August weather in Coulterville, IL
The average temperature in Coulterville in August is 75.2°F (63.6°F–86.8°F). Average precipitation: 3.54 inches.
August is a summer month in Coulterville, and is warmer than the annual average of 55.1°F. Daily temperatures swing about 23.2°F between overnight low and afternoon high. Expect about 8 days with precipitation. Daylight averages about 13h 29m. For travel, August is a comfortable month to visit.
Avg High
86.8°F
Avg Low
63.6°F
Precipitation
3.54 in
Daylight
13h 29m
August records in Coulterville
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 102.0°F (1941) | 48.9°F (1895) | 1.55 in (1934) |
| August 2 | 107.1°F (1901) | 51.1°F (1920) | 1.20 in (1939) |
| August 3 | 106.0°F (1930) | 51.1°F (1966) | 2.31 in (1967) |
| August 4 | 108.0°F (1918) | 48.9°F (1894) | 1.92 in (1957) |
| August 5 | 107.1°F (1918) | 48.9°F (1894) | 6.29 in (1923) |
| August 6 | 108.0°F (1930) | 45.0°F (1994) | 2.09 in (1942) |
| August 7 | 107.1°F (1930) | 45.0°F (1994) | 2.10 in (1906) |
| August 8 | 111.0°F (1930) | 48.9°F (1997) | 2.90 in (2014) |
| August 9 | 111.9°F (1930) | 51.1°F (1921) | 2.61 in (1951) |
| August 10 | 109.0°F (1934) | 51.1°F (1972) | 2.69 in (1961) |
| August 11 | 105.1°F (1918) | 51.1°F (1917) | 1.60 in (1949) |
| August 12 | 102.9°F (1936) | 46.0°F (2004) | 2.84 in (1925) |
| August 13 | 102.9°F (1918) | 45.0°F (1964) | 2.98 in (1950) |
| August 14 | 102.0°F (1936) | 46.9°F (2004) | 2.38 in (1985) |
| August 15 | 108.0°F (1936) | 41.0°F (1994) | 1.80 in (1942) |
| August 16 | 105.1°F (2007) | 46.9°F (2004) | 2.98 in (1975) |
| August 17 | 107.1°F (1936) | 46.9°F (2004) | 5.84 in (1959) |
| August 18 | 109.0°F (1936) | 52.0°F (1989) | 2.24 in (1918) |
| August 19 | 107.1°F (1936) | 51.1°F (1953) | 1.37 in (1965) |
| August 20 | 108.0°F (1962) | 50.0°F (1967) | 4.31 in (1915) |
| August 21 | 105.1°F (1936) | 46.9°F (1950) | 2.64 in (1964) |
| August 22 | 105.1°F (1936) | 50.0°F (1950) | 1.16 in (1960) |
| August 23 | 106.0°F (1938) | 50.0°F (1920) | 2.38 in (1910) |
| August 24 | 105.1°F (1938) | 48.9°F (1920) | 2.21 in (1893) |
| August 25 | 102.9°F (1943) | 48.9°F (1927) | 1.56 in (1914) |
| August 26 | 105.1°F (1936) | 51.1°F (1927) | 2.26 in (1902) |
| August 27 | 107.1°F (1936) | 46.0°F (1910) | 2.51 in (1987) |
| August 28 | 104.0°F (1936) | 46.0°F (1906) | 1.69 in (1914) |
| August 29 | 100.0°F (1925) | 44.1°F (1965) | 2.28 in (1938) |
| August 30 | 100.0°F (1951) | 46.0°F (1986) | 1.85 in (1978) |
| August 31 | 100.9°F (1953) | 44.1°F (1915) | 1.98 in (1965) |