Please click on any column to get detailed information about Charleston weather in that particular month. You will get daily weather information for that month for the last several years.
Day & Night air temperature, °F
The warmest month in Charleston is july. The average daily temp is 84.8°F. The average nightly temp is 69.0°F.
Precipitation total, in.
Number of rainy days
This chart shows averages for the last three years. It shows medium and heavy rains only, it doesn't show light rains.
Wind speed, mph
Sunny, partly cloudy and cloudy days
Average sunny hours
Sunny hours are calculated based on the average daily number of hours while sunlight can reach the ground. It depends on day length and cloudiness during the day.
* Charts above show average data for the last 3 years.
weather in
May
May
Charleston |
14 days
forecast
forecast
Charleston |
current
weather
weather
Charleston |
7 days
forecast
forecast
Charleston |
Best time for vacation in Charleston
Charleston on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Charleston
Local time: 14:40
May 18, saturday
1500
77°F
SW
5 mph
5 mph
1800
75°F
S
6 mph
6 mph
2100
66°F
SW
4 mph
4 mph
May 19, sunday
0000
61°F
SW
2 mph
2 mph
0300
59°F
SW
2 mph
2 mph
0600
57°F
SW
2 mph
2 mph
0900
66°F
SW
2 mph
2 mph
1200
77°F
S
6 mph
6 mph