August weather in Coatsburg, IL
The average temperature in Coatsburg in August is 74.5°F (64.5°F–84.5°F). Average precipitation: 3.93 inches.
August is a summer month in Coatsburg, and is warmer than the annual average of 53°F. Daily temperatures swing about 20°F between overnight low and afternoon high. Expect about 8 days with precipitation. Daylight averages about 13h 35m. For travel, August is a comfortable month to visit.
Avg High
84.5°F
Avg Low
64.5°F
Precipitation
3.93 in
Daylight
13h 35m
August records in Coatsburg
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 100.9°F (1988) | 55.0°F (1971) | 1.33 in (1995) |
| August 2 | 102.0°F (2011) | 53.1°F (2009) | 1.54 in (1995) |
| August 3 | 100.0°F (1964) | 50.0°F (1950) | 2.87 in (1968) |
| August 4 | 100.0°F (1954) | 52.0°F (1966) | 1.57 in (1970) |
| August 5 | 96.1°F (1979) | 52.0°F (1948) | 2.82 in (1970) |
| August 6 | 99.0°F (2006) | 51.1°F (1994) | 2.25 in (1972) |
| August 7 | 98.1°F (2012) | 51.1°F (1989) | 2.26 in (2014) |
| August 8 | 102.0°F (1988) | 51.1°F (1989) | 2.91 in (1956) |
| August 9 | 99.0°F (2005) | 52.0°F (1972) | 1.45 in (2023) |
| August 10 | 96.1°F (1964) | 52.0°F (2024) | 1.53 in (2017) |
| August 11 | 97.0°F (2007) | 50.0°F (1967) | 1.09 in (1976) |
| August 12 | 100.0°F (1975) | 48.0°F (1979) | 1.23 in (1963) |
| August 13 | 96.1°F (1980) | 44.1°F (1964) | 3.39 in (1987) |
| August 14 | 100.0°F (2007) | 48.9°F (1992) | 1.77 in (1985) |
| August 15 | 102.9°F (2007) | 46.0°F (2004) | 1.16 in (1977) |
| August 16 | 100.9°F (1988) | 48.9°F (1992) | 2.26 in (1995) |
| August 17 | 102.0°F (1983) | 52.0°F (2012) | 3.07 in (2009) |
| August 18 | 102.0°F (1988) | 50.0°F (2012) | 1.39 in (1965) |
| August 19 | 99.0°F (1983) | 46.0°F (1950) | 2.00 in (2009) |
| August 20 | 102.0°F (1983) | 42.1°F (1950) | 1.92 in (1951) |
| August 21 | 100.0°F (2003) | 44.1°F (1950) | 1.46 in (1974) |
| August 22 | 96.1°F (1948) | 51.1°F (1950) | 0.96 in (2000) |
| August 23 | 98.1°F (2011) | 48.9°F (1952) | 2.65 in (2002) |
| August 24 | 100.9°F (2023) | 46.9°F (1952) | 1.66 in (2018) |
| August 25 | 100.0°F (2023) | 46.0°F (1958) | 5.60 in (2004) |
| August 26 | 100.9°F (1983) | 48.9°F (2025) | 3.06 in (1965) |
| August 27 | 100.0°F (1983) | 48.0°F (1986) | 3.60 in (2004) |
| August 28 | 100.9°F (1984) | 42.1°F (1986) | 2.43 in (1977) |
| August 29 | 102.9°F (1984) | 43.0°F (1986) | 2.99 in (1955) |
| August 30 | 100.0°F (2013) | 48.9°F (1986) | 2.05 in (1994) |
| August 31 | 100.0°F (1953) | 46.0°F (1967) | 2.49 in (2003) |