY
82°F
NW 7 mph
precip
0%
NIGHT
72°F
NW 6 mph
precip
0%
05.20
wed
DAY
84°F
NW 7 mph
precip
0%
NIGHT
74°F
N 7 mph
precip
0%
05.21
thu
DAY
84°F
N 10 mph
precip
78%
NIGHT
76°F
N 6 mph
precip
100%
05.22
fri
DAY
84°F
NE 11 mph
precip
100%
NIGHT
76°F
NE 10 mph
precip
0%
05.23
sat
DAY
88°F
S 4 mph
precip
0%
NIGHT
74°F
SW 7 mph
precip
0%
05.24
sun
DAY
76°F
SW 15 mph
precip
0%
NIGHT
68°F
W 13 mph
precip
0%
05.25
mon
DAY
74°F
W 11 mph
precip
0%
NIGHT
66°F
NW 5 mph
precip
0%
05.26
tue
DAY
80°F
N 6 mph
precip
0%
NIGHT
70°F
NE 10 mph
precip
0%
05.27
wed
DAY
84°F
NE 11 mph
precip
0%
NIGHT
76°F
NE 14 mph
precip
0%

Charleston Sea Water Temperature in May, °F

Select Year: 2025 2024 2023

The average sea surface temperature in May 2025 for Charleston was 78.4°F. The maximum and minimum values were 74.0°F and 81.8°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 93.8 °F
August 91.8 °F
June 90.2 °F
Warmest sea temperature:
August 87.5 °F
July 87.4 °F
September 84.5 °F
The most cold months:
January 56.4 °F
February 61.0 °F
December 61.7 °F
The most rainy months:
August 9 days
July 8 days
June 7 days
The most windy months:
March 9 mph
April 9 mph
February 9 mph
more details
USA Resorts:
NAME
F°
Boston +56
Chicago +56
Hawaii +78
Honolulu +78
Houston +98
Las Vegas +102
Los Angeles +76
Maui +72
Miami +90
Miami Beach +92
New York +70
San Diego +72
San Francisco +72
Sarasota +96
Tampa +96
all resorts
24 Hours Weather Forecast
Charleston
Local time: 13:57
14 may, thursday
1500 84°F
SE
6 mph
1800 86°F
SE
7 mph
2100 76°F
S
6 mph
15 may, friday
0000 70°F
SW
12 mph
0300 62°F
SW
11 mph
0600 58°F
SW
11 mph
0900 64°F
SW
10 mph
1200 74°F
SW
6 mph