Sumter December Weather Averages South Carolina, United States of America

December Weather Averages for Sumter

High Temp	14°C	57°F
Low Temp	6°C	43°F
Avg Temp	10°C	50°F
Sunshine Hours	194 hours
Rainfall	132.60 mm	5.22 In
Rain days	7 days
Pressure	1021 mb	31 In

Sumter December Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2008	15°C / 59°F	6°C / 44°F	11°C / 52°F	173 hours	33.22 mm / 1.31 In	4 days	1022 mb / 31 In
2009	11°C / 52°F	4°C / 38°F	7°C / 45°F	181 hours	187.32 mm / 7.37 In	7 days	1019 mb / 31 In
2010	8°C / 46°F	-1°C / 31°F	3°C / 38°F	216 hours	53.29 mm / 2.10 In	4 days	1018 mb / 31 In
2011	16°C / 60°F	6°C / 44°F	11°C / 51°F	227 hours	43.18 mm / 1.70 In	4 days	1023 mb / 31 In
2012	15°C / 59°F	7°C / 45°F	11°C / 51°F	177 hours	125.61 mm / 4.95 In	8 days	1019 mb / 31 In
2013	15°C / 58°F	6°C / 43°F	10°C / 51°F	174 hours	133.66 mm / 5.26 In	8 days	1022 mb / 31 In
2014	14°C / 56°F	5°C / 42°F	9°C / 49°F	211 hours	87.18 mm / 3.43 In	8 days	1021 mb / 31 In
2015	19°C / 66°F	12°C / 53°F	15°C / 60°F	128 hours	171.23 mm / 6.74 In	10 days	1020 mb / 31 In
2016	13°C / 56°F	5°C / 42°F	9°C / 49°F	186 hours	126.95 mm / 5.00 In	7 days	1023 mb / 31 In
2017	13°C / 56°F	6°C / 42°F	9°C / 49°F	230 hours	114.88 mm / 4.52 In	6 days	1021 mb / 31 In
2018	14°C / 57°F	7°C / 44°F	10°C / 50°F	163 hours	276.91 mm / 10.90 In	11 days	1020 mb / 31 In
2019	15°C / 59°F	7°C / 44°F	11°C / 52°F	199 hours	233.08 mm / 9.18 In	7 days	1019 mb / 31 In
2020	13°C / 55°F	4°C / 40°F	8°C / 47°F	238 hours	120.63 mm / 4.75 In	10 days	1020 mb / 31 In
2021	20°C / 67°F	10°C / 50°F	14°C / 58°F	215 hours	67.60 mm / 2.66 In	8 days	1020 mb / 31 In
2022	13°C / 56°F	5°C / 41°F	9°C / 48°F	177 hours	87.40 mm / 3.44 In	11 days	1022 mb / 31 In
2023	15°C / 59°F	7°C / 44°F	11°C / 51°F	198 hours	121.01 mm / 4.76 In	4 days	1021 mb / 31 In
2024	13°C / 55°F	5°C / 41°F	9°C / 48°F	183 hours	171.65 mm / 6.76 In	6 days	1024 mb / 31 In

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