October weather in Monona, WI
The average temperature in Monona in October is 50.2°F (39.4°F–61.1°F). Average precipitation: 2.99 inches.
October is a fall month in Monona, and is warmer than the annual average of 47.2°F. Daily temperatures swing about 21.7°F between overnight low and afternoon high. Expect about 10 days with precipitation. Daylight averages about 10h 47m. For travel, October is a comfortable month to visit.
Avg High
61.1°F
Avg Low
39.4°F
Precipitation
2.99 in
Daylight
10h 47m
October records in Monona
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| October 1 | 88.0°F (1971) | 16.0°F (2005) | 1.17 in (2018) |
| October 2 | 93.0°F (1976) | 19.9°F (1974) | 3.17 in (2019) |
| October 3 | 86.0°F (1971) | 14.0°F (1974) | 0.77 in (2014) |
| October 4 | 89.1°F (2025) | 23.0°F (1989) | 1.12 in (1973) |
| October 5 | 87.1°F (2005) | 25.0°F (2004) | 1.10 in (1991) |
| October 6 | 86.0°F (1997) | 19.0°F (1988) | 1.71 in (1995) |
| October 7 | 89.1°F (2007) | 23.0°F (2001) | 0.65 in (1984) |
| October 8 | 87.1°F (2007) | 19.0°F (1987) | 1.27 in (2021) |
| October 9 | 82.9°F (1997) | 21.9°F (1987) | 0.47 in (1992) |
| October 10 | 86.0°F (2010) | 21.9°F (1993) | 1.41 in (1985) |
| October 11 | 84.0°F (2010) | 19.0°F (1987) | 1.05 in (1990) |
| October 12 | 82.9°F (2024) | 17.1°F (1988) | 1.22 in (1985) |
| October 13 | 84.9°F (1995) | 12.9°F (1988) | 1.14 in (2011) |
| October 14 | 88.0°F (1975) | 19.0°F (1979) | 1.76 in (2023) |
| October 15 | 82.0°F (1989) | 21.0°F (1997) | 0.96 in (2012) |
| October 16 | 84.0°F (1989) | 24.1°F (1975) | 0.92 in (2016) |
| October 17 | 79.0°F (1998) | 21.0°F (1978) | 1.03 in (1996) |
| October 18 | 80.1°F (2016) | 24.1°F (1992) | 1.15 in (1981) |
| October 19 | 77.0°F (2025) | 12.9°F (1972) | 2.15 in (1984) |
| October 20 | 79.0°F (2000) | 14.0°F (1972) | 0.80 in (2012) |
| October 21 | 82.9°F (2024) | 19.0°F (1982) | 0.71 in (1972) |
| October 22 | 82.9°F (2024) | 15.1°F (1982) | 0.69 in (2006) |
| October 23 | 81.0°F (2022) | 17.1°F (1982) | 2.26 in (2020) |
| October 24 | 80.1°F (1991) | 16.0°F (1981) | 1.60 in (2010) |
| October 25 | 81.0°F (2023) | 18.0°F (1987) | 2.27 in (1991) |
| October 26 | 80.1°F (1989) | 14.0°F (1979) | 1.96 in (2016) |
| October 27 | 78.1°F (1989) | 21.0°F (1981) | 0.84 in (2023) |
| October 28 | 75.0°F (1989) | 21.9°F (1978) | 1.39 in (2015) |
| October 29 | 73.0°F (1974) | 12.0°F (1988) | 0.50 in (1991) |
| October 30 | 84.0°F (2024) | 10.0°F (1988) | 1.51 in (1996) |
| October 31 | 78.1°F (1971) | 7.0°F (1988) | 1.96 in (2024) |