Average Temperature in Sumter by Year

This page contains a list of the average yearly high and low temperatures in Sumter, South Carolina for each year between 1906 and 2023. It is based on NOAA data.

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What Was the Hottest Year Ever in Sumter?

1945 was the warmest year in the history of Sumter, South Carolina. The average daily high temperature was 78.4 °F, and the average low was 54.8 °F.

What Was the Coldest Year Ever in Sumter?

2014 was the coolest year in the history of Sumter, South Carolina. The average daily high temperature was 70.3 °F, and the average low was 47.8 °F.

* click column headers to sort

Year	Rank	High (°F)	Low (°F)
2023	8	76.2	54.3
2022	26	75.3	53.4
2021	59	74.2	51.5
2020	46	74.4	52.5
2019	40	75.2	52.3
2018	73	73.4	51.1
2017	28	76.8	51.8
2015	88	71.9	50.1
2014	91	70.3	47.8
2013	90	70.5	48.7
2012	76	73.2	50.8
2011	77	73.7	50.2
2010	89	72.4	49.3
2009	82	72.2	50.6
2008	71	73.8	50.8
2007	36	75.6	52.2
2006	44	75.2	51.8
2005	52	74.2	52.0
2004	48	74.1	52.4
2003	64	73.2	52.0
2002	33	75.0	53.1
2001	35	75.5	52.4
2000	54	74.8	51.2
1999	47	76.1	50.7
1998	31	76.9	51.4
1997	66	74.7	50.1
1996	78	74.4	49.0
1995	67	74.2	50.6
1994	53	74.7	51.4
1993	62	75.3	50.0
1992	81	73.8	49.0
1991	39	75.4	52.1
1990	6	78.1	52.5
1989	68	74.0	50.8
1988	84	73.9	48.8
1987	72	74.6	50.0
1986	30	76.6	51.7
1985	49	74.9	51.6
1984	63	75.0	50.2
1983	79	73.8	49.1
1982	60	74.7	50.9
1981	85	74.7	47.8
1980	41	75.8	51.4
1979	56	75.1	50.7
1978	45	75.6	51.3
1977	27	76.5	52.2
1976	58	75.2	50.6
1975	11	77.1	53.2
1974	3	77.4	53.3
1973	20	76.3	53.1
1972	22	75.9	53.3
1971	25	76.2	52.5
1970	24	76.6	52.3
1969	51	74.6	51.6
1968	61	74.9	50.4
1967	83	74.3	48.4
1966	87	72.9	49.2
1965	65	74.3	50.7
1964	75	73.9	50.3
1963	80	73.6	49.2
1962	74	74.1	50.1
1961	86	73.9	48.4
1960	70	75.4	49.2
1959	57	75.0	50.8
1958	69	74.0	50.6
1957	12	76.2	54.0
1956	29	76.4	52.2
1954	13	78.0	52.1
1953	5	77.6	53.1
1952	15	77.0	53.0
1951	14	77.3	52.8
1950	50	75.3	51.1
1949	18	77.4	52.3
1948	32	76.5	51.6
1947	21	76.1	53.3
1946	2	78.3	54.5
1945	1	78.4	54.8
1944	4	77.6	53.1
1943	16	77.5	52.3
1942	9	77.4	53.1
1941	17	77.3	52.4
1940	55	74.9	51.0
1939	10	77.7	52.6
1938	19	77.2	52.3
1937	42	75.7	51.4
1936	37	76.1	51.7
1935	34	76.1	51.8
1934	38	75.8	51.8
1931	23	76.9	52.2
1930	43	74.8	52.3
1906	7	78.1	52.4

Weather Station Details

Years	Station	Coordinates
1901–2024	Sumter	location