October weather in Union Grove, WI
The average temperature in Union Grove in October is 49.4°F (39.0°F–59.8°F). Average precipitation: 2.94 inches.
October is a fall month in Union Grove, and is warmer than the annual average of 46.4°F. Daily temperatures swing about 20.8°F between overnight low and afternoon high. Expect about 10 days with precipitation. Daylight averages about 10h 48m. For travel, October is a comfortable month to visit.
Avg High
59.8°F
Avg Low
39.0°F
Precipitation
2.94 in
Snow
0.1 in
October records in Union Grove
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| October 1 | 84.0°F (2019) | 3.0°F (1999) | 1.60 in (2018) |
| October 2 | 84.9°F (2021) | 28.9°F (2004) | 2.88 in (2019) |
| October 3 | 86.0°F (2005) | 30.9°F (1996) | 0.75 in (1971) |
| October 4 | 88.0°F (2025) | 24.1°F (2004) | 0.95 in (1998) |
| October 5 | 88.0°F (1997) | 27.0°F (2004) | 2.83 in (1991) |
| October 6 | 87.1°F (2007) | 23.0°F (2001) | 1.76 in (2018) |
| October 7 | 87.1°F (2007) | 24.1°F (2001) | 1.10 in (1951) |
| October 8 | 86.0°F (2007) | 27.0°F (2012) | 0.99 in (1977) |
| October 9 | 82.0°F (2018) | 28.0°F (2000) | 2.38 in (1958) |
| October 10 | 84.9°F (2010) | 23.0°F (1964) | 1.38 in (1954) |
| October 11 | 84.9°F (2010) | 25.0°F (1964) | 1.52 in (1969) |
| October 12 | 81.0°F (2024) | 27.0°F (2009) | 0.63 in (1983) |
| October 13 | 82.9°F (2008) | 27.0°F (2018) | 1.20 in (2001) |
| October 14 | 75.9°F (2000) | 21.9°F (1979) | 1.90 in (2023) |
| October 15 | 77.0°F (1996) | 28.0°F (2006) | 1.00 in (2017) |
| October 16 | 75.9°F (1998) | 26.1°F (2003) | 1.28 in (2016) |
| October 17 | 81.0°F (1964) | 27.0°F (2020) | 1.85 in (1998) |
| October 18 | 80.1°F (2016) | 23.0°F (2015) | 1.17 in (1951) |
| October 19 | 75.9°F (2000) | 25.0°F (2018) | 1.70 in (1984) |
| October 20 | 82.9°F (2003) | 28.0°F (1964) | 1.19 in (1982) |
| October 21 | 79.0°F (2024) | 21.0°F (2018) | 1.60 in (1965) |
| October 22 | 81.0°F (1979) | 26.1°F (1997) | 1.32 in (1972) |
| October 23 | 78.1°F (2022) | 25.0°F (1999) | 1.28 in (2009) |
| October 24 | 77.0°F (2022) | 23.0°F (2006) | 0.92 in (2010) |
| October 25 | 80.1°F (2023) | 25.0°F (2006) | 1.32 in (2021) |
| October 26 | 75.0°F (2000) | 23.0°F (1979) | 1.31 in (2010) |
| October 27 | 68.0°F (1964) | 25.0°F (1997) | 1.63 in (2019) |
| October 28 | 75.0°F (2014) | 27.0°F (2005) | 1.15 in (1970) |
| October 29 | 73.0°F (1999) | 28.0°F (2010) | 1.18 in (1996) |
| October 30 | 80.1°F (2024) | 21.0°F (2020) | 1.10 in (1961) |
| October 31 | 77.0°F (2024) | 18.0°F (2020) | 1.75 in (1960) |