Charleston weather live forecast

Today's maximum temperature in Charleston is expected to be 66°F. Select a day from the live weather forecast for Charleston, South Carolina, USA for more weather parameters.

Friday
19th Dec
66

48

9

3
Saturday
20th Dec
59

45

10

3
Sunday
21st Dec
64

48

10

3
Monday
22nd Dec
55

45

10

3
Tuesday
23rd Dec
66

46

6

3

5-day weather forecast updated at 04:01 on Friday 19th December 2025 GMT

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The 5-day weather forecast for South Carolina (Charleston) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Charleston weather forecast by day

Below are the detailed weather forecasts for Charleston for the next 5 days.

Charleston weather for Friday 19th December 2025

Expect isolated thunderstorms in Charleston, South Carolina with a maximum temperature of 66°F, maximum UV of 3 (Moderate) and 9 hours of bright sunshine. There are 0-2 mm of rainfall expected with 6% chance of some rain and a gentle breeze of 10 mph from the west.

66
°F maximum temperature
48
°F minimum temperature
isolated thunderstorms
9
hours of sunshine
3
UV index (Moderate)
6
% chance of some rain
<2
mm of rainfall expected
0
no heat & humidity
10
mph wind from W

Charleston weather for Saturday 20th December 2025

Expect clear skies in Charleston, South Carolina with a maximum temperature of 59°F, maximum UV of 3 (Moderate) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 4 mph from the east.

59
°F maximum temperature
45
°F minimum temperature
clear skies
10
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
4
mph wind from E

Charleston weather for Sunday 21st December 2025

Expect clear skies in Charleston, South Carolina with a maximum temperature of 64°F, maximum UV of 3 (Moderate) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 6 mph from the north.

64
°F maximum temperature
48
°F minimum temperature
clear skies
10
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
64
°F wind chill
6
mph wind from N

Charleston weather for Monday 22nd December 2025

Expect scattered clouds in Charleston, South Carolina with a maximum temperature of 55°F, maximum UV of 3 (Moderate) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 7 mph from the north-east.

55
°F maximum temperature
45
°F minimum temperature
scattered clouds
10
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
55
°F wind chill
7
mph wind from NE

Charleston weather for Tuesday 23rd December 2025

Expect scattered clouds in Charleston, South Carolina with a maximum temperature of 66°F, maximum UV of 3 (Moderate) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 4 mph from the north-east.