Charleston in december: average Weather, Temperature and Climate
Weather in Charleston in december 2026
The weather in North Charleston in december comes from statistical datas on the last years. You can view the weather statistics for all the month, but also by using the tabs for the beginning, the middle and the end of the month.
Average weather throughout december
good weather 1.4cm
Weather at 6am
52°F
Clear/Sunny
41% of time
22%
17%
11%
Weather at 12pm
61°F
Clear/Sunny
47% of time
22%
22%
6%
Weather at 6pm
58°F
Clear/Sunny
40% of time
26%
20%
9%
Weather at 3am
52°F
44%
21%
13%
13%
Evolution of daily average temperature and precipitation in Charleston in december
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Charleston in december.
The climate of Charleston in december is good
the weather in North Charleston in december is rather dry (with 3.2in of rainfall over 4 days). The weather is worst than the previous month since in november there is an average of 1.9in of precipitation over 3 days.
The climate is quite cool here the month of december, but it is livable when dressing cosy. Temperatures are up to 63°F. On average, the recorded minimum temperature is 52°F. Thus, the mean temperature average on this month of december in North Charleston is 58°F. Note that seasonal normals in contrast with those observed in North Charleston in the month of december with a maximum record of 79°F in 2021 and a minimum record of 25°F in 2010. You can hope to have about 14 days with temperatures above 65°F, or 45% of time.
Day length in North Charleston in december is 10:00. Sunrise is at 07:15 and sets at 17:15.
With good weather conditions, december is recommended to go there.
Seasonal average climate and temperature of Charleston in december
Check below seasonal norms These datas are set from the weather statements of the last years of december.
| December | |||||
| Outside temperature | |||||
| Average temperature | 58°F | ||||
| Highest temperature | 63°F | ||||
| Lowest temperature | 52°F | ||||
| Highest record temperature | 79°F (2021) | ||||
| Lowest record temperature | 25°F (2010) | ||||
| Number of days at +65°F | 14 day(s) (45%) | ||||
| Number of days at -32°F | 1 day(s) (3%) | ||||
| Sea temperature | |||||
| Average sea temperature | 67°F | ||||
| Lowest sea temperature | 63°F | ||||
| Highest sea temperature | 71°F | ||||
| Wind | |||||
| Wind speed | 16km/h | ||||
| Wind temperature | 49°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 3.2in | ||||
| Number of days with rainfall | 4 day(s) (12%) | ||||
| Record daily rainfall | 6.2in (2019) | ||||
| Snowfall | 1.4cm | ||||
| Other climate data | |||||
| Humidity | 84% | ||||
| Visibility | 9.29km | ||||
| Cloud cover | 39% | ||||
| UV index | 4 | ||||
| Daily sunshine hours | 8 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 07:15 | ||||
| Time of sunset | 17:15 | ||||
| Length of day | 10:00 | ||||
| Our opinion about the weather in december | |||||
| Our opinion at whereandwhen.net | good | ||||
How was the weather last december?
Here is the day by day recorded weather in Charleston in december 2025:
49°F to 56°F
47°F to 61°F
40°F to 50°F
40°F to 56°F
49°F to 52°F
45°F to 47°F
49°F to 50°F
45°F to 49°F
34°F to 50°F
38°F to 61°F
43°F to 54°F
41°F to 63°F
54°F to 65°F
54°F to 61°F
25°F to 43°F
32°F to 49°F
45°F to 52°F
58°F to 67°F
63°F to 70°F
47°F to 59°F
47°F to 59°F
47°F to 56°F
50°F to 63°F
58°F to 63°F
61°F to 72°F
58°F to 63°F
59°F to 70°F
58°F to 61°F
61°F to 63°F
38°F to 49°F
36°F to 54°F
Map: other cities in the United States (USA) in december
Cities near Charleston:
| Edisto Beach in december | good weather |
| Hilton Head Island in december | good weather |
| Tybee Island (Georgia) in december | good weather |
| Savannah in december | good weather |
| Myrtle Beach in december | good weather |
| South Carolina in december | tolerable weather |
| Carolina Beach in december | good weather |
| North Carolina in december | very bad weather |
| Atlanta in december | tolerable weather |
| Virginia in december | very bad weather |
| Nags Head in december | tolerable weather |
| Lake Martin (Alabama) in december | tolerable weather |
Click over cities on the map for information about the weather in december.
Charleston
perfect weather
good
tolerable
bad
very bad
Weather data for Charleston in december:
Weather data for Charleston for december are derived from an average of the weather forecast since 2009 in Charleston. There is a margin of error and these forecasts are to be considered as general information only. The weather in Charleston can vary slightly from year to year, but this data should limit surprises. So you can pack your bags or check for the best time in year to go to Charleston.