Charleston weather live forecast

Today's maximum temperature in Charleston is expected to be 82°F. Select a day from the live weather forecast for Charleston, South Carolina, USA for more weather parameters.

Wednesday
26th Aug
82

77

6

6
Thursday
27th Aug
84

77

6

7
Friday
28th Aug
84

77

5

4
Saturday
29th Aug
82

75

4

6
Sunday
30th Aug
84

75

6

8

5-day weather forecast updated at 04:00 on Wednesday 26th 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 Wednesday 26th August 2026

Expect isolated thunderstorms in Charleston, South Carolina with a maximum temperature of 82°F, moderate levels of heat & humidity, maximum UV of 6 (High) and 6 hours of bright sunshine. There are 10-20 mm of rainfall expected with 85% chance of some rain and a light breeze of 4 mph from the south.

82
°F maximum temperature
77
°F minimum temperature
isolated thunderstorms
6
hours of sunshine
6
UV index (High)
85
% chance of some rain
<20
mm of rainfall expected
L
low 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 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 59% chance of some rain and a light breeze of 6 mph from the south.

84
°F maximum temperature
77
°F minimum temperature
isolated thunderstorms
6
hours of sunshine
7
UV index (High)
59
% chance of some rain
<10
mm of rainfall expected
M
moderate heat & humidity
6
mph wind from S

Charleston weather for Friday 28th August 2026

Expect isolated thunderstorms in Charleston, South Carolina with a maximum temperature of 84°F, moderate levels of heat & humidity, maximum UV of 4 (Moderate) and 5 hours of bright sunshine. There are 5-10 mm of rainfall expected with 68% chance of some rain and a light breeze of 6 mph from the south.

84
°F maximum temperature
77
°F minimum temperature
isolated thunderstorms
5
hours of sunshine
4
UV index (Moderate)
68
% chance of some rain
<10
mm of rainfall expected
M
moderate heat & humidity
6
mph wind from S

Charleston weather for Saturday 29th August 2026

Expect isolated thunderstorms in Charleston, South Carolina with a maximum temperature of 82°F, moderate levels of heat & humidity, maximum UV of 6 (High) and 4 hours of bright sunshine. There are 10-20 mm of rainfall expected with 67% chance of some rain and little or no wind of 3 mph from the south-east.

82
°F maximum temperature
75
°F minimum temperature
isolated thunderstorms
4
hours of sunshine
6
UV index (High)
67
% chance of some rain
<20
mm of rainfall expected
M
moderate heat & humidity
3
mph wind from SE

Charleston weather for Sunday 30th 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 2-5 mm of rainfall expected with 60% chance of some rain and little or no wind of 4 mph from the south-east.