Charleston weather in December (South Carolina, United States of America)

Curious about the December weather in Charleston? Wondering if it's the right time to visit? Browse this page for a comprehensive overview of the weather conditions for that month.

In December, Charleston generally has moderate temperatures and moderate rainfall. December falls within the winter season. Daytime temperatures hover around 18°C, while nights can cool down to about 8°C.

Charleston in December usually receives moderate rainfall, averaging around 84 mm for the month. Based on our climate data of the past 30 years, about 10 days of rain are anticipated.

The area experiences a moderate amount of sunshine, with approximately 170 hours of sunlight expected. This makes it neither too gloomy nor overly bright.

If you prefer dry days with pleasant temperatures, April and May typically offer the best circumstances. While August tends to showcase less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized Charleston climate page with graphs.

 

Charleston, monthly averages in December

Min Temperature 8°C  

Max Temperature 18°C  

Chance of Rain 33%  

Precipitation 84 mm  

Rainy days 10 days  

Humidity 71%  

Sunshine 170 hours  

Percentage Sunshine 55%  

Where to go in the United States of America in December

Find out more about the weather in the United States of America in December and which places have the best weather conditions in this month.

Weather conditions Weather

Temperatures

Precipitation

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Legend perfect weather pleasant tolerable unpleasant poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in Charleston in December?

For visitors traveling to Charleston, we recommend wearing layers. So maybe a skirt, t-shirt, shorts for during the day and jeans and a warm jacket for some days and evenings. Bring a rain jacket in case it rains during your stay. Plan on layering your clothes.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do in December.

Swimming

6/10

Cycling

6/10

Walking

6/10

Barbeque

6/10

Camping

4/10

Outdoor sports

9/10

Interested in more climate information?

This site provides you with all the information you need about the climate in Charleston.

Our site offers climate and forecast data for every country in the world. Are you going to the United States of America? On this website you can find historical weather averages for many cities in the United States of America. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.