Weather in Charleston in May
Charleston temperatures in May range from 16 to 29 and there is an average of 12 days of rain.
Avg Temp
16° - 29°
Avg Rainy Days
12
Avg Dry Days
19
Avg Snow Days
0
Weather Facts - Charleston in May
* The warmest temperature recorded in in May is 37°C
* The coldest temperature recorded in Charleston in May is 7°C
* The average rainfall in Charleston in May is 75 mm