South Carolina, Average Temperature Rankings, January 2020 1901-2000 Degrees Fahrenheit 1 50.3 44.6 5.7 115 15 1940 1974 2019 2017 top-third 2 50.3 45.2 5.1 119 10 1918 1932 2019 2016 top-tenth 1933,1999 3 50.5 47.8 2.7 107 22 1918 1932 2019 2017 top-third 4 55.0 51.7 3.3 120 9 1918 1932 2019 2017 top-tenth 5 59.7 56.1 3.6 124 5 1918 1932 2019 2017 top-tenth 1999 6 63.1 59.9 3.2 126 3 1977 1932 2019 2017 top-tenth 7 65.7 62.7 3.0 126 3 1977 1932 2019 2017 top-tenth 1999 8 67.2 64.5 2.7 124 5 1977 1932 2019 2017 top-tenth 9 68.1 65.2 2.9 126 3 1977 1932 2019 2017 top-tenth 1999 10 67.7 64.8 2.9 127 2 1977 2017 2019 2017 top-tenth 11 66.4 63.8 2.6 126 3 1918 2017 2019 2017 top-tenth 12 65.3 62.4 2.9 127 2 1918 2017 2019 2017 top-tenth 18 64.3 61.6 2.7 126 2 1905 2017 2019 2017 top-tenth 24 65.0 62.4 2.6 127 1 1970 2017,2020 2019 2017 highest 2017 36 64.7 62.4 2.3 124 3 1970 2019,2021 2018 2019 top-tenth 2018 48 65.0 62.4 2.6 125 1 1970 2020 2019 2020 highest 60 64.8 62.4 2.4 124 1 1970 2020,2021 2019 2020 highest 2021