World Resorts USA Charleston Weather

Charleston weather in December

Weather in Charleston: December

Average day temperature: 46.1°F
Average night temperature: 38.4°F
Number of sunny days: 7 days
Day length: 9.5 - 9.7 hours
Number of rainy days: 3 days
Precipitation totals: 1.4 in.

Air temperature in December, °F

Show year:
2023
2022
2021

The highest day temperature during December of 2023 was 59°F. At the same time the lowest night temperature was 25°F. Day and night temperature averages during December were 47.0°F and 40.7°F.

Sunny, partly cloudy and cloudy days

Mostly all days in December are cloudy but sunny and partly cloudy days are also possible.

Precipitation total in December, in.

Precipitation total value in Charleston in December is 1.4 in. Other months of the year show relatively similar values.

Wind speed in December, mph

The average wind speed value in December is 5.8 mph

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in December is: 4.0.

Best time for vacation in Charleston

Sunniest months:
September 14 days
October 13 days
November 13 days
Warmest months:
July 84.6 °F
August 83.2 °F
June 80.0 °F
Coldest months:
January 40.1 °F
February 44.7 °F
December 46.1 °F
Rainiest months:
February 4 days
March 4 days
May 4 days
Windiest months:
March 6.7 mph
April 6.3 mph
February 6.3 mph

Charleston on a weather map

Charleston
+39°F
E 12 mph
Feels like: +32°F
Precip.: 0%
Places in USA:
Name
°F
+48°F
+52°F
+75°F
+75°F
+59°F
+72°F
+82°F
+70°F
+48°F
+63°F
+57°F
+73°F
+72°F
+72°F
+36°F
24 Hours Forecast
Charleston
Local time: 15:01
November 21, thursday
1800
36°F
E
9 mph
2100
34°F
E
9 mph
November 22, friday
0000
32°F
E
6 mph
0300
32°F
E
6 mph
0600
30°F
SE
5 mph
0900
30°F
E
9 mph
1200
36°F
E
11 mph
1500
37°F
E
14 mph
Units of measurement: °C / °F