Charleston weather live forecast

Today's maximum temperature in Charleston is expected to be 18°C. Select a day from the live weather forecast for Charleston, South Carolina, USA for more weather parameters.

Saturday
2nd May
18

12

0

1
Sunday
3rd May
21

10

11

8
Monday
4th May
24

14

13

8
Tuesday
5th May
26

17

11

5
Wednesday
6th May
27

19

11

8

5-day weather forecast updated at 04:00 on Saturday 2nd May 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 Saturday 2nd May 2026

Expect cloudy with some rain in Charleston, South Carolina with a maximum temperature of 18°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 20-30 mm of rainfall expected with 100% chance of some rain and a moderate breeze of 21 kph from the north.

18
°C maximum temperature
12
°C minimum temperature
cloudy with some rain
0
hours of sunshine
1
UV index (Low)
100
% chance of some rain
<30
mm of rainfall expected
18
°C wind chill
21
kph wind from N

Charleston weather for Sunday 3rd May 2026

Expect scattered clouds in Charleston, South Carolina with a maximum temperature of 21°C, maximum UV of 8 (Very High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 11 kph from the south.

21
°C maximum temperature
10
°C minimum temperature
scattered clouds
11
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
0
no heat & humidity
11
kph wind from S

Charleston weather for Monday 4th May 2026

Expect clear skies in Charleston, South Carolina with a maximum temperature of 24°C, maximum UV of 8 (Very High) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the south.

24
°C maximum temperature
14
°C minimum temperature
clear skies
13
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
24
°C wind chill
15
kph wind from S

Charleston weather for Tuesday 5th May 2026

Expect scattered clouds in Charleston, South Carolina with a maximum temperature of 26°C, maximum UV of 5 (Moderate) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the south.

26
°C maximum temperature
17
°C minimum temperature
scattered clouds
11
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
26
°C wind chill
16
kph wind from S

Charleston weather for Wednesday 6th May 2026

Expect scattered clouds in Charleston, South Carolina with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 8 (Very High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 20 kph from the south.