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.

Thursday
1st Oct
28

22

9

6
Friday
2nd Oct
28

23

5

6
Saturday
3rd Oct
28

24

5

4
Sunday
4th Oct
27

23

0

1
Monday
5th Oct
24

21

1

1

5-day weather forecast updated at 04:00 on Thursday 1st October 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 Thursday 1st October 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 9 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 7 kph from the south-east.

28
°C maximum temperature
22
°C minimum temperature
scattered clouds
9
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
M
moderate heat & humidity
7
kph wind from SE

Charleston weather for Friday 2nd October 2026

Expect isolated thunderstorms in Charleston, South Carolina with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 6 (High) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 30% chance of some rain and a light breeze of 7 kph from the south.

28
°C maximum temperature
23
°C minimum temperature
isolated thunderstorms
5
hours of sunshine
6
UV index (High)
30
% chance of some rain
<2
mm of rainfall expected
L
low heat & humidity
7
kph wind from S

Charleston weather for Saturday 3rd October 2026

Expect isolated thunderstorms in Charleston, South Carolina with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 4 (Moderate) and 5 hours of bright sunshine. There are 2-5 mm of rainfall expected with 62% chance of some rain and a light breeze of 7 kph from the south-east.

28
°C maximum temperature
24
°C minimum temperature
isolated thunderstorms
5
hours of sunshine
4
UV index (Moderate)
62
% chance of some rain
<5
mm of rainfall expected
L
low heat & humidity
7
kph wind from SE

Charleston weather for Sunday 4th October 2026

Expect isolated thunderstorms in Charleston, South Carolina with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 1 (Low) and no hours of bright sunshine. There are 5-10 mm of rainfall expected with 70% chance of some rain and a light breeze of 7 kph from the south-east.

27
°C maximum temperature
23
°C minimum temperature
isolated thunderstorms
0
hours of sunshine
1
UV index (Low)
70
% chance of some rain
<10
mm of rainfall expected
L
low heat & humidity
7
kph wind from SE

Charleston weather for Monday 5th October 2026

Expect mostly cloudy with rain in Charleston, South Carolina with a maximum temperature of 24°C, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 5-10 mm of rainfall expected with 81% chance of some rain and a light breeze of 10 kph from the north.