August weather in Prairie du Rocher, IL
The average temperature in Prairie du Rocher in August is °F (°F–°F). Average precipitation: 2.95 inches.
August is a summer month in Prairie du Rocher, and is cooler than the annual average of 0°F. Expect about 7 days with precipitation. Daylight averages about 13h 29m.
Avg High
°F
Avg Low
°F
Precipitation
2.95 in
Daylight
13h 29m
August records in Prairie du Rocher
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | 93.9°F (1947) | 80.1°F (1947) | 1.22 in (2016) |
| August 2 | 100.0°F (1947) | 84.0°F (1947) | 0.62 in (1979) |
| August 3 | 98.1°F (1947) | 88.0°F (1947) | 0.80 in (1991) |
| August 4 | 98.1°F (1947) | 88.0°F (1947) | 2.86 in (2022) |
| August 5 | 99.0°F (1947) | 80.1°F (1947) | 1.20 in (1970) |
| August 6 | 100.0°F (1947) | 80.1°F (1947) | 1.90 in (1982) |
| August 7 | 91.9°F (1947) | 80.1°F (1947) | 1.81 in (1960) |
| August 8 | 88.0°F (1947) | 86.0°F (1947) | 3.50 in (2014) |
| August 9 | 97.0°F (1947) | 75.9°F (1947) | 1.48 in (1977) |
| August 10 | 91.0°F (1947) | 73.0°F (1947) | 1.75 in (1961) |
| August 11 | 93.9°F (1947) | 78.1°F (1947) | 1.16 in (1979) |
| August 12 | 91.9°F (1947) | 88.0°F (1947) | 2.34 in (1977) |
| August 13 | 102.0°F (1947) | 86.0°F (1947) | 3.15 in (1974) |
| August 14 | 93.9°F (1947) | 86.0°F (1947) | 1.25 in (1950) |
| August 15 | 91.0°F (1947) | 75.0°F (1947) | 4.37 in (2016) |
| August 16 | 90.0°F (1947) | 82.0°F (1947) | 2.57 in (1980) |
| August 17 | 91.0°F (1947) | 79.0°F (1947) | 4.88 in (1959) |
| August 18 | 91.9°F (1947) | 80.1°F (1947) | 1.00 in (1950) |
| August 19 | 96.1°F (1947) | 75.9°F (1947) | 1.55 in (2005) |
| August 20 | 95.0°F (1947) | 81.0°F (1947) | 1.59 in (2006) |
| August 21 | 100.0°F (1947) | 75.9°F (1947) | 1.67 in (1951) |
| August 22 | 100.0°F (1947) | 82.0°F (1947) | 1.18 in (1984) |
| August 23 | 93.9°F (1947) | 82.0°F (1947) | 1.20 in (1983) |
| August 24 | 100.0°F (1947) | 80.1°F (1947) | 1.40 in (1985) |
| August 25 | 86.0°F (1947) | 75.9°F (1947) | 0.94 in (2018) |
| August 26 | 91.0°F (1947) | 75.9°F (1947) | 2.55 in (1975) |
| August 27 | 86.0°F (1947) | 75.0°F (1947) | 1.96 in (1981) |
| August 28 | 93.0°F (1947) | 73.9°F (1947) | 2.04 in (2006) |
| August 29 | 91.9°F (1947) | 73.9°F (1947) | 1.46 in (1974) |
| August 30 | 98.1°F (1947) | 80.1°F (1947) | 1.74 in (1949) |
| August 31 | 80.1°F (1947) | 78.1°F (1947) | 1.58 in (1974) |