Charleston weather live forecast

Today's maximum temperature in Charleston is expected to be 30°C. Select a day from the live weather forecast for Charleston, South Carolina, USA for more weather parameters.

Friday
17th Apr
30

20

13

8
Saturday
18th Apr
27

21

9

9
Sunday
19th Apr
25

16

1

7
Monday
20th Apr
21

13

13

7
Tuesday
21st Apr
22

13

12

8

5-day weather forecast updated at 04:00 on Saturday 18th April 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 Friday 17th April 2026

Expect clear skies in Charleston, South Carolina with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the south-west.

30
°C maximum temperature
20
°C minimum temperature
clear skies
13
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
M
moderate heat & humidity
8
kph wind from SW

Charleston weather for Saturday 18th April 2026

Expect scattered clouds in Charleston, South Carolina with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 9 (Very High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 10 kph from the south.

27
°C maximum temperature
21
°C minimum temperature
scattered clouds
9
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
L
low heat & humidity
10
kph wind from S

Charleston weather for Sunday 19th April 2026

Expect broken clouds in Charleston, South Carolina with a maximum temperature of 25°C, maximum UV of 7 (High) and 1 hour of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the north.

25
°C maximum temperature
16
°C minimum temperature
broken clouds
1
hour of sunshine
7
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
13
kph wind from N

Charleston weather for Monday 20th April 2026

Expect clear skies in Charleston, South Carolina with a maximum temperature of 21°C, maximum UV of 7 (High) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the north.

21
°C maximum temperature
13
°C minimum temperature
clear skies
13
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
8
kph wind from N

Charleston weather for Tuesday 21st April 2026

Expect clear skies in Charleston, South Carolina with a maximum temperature of 22°C, maximum UV of 8 (Very High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the south-east.