October weather in Geneseo, IL
The average temperature in Geneseo in October is 53.4°F (42.9°F–64.0°F). Average precipitation: 3.21 inches.
October is a fall month in Geneseo, and is warmer than the annual average of 50.9°F. Daily temperatures swing about 21.1°F between overnight low and afternoon high. Expect about 9 days with precipitation. Daylight averages about 10h 51m. For travel, October is a comfortable month to visit.
Avg High
64.0°F
Avg Low
42.9°F
Precipitation
3.21 in
Snow
0.1 in
October records in Geneseo
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| October 1 | 90.0°F (1971) | 30.9°F (1908) | 1.16 in (2009) |
| October 2 | 89.1°F (1971) | 26.1°F (1974) | 1.00 in (1927) |
| October 3 | 91.9°F (1997) | 28.0°F (1974) | 1.58 in (1941) |
| October 4 | 89.1°F (1969) | 30.9°F (1901) | 2.21 in (1991) |
| October 5 | 87.1°F (1997) | 30.0°F (1980) | 2.30 in (2018) |
| October 6 | 91.0°F (1963) | 28.9°F (2012) | 2.57 in (1959) |
| October 7 | 89.1°F (2007) | 28.0°F (2000) | 1.68 in (1948) |
| October 8 | 86.0°F (1905) | 28.0°F (1987) | 2.31 in (1982) |
| October 9 | 89.1°F (2010) | 25.0°F (1964) | 2.06 in (1984) |
| October 10 | 86.0°F (1962) | 26.1°F (1964) | 4.32 in (1954) |
| October 11 | 87.1°F (1962) | 24.1°F (1987) | 2.75 in (1931) |
| October 12 | 84.9°F (1956) | 28.0°F (2006) | 1.82 in (1969) |
| October 13 | 87.1°F (1975) | 28.0°F (2009) | 1.40 in (2023) |
| October 14 | 87.1°F (1947) | 30.0°F (1983) | 4.12 in (2017) |
| October 15 | 87.1°F (1947) | 26.1°F (1945) | 1.47 in (1967) |
| October 16 | 82.9°F (1956) | 26.1°F (1944) | 2.05 in (1984) |
| October 17 | 89.1°F (2016) | 26.1°F (1943) | 4.75 in (1998) |
| October 18 | 82.9°F (1947) | 24.1°F (1976) | 1.67 in (1984) |
| October 19 | 80.1°F (2000) | 19.9°F (1972) | 1.95 in (1937) |
| October 20 | 82.9°F (1947) | 24.1°F (1972) | 0.85 in (1929) |
| October 21 | 86.0°F (1947) | 24.1°F (2018) | 1.76 in (2020) |
| October 22 | 84.0°F (1947) | 21.0°F (1976) | 2.14 in (2009) |
| October 23 | 84.0°F (1963) | 23.0°F (1895) | 1.00 in (1929) |
| October 24 | 82.0°F (2012) | 21.9°F (1981) | 1.55 in (2021) |
| October 25 | 80.1°F (2011) | 23.0°F (1987) | 2.30 in (1898) |
| October 26 | 82.0°F (1963) | 19.0°F (1942) | 1.56 in (2004) |
| October 27 | 78.1°F (2014) | 21.9°F (1942) | 0.97 in (2015) |
| October 28 | 77.0°F (1999) | 21.0°F (1907) | 0.82 in (1961) |
| October 29 | 88.0°F (2024) | 19.9°F (1895) | 1.21 in (1896) |
| October 30 | 81.0°F (1971) | 19.0°F (1988) | 1.30 in (2013) |
| October 31 | 82.0°F (1968) | 21.0°F (1906) | 2.42 in (1960) |