Charleston weather live forecast

Today's maximum temperature in Charleston is expected to be 88°F. Select a day from the live weather forecast for Charleston, South Carolina, USA for more weather parameters.

Monday
24th Aug
88

79

7

7
Tuesday
25th Aug
84

77

6

7
Wednesday
26th Aug
84

75

6

8
Thursday
27th Aug
86

77

5

8
Friday
28th Aug
86

77

6

3

5-day weather forecast updated at 04:00 on Sunday 23rd August 2026 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 Monday 24th August 2026

Expect isolated thunderstorms in Charleston, South Carolina with a maximum temperature of 88°F, moderate levels of heat & humidity, maximum UV of 7 (High) and 7 hours of bright sunshine. There are 0-2 mm of rainfall expected with 39% chance of some rain and a light breeze of 6 mph from the south-west.

88
°F maximum temperature
79
°F minimum temperature
isolated thunderstorms
7
hours of sunshine
7
UV index (High)
39
% chance of some rain
<2
mm of rainfall expected
M
moderate heat & humidity
6
mph wind from SW

Charleston weather for Tuesday 25th August 2026

Expect isolated thunderstorms in Charleston, South Carolina with a maximum temperature of 84°F, moderate levels of heat & humidity, maximum UV of 7 (High) and 6 hours of bright sunshine. There are 5-10 mm of rainfall expected with 71% chance of some rain and a light breeze of 4 mph from the south.

84
°F maximum temperature
77
°F minimum temperature
isolated thunderstorms
6
hours of sunshine
7
UV index (High)
71
% chance of some rain
<10
mm of rainfall expected
M
moderate heat & humidity
4
mph wind from S

Charleston weather for Wednesday 26th August 2026

Expect isolated thunderstorms in Charleston, South Carolina with a maximum temperature of 84°F, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 6 hours of bright sunshine. There are 10-20 mm of rainfall expected with 48% chance of some rain and a light breeze of 4 mph from the south.

84
°F maximum temperature
75
°F minimum temperature
isolated thunderstorms
6
hours of sunshine
8
UV index (Very High)
48
% chance of some rain
<20
mm of rainfall expected
M
moderate heat & humidity
4
mph wind from S

Charleston weather for Thursday 27th August 2026

Expect isolated thunderstorms in Charleston, South Carolina with a maximum temperature of 86°F, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 5 hours of bright sunshine. There are 5-10 mm of rainfall expected with 60% chance of some rain and a light breeze of 4 mph from the south-west.

86
°F maximum temperature
77
°F minimum temperature
isolated thunderstorms
5
hours of sunshine
8
UV index (Very High)
60
% chance of some rain
<10
mm of rainfall expected
M
moderate heat & humidity
4
mph wind from SW

Charleston weather for Friday 28th August 2026

Expect broken clouds in Charleston, South Carolina with a maximum temperature of 86°F, moderate levels of heat & humidity, maximum UV of 3 (Moderate) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 4 mph from the south.