Weather in Charleston in August

The weather in Charleston in August is extremely hot, while temperatures can easily rise above 32 degrees. This hot weather is not advisable for long walks and outdoors activity, so please prepare for summer conditions with water and comfortable light clothes for a trip in Charleston during August.
Avg Temp
22° - 32°
Avg Rainy Days
17
Avg Dry Days
14
Avg Snow Days
0
Full weather report for today ››

Weather forecast for the next 14 days ››

Weather Facts - Charleston in August

* The warmest temperature recorded in in August is 39°C
* The coldest temperature recorded in Charleston in August is 15°C
* The average rainfall in Charleston in August is 169 mm

Yearly Average for Charleston

Max Temp
Min Temp
Rainy Days
Jan.
17°
4°
14
Feb.
19°
5°
12
March
22°
8°
12
April
26°
12°
11
May
29°
16°
12
June
32°
21°
18
July
33°
23°
18
August
32°
22°
17
Sep.
30°
20°
15
Oct.
26°
14°
12
Nov.
22°
8°
10
Dec.
18°
4°
12

Average Temperature in Charleston