October weather in Monticello, IL
The average temperature in Monticello in October is °F (°F–°F). Average precipitation: 3.15 inches.
October is a fall month in Monticello, and is cooler than the annual average of 0°F. Expect about 8 days with precipitation. Daylight averages about 10h 55m.
Avg High
°F
Avg Low
°F
Precipitation
3.15 in
Daylight
10h 55m
October records in Monticello
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| October 1 | — | — | 2.57 in (1977) |
| October 2 | — | — | 0.52 in (1991) |
| October 3 | — | — | 0.83 in (1986) |
| October 4 | — | — | 1.91 in (1991) |
| October 5 | — | — | 0.86 in (2000) |
| October 6 | — | — | 1.79 in (1990) |
| October 7 | — | — | 0.62 in (1965) |
| October 8 | — | — | 1.64 in (1990) |
| October 9 | — | — | 1.52 in (1975) |
| October 10 | — | — | 0.39 in (1970) |
| October 11 | — | — | 1.52 in (1969) |
| October 12 | — | — | 1.55 in (1969) |
| October 13 | — | — | 1.52 in (1969) |
| October 14 | — | — | 1.14 in (2001) |
| October 15 | — | — | 0.90 in (1966) |
| October 16 | — | — | 0.90 in (1967) |
| October 17 | — | — | 0.98 in (1988) |
| October 18 | — | — | 1.16 in (2007) |
| October 19 | — | — | 1.33 in (1983) |
| October 20 | — | — | 1.10 in (1984) |
| October 21 | — | — | 3.98 in (1983) |
| October 22 | — | — | 0.78 in (1988) |
| October 23 | — | — | 1.12 in (1977) |
| October 24 | — | — | 1.50 in (2008) |
| October 25 | — | — | 1.02 in (2001) |
| October 26 | — | — | 0.94 in (1991) |
| October 27 | — | — | 0.76 in (1995) |
| October 28 | — | — | 0.72 in (1973) |
| October 29 | — | — | 0.41 in (2002) |
| October 30 | — | — | 0.53 in (1998) |
| October 31 | — | — | 0.82 in (1985) |