July weather in Sumter, SC
The average temperature in Sumter in July is 79.9°F (69.6°F–90.2°F). Average precipitation: 5.75 inches.
July is a summer month in Sumter, and is warmer than the annual average of 62.1°F. Daily temperatures swing about 20.6°F between overnight low and afternoon high. Expect about 11 days with precipitation. Daylight averages about 14h 3m. For travel, July is a wet month.
Avg High
90.2°F
Avg Low
69.6°F
Precipitation
5.75 in
Daylight
14h 3m
July records in Sumter
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| July 1 | 104.0°F (1959) | 57.0°F (1962) | 1.55 in (2013) |
| July 2 | 102.0°F (1902) | 55.9°F (1988) | 2.25 in (1935) |
| July 3 | 100.0°F (1970) | 57.0°F (1932) | 2.09 in (1959) |
| July 4 | 100.0°F (1993) | 59.0°F (2010) | 2.22 in (1981) |
| July 5 | 105.1°F (1902) | 52.0°F (1992) | 1.76 in (2025) |
| July 6 | 104.0°F (1993) | 55.9°F (1997) | 1.75 in (1976) |
| July 7 | 105.1°F (1904) | 55.0°F (1951) | 2.90 in (2021) |
| July 8 | 104.0°F (1977) | 57.9°F (1972) | 1.40 in (1943) |
| July 9 | 105.1°F (1986) | 57.9°F (1979) | 2.85 in (1959) |
| July 10 | 104.0°F (1986) | 57.9°F (1961) | 1.57 in (1982) |
| July 11 | 102.9°F (1993) | 55.9°F (1961) | 1.93 in (2014) |
| July 12 | 102.0°F (1977) | 60.1°F (1963) | 2.04 in (1946) |
| July 13 | 102.0°F (1993) | 61.0°F (1953) | 2.31 in (2013) |
| July 14 | 102.9°F (1986) | 62.1°F (1974) | 2.20 in (1984) |
| July 15 | 102.0°F (1932) | 61.0°F (1940) | 2.82 in (1950) |
| July 16 | 100.0°F (1934) | 60.1°F (1997) | 2.38 in (1947) |
| July 17 | 100.9°F (1934) | 57.0°F (1997) | 2.55 in (1941) |
| July 18 | 100.0°F (1942) | 60.1°F (1946) | 3.09 in (2018) |
| July 19 | 102.9°F (1942) | 57.0°F (1946) | 2.15 in (1944) |
| July 20 | 104.0°F (1904) | 62.1°F (1987) | 3.15 in (2016) |
| July 21 | 104.0°F (1986) | 63.0°F (1987) | 2.31 in (1938) |
| July 22 | 104.0°F (1986) | 55.9°F (1992) | 3.20 in (1942) |
| July 23 | 100.9°F (1952) | 57.9°F (1974) | 1.41 in (2019) |
| July 24 | 100.9°F (1940) | 59.0°F (1966) | 5.50 in (1994) |
| July 25 | 100.0°F (1952) | 62.1°F (2007) | 1.77 in (1969) |
| July 26 | 102.9°F (1949) | 60.1°F (1904) | 2.18 in (1970) |
| July 27 | 102.9°F (1940) | 59.0°F (1996) | 1.21 in (1961) |
| July 28 | 104.0°F (1949) | 59.0°F (1962) | 2.22 in (2010) |
| July 29 | 102.9°F (1949) | 60.1°F (1946) | 3.02 in (1960) |
| July 30 | 100.0°F (1954) | 60.1°F (1960) | 2.52 in (1991) |
| July 31 | 102.0°F (1980) | 57.0°F (1936) | 2.10 in (1991) |