January weather in Charleston, SC
The average temperature in Charleston in January is 50.8°F (43.6°F–58.0°F). Average precipitation: 2.56 inches.
January is a winter month in Charleston, and is cooler than the annual average of 67.2°F. Daily temperatures swing about 14.4°F between overnight low and afternoon high. Expect about 8 days with precipitation. Daylight averages about 10h 4m. For travel, January is a comfortable month to visit.
Avg High
58.0°F
Avg Low
43.6°F
Precipitation
2.56 in
Daylight
10h 4m
January records in Charleston
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| January 1 | 78.1°F (1952) | 18.0°F (1918) | 1.35 in (1967) |
| January 2 | 77.0°F (1916) | 18.0°F (1928) | 1.03 in (1903) |
| January 3 | 79.0°F (1952) | 23.0°F (1918) | 1.89 in (1942) |
| January 4 | 75.0°F (1955) | 19.9°F (1918) | 0.67 in (1906) |
| January 5 | 75.9°F (1939) | 18.0°F (1920) | 1.85 in (1929) |
| January 6 | 75.9°F (1955) | 17.1°F (1924) | 1.30 in (1970) |
| January 7 | 75.9°F (1946) | 19.9°F (2014) | 2.40 in (1990) |
| January 8 | 75.9°F (1907) | 18.0°F (1970) | 1.15 in (1912) |
| January 9 | 75.9°F (1907) | 14.0°F (1970) | 1.52 in (1964) |
| January 10 | 78.1°F (1937) | 16.0°F (1970) | 1.41 in (1895) |
| January 11 | 80.1°F (1949) | 16.0°F (1982) | 1.43 in (1903) |
| January 12 | 77.0°F (1949) | 21.9°F (1981) | 2.57 in (1964) |
| January 13 | 77.0°F (1960) | 18.0°F (1918) | 1.85 in (1984) |
| January 14 | 78.1°F (1907) | 19.9°F (1912) | 1.74 in (1972) |
| January 15 | 75.9°F (1907) | 19.9°F (1948) | 1.53 in (1966) |
| January 16 | 79.0°F (1947) | 19.0°F (1927) | 2.63 in (1925) |
| January 17 | 78.1°F (1928) | 19.0°F (1959) | 1.86 in (1915) |
| January 18 | 79.0°F (1928) | 24.1°F (1977) | 1.59 in (1915) |
| January 19 | 77.0°F (1937) | 19.9°F (1977) | 2.24 in (1978) |
| January 20 | 73.9°F (1927) | 21.9°F (1940) | 1.20 in (1963) |
| January 21 | 78.1°F (1954) | 10.0°F (1985) | 2.07 in (1983) |
| January 22 | 75.9°F (1920) | 19.0°F (1985) | 1.88 in (2017) |
| January 23 | 82.0°F (1937) | 24.1°F (2003) | 2.17 in (1998) |
| January 24 | 78.1°F (1909) | 21.0°F (2003) | 1.35 in (1999) |
| January 25 | 81.0°F (1949) | 19.9°F (1905) | 1.53 in (1926) |
| January 26 | 79.0°F (1949) | 17.1°F (1905) | 1.38 in (1937) |
| January 27 | 80.1°F (1949) | 18.0°F (1986) | 1.51 in (1984) |
| January 28 | 81.0°F (1944) | 14.0°F (1986) | 0.87 in (1895) |
| January 29 | 78.1°F (1999) | 19.9°F (1897) | 0.88 in (1994) |
| January 30 | 75.9°F (1917) | 14.0°F (1966) | 2.03 in (1960) |
| January 31 | 80.1°F (1975) | 19.0°F (1909) | 1.72 in (1895) |