October weather in Montello, WI
The average temperature in Montello in October is 48.5°F (37.7°F–59.3°F). Average precipitation: 2.85 inches. Average snowfall is 0.3 inches.
October is a fall month in Montello, and is warmer than the annual average of 45.6°F. Daily temperatures swing about 21.6°F between overnight low and afternoon high. Expect about 10 days with precipitation. Daylight averages about 10h 45m. For travel, October is cool.
Avg High
59.3°F
Avg Low
37.7°F
Precipitation
2.85 in
Snow
0.3 in
October records in Montello
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| October 1 | 82.9°F (1976) | 27.0°F (1955) | 1.22 in (2007) |
| October 2 | 86.0°F (2023) | 23.0°F (2003) | 2.07 in (2019) |
| October 3 | 82.9°F (2023) | 25.0°F (1987) | 3.15 in (1954) |
| October 4 | 88.0°F (2025) | 25.0°F (1965) | 1.04 in (1973) |
| October 5 | 87.1°F (2025) | 23.0°F (2004) | 0.88 in (2002) |
| October 6 | 87.1°F (1963) | 25.0°F (1966) | 1.91 in (1995) |
| October 7 | 84.9°F (1963) | 21.9°F (2001) | 1.56 in (1967) |
| October 8 | 86.0°F (1997) | 21.9°F (1976) | 1.02 in (2018) |
| October 9 | 82.9°F (1997) | 25.0°F (1964) | 0.33 in (1958) |
| October 10 | 79.0°F (2011) | 15.1°F (1964) | 0.80 in (1989) |
| October 11 | 82.0°F (2010) | 21.0°F (2009) | 0.79 in (1990) |
| October 12 | 82.0°F (2024) | 21.9°F (1985) | 1.02 in (1983) |
| October 13 | 84.0°F (1995) | 19.9°F (1988) | 1.02 in (2012) |
| October 14 | 80.1°F (1958) | 23.0°F (1979) | 1.98 in (2014) |
| October 15 | 81.0°F (1963) | 23.0°F (2006) | 1.79 in (2012) |
| October 16 | 79.0°F (1968) | 21.0°F (1976) | 1.03 in (1989) |
| October 17 | 80.1°F (1996) | 21.0°F (1976) | 1.20 in (1965) |
| October 18 | 78.1°F (1965) | 17.1°F (1976) | 0.82 in (2007) |
| October 19 | 75.0°F (2025) | 15.1°F (1992) | 1.98 in (1984) |
| October 20 | 79.0°F (2000) | 19.0°F (1974) | 0.96 in (1982) |
| October 21 | 81.0°F (2024) | 16.0°F (1960) | 0.48 in (1965) |
| October 22 | 81.0°F (2024) | 10.9°F (1982) | 1.36 in (1979) |
| October 23 | 80.1°F (1963) | 15.1°F (1969) | 4.95 in (2020) |
| October 24 | 79.0°F (1989) | 21.0°F (1960) | 1.69 in (1959) |
| October 25 | 80.1°F (1989) | 21.0°F (1962) | 1.58 in (1991) |
| October 26 | 77.0°F (1989) | 15.1°F (1962) | 1.80 in (2016) |
| October 27 | 75.0°F (1985) | 19.9°F (1976) | 0.60 in (1970) |
| October 28 | 73.0°F (2014) | 19.0°F (1969) | 1.04 in (2015) |
| October 29 | 73.0°F (1986) | 19.0°F (1988) | 1.36 in (1955) |
| October 30 | 82.0°F (2024) | 10.9°F (1988) | 1.60 in (1960) |
| October 31 | 77.0°F (2024) | 19.9°F (1954) | 1.07 in (2024) |