October weather in Mattoon, IL
The average temperature in Mattoon in October is 56.5°F (46.6°F–66.4°F). Average precipitation: 3.77 inches.
October is a fall month in Mattoon, and is warmer than the annual average of 53.6°F. Daily temperatures swing about 19.8°F between overnight low and afternoon high. Expect about 9 days with precipitation. Daylight averages about 10h 56m. For travel, October is a comfortable month to visit.
Avg High
66.4°F
Avg Low
46.6°F
Precipitation
3.77 in
Daylight
10h 56m
October records in Mattoon
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| October 1 | 91.0°F (1952) | 33.1°F (1984) | 1.27 in (1898) |
| October 2 | 91.9°F (1953) | 28.9°F (1985) | 2.19 in (2014) |
| October 3 | 91.9°F (1954) | 28.0°F (1974) | 3.00 in (1986) |
| October 4 | 89.1°F (1951) | 33.1°F (1980) | 1.95 in (2000) |
| October 5 | 90.0°F (1900) | 28.0°F (1980) | 2.30 in (2017) |
| October 6 | 87.1°F (1963) | 28.0°F (1952) | 2.98 in (1982) |
| October 7 | 89.1°F (1963) | 25.0°F (1952) | 0.89 in (1977) |
| October 8 | 88.0°F (1980) | 23.0°F (1952) | 1.16 in (2021) |
| October 9 | 87.1°F (1904) | 28.0°F (1895) | 1.65 in (2009) |
| October 10 | 86.0°F (1954) | 26.1°F (1964) | 1.78 in (1959) |
| October 11 | 87.1°F (1962) | 30.0°F (1964) | 3.70 in (2019) |
| October 12 | 88.0°F (1962) | 25.0°F (1987) | 2.23 in (1978) |
| October 13 | 88.0°F (1989) | 26.1°F (1988) | 3.40 in (2001) |
| October 14 | 86.0°F (1899) | 27.0°F (1979) | 1.48 in (2003) |
| October 15 | 88.0°F (1899) | 32.0°F (1986) | 1.84 in (2021) |
| October 16 | 87.1°F (1897) | 28.9°F (1991) | 1.92 in (1948) |
| October 17 | 84.9°F (1950) | 30.0°F (1948) | 1.38 in (2006) |
| October 18 | 84.0°F (1950) | 27.0°F (1976) | 3.10 in (1905) |
| October 19 | 87.1°F (1953) | 26.1°F (1972) | 2.87 in (2025) |
| October 20 | 90.0°F (1901) | 24.1°F (1972) | 1.78 in (2016) |
| October 21 | 86.0°F (1953) | 19.9°F (1952) | 3.57 in (2020) |
| October 22 | 86.0°F (1953) | 24.1°F (1976) | 0.97 in (1900) |
| October 23 | 84.0°F (1899) | 21.9°F (1981) | 1.98 in (2017) |
| October 24 | 80.1°F (1899) | 19.9°F (1981) | 1.35 in (2008) |
| October 25 | 82.0°F (1963) | 28.0°F (1962) | 1.04 in (1986) |
| October 26 | 82.9°F (1963) | 19.0°F (1962) | 2.17 in (1991) |
| October 27 | 80.1°F (1900) | 24.1°F (1898) | 1.83 in (2019) |
| October 28 | 80.1°F (1999) | 23.0°F (1976) | 1.07 in (2015) |
| October 29 | 84.0°F (1901) | 19.9°F (1952) | 0.89 in (2023) |
| October 30 | 84.9°F (1950) | 21.9°F (1980) | 0.79 in (2019) |
| October 31 | 84.0°F (1950) | 26.1°F (1988) | 1.05 in (1972) |