Charleston December Weather Averages South Carolina, United States of America

December Weather Averages for Charleston

High Temp	16°C	62°F
Low Temp	10°C	50°F
Avg Temp	13°C	56°F
Sunshine Hours	200 hours
Rainfall	118.58 mm	4.67 In
Rain days	6 days
Pressure	1021 mb	31 In

Charleston December Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2008	18°C / 64°F	11°C / 52°F	15°C / 58°F	199 hours	17.00 mm / 0.67 In	4 days	1022 mb / 31 In
2009	15°C / 60°F	9°C / 47°F	12°C / 54°F	158 hours	284.11 mm / 11.19 In	9 days	1019 mb / 31 In
2010	11°C / 51°F	3°C / 37°F	7°C / 44°F	250 hours	51.32 mm / 2.02 In	5 days	1018 mb / 31 In
2011	17°C / 63°F	11°C / 51°F	14°C / 57°F	229 hours	32.92 mm / 1.30 In	5 days	1023 mb / 31 In
2012	18°C / 64°F	11°C / 51°F	14°C / 58°F	220 hours	89.34 mm / 3.52 In	6 days	1018 mb / 31 In
2013	18°C / 64°F	11°C / 52°F	15°C / 58°F	234 hours	84.87 mm / 3.34 In	7 days	1021 mb / 31 In
2014	17°C / 62°F	9°C / 49°F	13°C / 55°F	222 hours	66.20 mm / 2.61 In	7 days	1021 mb / 31 In
2015	20°C / 68°F	15°C / 59°F	17°C / 63°F	163 hours	133.12 mm / 5.24 In	7 days	1020 mb / 31 In
2016	17°C / 62°F	10°C / 49°F	13°C / 56°F	196 hours	100.65 mm / 3.96 In	7 days	1023 mb / 31 In
2017	15°C / 58°F	9°C / 48°F	12°C / 53°F	194 hours	74.77 mm / 2.94 In	7 days	1021 mb / 31 In
2018	17°C / 62°F	11°C / 51°F	14°C / 56°F	157 hours	243.79 mm / 9.60 In	7 days	1020 mb / 31 In
2019	17°C / 63°F	11°C / 53°F	14°C / 58°F	207 hours	299.44 mm / 11.79 In	10 days	1019 mb / 31 In
2020	15°C / 59°F	8°C / 47°F	11°C / 53°F	234 hours	47.80 mm / 1.88 In	7 days	1020 mb / 31 In
2021	20°C / 68°F	13°C / 56°F	16°C / 61°F	210 hours	50.90 mm / 2.00 In	4 days	1020 mb / 31 In
2022	16°C / 60°F	9°C / 48°F	12°C / 54°F	184 hours	76.87 mm / 3.03 In	5 days	1022 mb / 31 In
2023	17°C / 63°F	10°C / 51°F	13°C / 56°F	179 hours	182.92 mm / 7.20 In	2 days	1021 mb / 31 In
2024	15°C / 59°F	8°C / 47°F	12°C / 53°F	164 hours	78.32 mm / 3.08 In	3 days	1024 mb / 31 In

South Carolina

Hotels Near Charleston

Cities Near Charleston

Quick and Easy Signup for Weather API

WeatherAPI.com makes it super easy to integrate our realtime, daily, hourly and 15 min interval weather forecast data, historical weather, marine weather, bulk request, air quality data, autocomplete, time zone, astronomy and sports data into your new or existing project.

Get Started