August weather in Chillicothe, IL
The average temperature in Chillicothe in August is °F (°F–°F). Average precipitation: 3.48 inches.
August is a summer month in Chillicothe, and is cooler than the annual average of 0°F. Expect about 8 days with precipitation. Daylight averages about 13h 38m.
Avg High
°F
Avg Low
°F
Precipitation
3.48 in
Daylight
13h 38m
August records in Chillicothe
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| August 1 | — | — | 1.24 in (1987) |
| August 2 | — | — | 1.15 in (1949) |
| August 3 | — | — | 2.20 in (1943) |
| August 4 | — | — | 2.54 in (1961) |
| August 5 | — | — | 2.00 in (1945) |
| August 6 | — | — | 4.18 in (1981) |
| August 7 | — | — | 2.30 in (1977) |
| August 8 | — | — | 1.08 in (1965) |
| August 9 | — | — | 1.02 in (2007) |
| August 10 | — | — | 3.61 in (1993) |
| August 11 | — | — | 0.84 in (1994) |
| August 12 | — | — | 0.90 in (1976) |
| August 13 | — | — | 1.55 in (1956) |
| August 14 | — | — | 1.20 in (1985) |
| August 15 | — | — | 1.50 in (1987) |
| August 16 | — | — | 1.73 in (1993) |
| August 17 | — | — | 4.80 in (1997) |
| August 18 | — | — | 1.55 in (1998) |
| August 19 | — | — | 1.77 in (1960) |
| August 20 | — | — | 1.21 in (1990) |
| August 21 | — | — | 3.21 in (1952) |
| August 22 | — | — | 1.20 in (1987) |
| August 23 | — | — | 1.12 in (2007) |
| August 24 | — | — | 2.20 in (1989) |
| August 25 | — | — | 2.63 in (1962) |
| August 26 | — | — | 1.60 in (1992) |
| August 27 | — | — | 0.70 in (1992) |
| August 28 | — | — | 0.90 in (1983) |
| August 29 | — | — | 1.31 in (1947) |
| August 30 | — | — | 3.30 in (1955) |
| August 31 | — | — | 1.60 in (1965) |