October weather in South Milwaukee, WI
The average temperature in South Milwaukee in October is 52.3°F (43.9°F–60.7°F). Average precipitation: 3.40 inches.
October is a fall month in South Milwaukee, and is warmer than the annual average of 48.4°F. Daily temperatures swing about 16.8°F between overnight low and afternoon high. Expect about 12 days with precipitation. Daylight averages about 10h 48m. For travel, October is a comfortable month to visit.
Avg High
60.7°F
Avg Low
43.9°F
Precipitation
3.40 in
Daylight
10h 48m
October records in South Milwaukee
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| October 1 | 87.1°F (2019) | 39.9°F (2009) | 2.37 in (2018) |
| October 2 | 82.0°F (2013) | 37.9°F (2020) | 2.71 in (2019) |
| October 3 | 79.0°F (2021) | 37.0°F (2020) | 1.01 in (2014) |
| October 4 | 86.0°F (2018) | 37.0°F (2008) | 0.48 in (2013) |
| October 5 | 89.1°F (2025) | 36.0°F (2014) | 0.13 in (2006) |
| October 6 | 82.9°F (2025) | 35.1°F (2012) | 1.53 in (2013) |
| October 7 | 87.1°F (2007) | 36.0°F (2012) | 0.17 in (2025) |
| October 8 | 80.1°F (2007) | 34.0°F (2012) | 0.97 in (2008) |
| October 9 | 87.1°F (2007) | 35.1°F (2022) | 0.90 in (2015) |
| October 10 | 84.0°F (2018) | 30.9°F (2009) | 0.35 in (2018) |
| October 11 | 73.0°F (2021) | 26.1°F (2009) | 1.38 in (2017) |
| October 12 | 82.0°F (2024) | 28.9°F (2006) | 0.51 in (2019) |
| October 13 | 75.9°F (2015) | 28.9°F (2006) | 0.51 in (2024) |
| October 14 | 73.9°F (2008) | 32.0°F (2018) | 1.79 in (2023) |
| October 15 | 72.0°F (2021) | 30.0°F (2006) | 0.83 in (2017) |
| October 16 | 70.0°F (2016) | 34.0°F (2020) | 1.08 in (2016) |
| October 17 | 73.0°F (2010) | 33.1°F (2015) | 0.69 in (2006) |
| October 18 | 79.0°F (2016) | 30.9°F (2015) | 0.47 in (2007) |
| October 19 | 77.0°F (2025) | 30.9°F (2018) | 0.91 in (2025) |
| October 20 | 75.0°F (2021) | 33.1°F (2020) | 0.97 in (2011) |
| October 21 | 80.1°F (2017) | 28.0°F (2018) | 0.20 in (2021) |
| October 22 | 82.0°F (2024) | 28.9°F (2018) | 1.11 in (2020) |
| October 23 | 70.0°F (2024) | 30.9°F (2013) | 1.90 in (2009) |
| October 24 | 75.0°F (2022) | 30.0°F (2006) | 0.62 in (2010) |
| October 25 | 81.0°F (2023) | 27.0°F (2006) | 1.32 in (2021) |
| October 26 | 77.0°F (2012) | 28.0°F (2006) | 0.90 in (2022) |
| October 27 | 77.0°F (2012) | 32.0°F (2012) | 1.95 in (2019) |
| October 28 | 75.9°F (2014) | 28.9°F (2020) | 0.81 in (2015) |
| October 29 | 71.1°F (2024) | 28.9°F (2010) | 0.42 in (2021) |
| October 30 | 81.0°F (2024) | 28.9°F (2010) | 0.79 in (2009) |
| October 31 | 78.1°F (2024) | 25.0°F (2020) | 0.32 in (2019) |