Weather By Day

December Weather In Charleston  
December Charleston Weather
Record High: 80°F
Normal High: 62°F
Normal Low: 39°F
Record Low: -12°F
Avg Monthly Rain: 3.24"
Rec 1 Day Rain: 2.44"
Avg Monthly Snow: 0.3"
Rec 1 Day Snow: 11"

Charleston Weather In December

The highest recorded temperature for Charleston for the past 68 years in December was 80 degrees Fahrenheit, measured on December 2, 1982, while the typical high temperature is 62. The lowest documented temperature for Charleston for the past 68 years in December was -12 most recently registered on December 17, 1989, while the regular low temperature for a given day during the month is 39.

United States National Weather Service historical Charleston December weather data indicates that on December 22, 1989, the measured high temperature did not exceed 4 degrees Fahrenheit, the lowest high measured in Charleston in the past 68 years. Weather Service records also indicate that on December 29, 1984, the low temperature for the day was not measured below 64 degrees, the highest low measured in Charleston in the last 68 years.

National Weather Service records indicate that the high temperature in Charleston on December First averages 50 degrees and the high on the last day of the month averages 46 degrees. The average recorded low temperature in Charleston on December First is 30 degrees Fahrenheit and the average low on the last day of December is 29 degrees.

Charleston usually receives an average of 3.24 inches of precipitation during December. December Charleston Weather records indicate that on December 8, 1978 Charleston received 2.44 inches of precipitation, the highest amount of rain recorded in a single day in December. Charleston averages 0.3 inches of snow in December. The most snow measured in a single day in December was 11 inches on December 28, 1967.