August weather in Winnsboro, SC
The average temperature in Winnsboro in August is 78.3°F (67.9°F–88.8°F). Average precipitation: 4.69 inches.
August is a summer month in Winnsboro, and is warmer than the annual average of 61.2°F. Daily temperatures swing about 20.9°F between overnight low and afternoon high. Expect about 11 days with precipitation. Daylight averages about 13h 17m. For travel, August is hot.
Avg High
88.8°F
Avg Low
67.9°F
Precipitation
4.69 in
Daylight
13h 17m
August records in Winnsboro
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 104.0°F (1953) | 57.0°F (1997) | 1.69 in (1972) |
| August 2 | 105.1°F (1980) | 57.9°F (1997) | 3.37 in (1952) |
| August 3 | 102.0°F (1935) | 60.1°F (1985) | 2.32 in (2019) |
| August 4 | 102.9°F (1935) | 55.9°F (1976) | 1.92 in (2020) |
| August 5 | 102.0°F (2011) | 55.9°F (1976) | 2.40 in (1945) |
| August 6 | 102.0°F (1902) | 55.9°F (2001) | 2.30 in (1928) |
| August 7 | 102.9°F (1980) | 57.0°F (1985) | 4.77 in (1910) |
| August 8 | 100.9°F (1980) | 52.0°F (1985) | 2.75 in (1905) |
| August 9 | 104.0°F (2007) | 52.0°F (1985) | 1.08 in (1990) |
| August 10 | 106.0°F (2007) | 57.0°F (1985) | 1.83 in (2012) |
| August 11 | 106.0°F (2007) | 55.9°F (1985) | 3.90 in (1928) |
| August 12 | 100.0°F (1933) | 57.0°F (2010) | 1.75 in (2025) |
| August 13 | 100.0°F (1957) | 55.9°F (1979) | 2.60 in (2004) |
| August 14 | 102.0°F (1925) | 55.9°F (1983) | 2.98 in (1902) |
| August 15 | 100.9°F (1995) | 50.0°F (1983) | 1.53 in (1990) |
| August 16 | 100.9°F (1953) | 54.0°F (2011) | 1.70 in (2010) |
| August 17 | 102.0°F (2007) | 54.0°F (1979) | 2.85 in (2013) |
| August 18 | 102.9°F (1954) | 51.1°F (1929) | 4.50 in (1986) |
| August 19 | 100.9°F (1999) | 60.1°F (1976) | 4.39 in (1934) |
| August 20 | 99.0°F (1925) | 57.0°F (1929) | 2.25 in (1955) |
| August 21 | 105.1°F (1925) | 57.9°F (1961) | 2.45 in (1937) |
| August 22 | 102.9°F (2007) | 57.0°F (2024) | 1.75 in (1907) |
| August 23 | 102.9°F (1983) | 52.0°F (1930) | 2.01 in (1952) |
| August 24 | 100.9°F (1938) | 51.1°F (1930) | 4.00 in (1908) |
| August 25 | 100.0°F (2002) | 55.9°F (1969) | 3.85 in (1908) |
| August 26 | 100.0°F (1936) | 54.0°F (1942) | 2.03 in (1939) |
| August 27 | 99.0°F (1975) | 55.9°F (1942) | 2.62 in (1995) |
| August 28 | 100.0°F (1954) | 55.0°F (1905) | 2.00 in (1901) |
| August 29 | 100.9°F (1924) | 53.1°F (1968) | 2.15 in (1911) |
| August 30 | 99.0°F (1930) | 53.1°F (1946) | 3.64 in (1964) |
| August 31 | 100.9°F (1930) | 51.1°F (1929) | 1.85 in (1952) |