Charleston weather live forecast

Today's maximum temperature in Charleston is expected to be 28°C. Select a day from the live weather forecast for Charleston, South Carolina, USA for more weather parameters.

Wednesday
30th Sep
28

22

10

6
Thursday
1st Oct
27

22

10

7
Friday
2nd Oct
29

23

8

6
Saturday
3rd Oct
29

23

7

6
Sunday
4th Oct
27

23

7

3

5-day weather forecast updated at 04:00 on Wednesday 30th September 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 30th September 2026

Expect scattered clouds in Charleston, South Carolina with a maximum temperature of 28°C, moderate levels of heat & humidity, maximum UV of 6 (High) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the east.

28
°C maximum temperature
22
°C minimum temperature
scattered clouds
10
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
M
moderate heat & humidity
8
kph wind from E

Charleston weather for Thursday 1st October 2026

Expect scattered clouds in Charleston, South Carolina with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 7 (High) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the east.

27
°C maximum temperature
22
°C minimum temperature
scattered clouds
10
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
L
low heat & humidity
8
kph wind from E

Charleston weather for Friday 2nd October 2026

Expect scattered clouds in Charleston, South Carolina with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 6 (High) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 7 kph from the south.

29
°C maximum temperature
23
°C minimum temperature
scattered clouds
8
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
M
moderate heat & humidity
7
kph wind from S

Charleston weather for Saturday 3rd October 2026

Expect broken clouds in Charleston, South Carolina with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 6 (High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the south-east.

29
°C maximum temperature
23
°C minimum temperature
broken clouds
7
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
M
moderate heat & humidity
8
kph wind from SE

Charleston weather for Sunday 4th October 2026

Expect scattered clouds in Charleston, South Carolina with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 3 (Moderate) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the south.