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Sumter January Weather

Averages and records for weather in Sumter, South Carolina in the month of January.

Typical Sumter January Weather 1991–2020
Average daily high	55.9 °F
Average daily low	32.8 °F
Average monthly precipitation	3.8 inches
Average monthly snow	0.3 inches
Daily chance of precipitation	34.7%
Daily chance of snow	0.50%

Sumter January Weather Records 1901–2024
Highest temperature	83 °F	January 28, 1944
Lowest temperature	2 °F	January 21, 1985
Highest daily low	68 °F	January 2, 2022
Lowest daily high	25 °F	January 8, 2014
Hottest average high temperature	72.5 °F	1907
Coldest average high temperature	45.6 °F	1977
Most daily precipitation	2.6 inches	January 10, 2024
Most monthly precipitation	8.3 inches	1993
Most daily snow	4.8 inches	January 30, 1936
Most monthly snow	4.8 inches	1936

Note: Daily averages are a moving average which includes 14 days before and after

Day	Average (°F)		Record (°F)
Day	High	Low	High	Low
January 1	56.7	34.3	80	15
January 2	56.7	34.2	80	13
January 3	56.6	34.2	77	17
January 4	56.5	34.1	77	11
January 5	56.5	34.1	77	11
January 6	56.4	34.0	78	11
January 7	56.3	33.8	79	12
January 8	56.1	33.7	78	11
January 9	56.1	33.6	77	8
January 10	56.1	33.6	78	8
January 11	56.2	33.5	82	9
January 12	56.1	33.4	77	8
January 13	56.0	33.2	77	12
January 14	55.9	33.0	82	14
January 15	55.9	32.9	79	12
January 16	55.9	32.8	77	10
January 17	55.8	32.8	79	9
January 18	55.8	32.6	80	12
January 19	55.9	32.6	78	9
January 20	56.0	32.7	78	12
January 21	56.0	32.7	78	2
January 22	55.9	32.7	80	10
January 23	56.0	32.8	81	13
January 24	56.1	32.8	80	14
January 25	56.2	32.8	80	11
January 26	56.3	32.8	78	11
January 27	56.3	32.7	79	13
January 28	56.3	32.6	83	9
January 29	56.3	32.6	82	14
January 30	56.3	32.6	81	9
January 31	56.2	32.5	82	9

Weather Station Details

Years	Station	Coordinates
1901–2024	Sumter	location