October weather in Fontana-on-Geneva Lake, WI
The average temperature in Fontana-on-Geneva Lake in October is 50.2°F (39.5°F–60.8°F). Average precipitation: 2.89 inches.
October is a fall month in Fontana-on-Geneva Lake, and is warmer than the annual average of 47.6°F. Daily temperatures swing about 21.3°F between overnight low and afternoon high. Daylight averages about 10h 49m. For travel, October is a comfortable month to visit.
Avg High
60.8°F
Avg Low
39.5°F
Precipitation
2.89 in
Daylight
10h 49m
October records in Fontana-on-Geneva Lake
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| October 1 | 84.9°F (2019) | 36.0°F (2011) | 1.03 in (2018) |
| October 2 | 87.1°F (2021) | 32.0°F (2011) | 2.61 in (2019) |
| October 3 | 84.0°F (2023) | 32.0°F (2011) | 0.67 in (2014) |
| October 4 | 88.0°F (2025) | 32.0°F (2011) | 0.34 in (2013) |
| October 5 | 87.1°F (2025) | 33.1°F (2020) | 0.18 in (2018) |
| October 6 | 82.9°F (2024) | 34.0°F (2012) | 1.99 in (2018) |
| October 7 | 81.0°F (2025) | 36.0°F (2012) | 0.55 in (2021) |
| October 8 | 80.1°F (2011) | 30.9°F (2012) | 0.33 in (2021) |
| October 9 | 81.0°F (2011) | 30.9°F (2012) | 0.03 in (2015) |
| October 10 | 81.0°F (2020) | 30.0°F (2012) | 0.20 in (2021) |
| October 11 | 79.0°F (2011) | 30.0°F (2014) | 1.85 in (2017) |
| October 12 | 81.0°F (2024) | 30.0°F (2012) | 0.45 in (2021) |
| October 13 | 79.0°F (2011) | 30.0°F (2012) | 0.37 in (2011) |
| October 14 | 73.0°F (2021) | 32.0°F (2016) | 1.82 in (2023) |
| October 15 | 73.0°F (2020) | 33.1°F (2019) | 0.94 in (2017) |
| October 16 | 68.0°F (2016) | 30.0°F (2024) | 1.02 in (2016) |
| October 17 | 71.1°F (2016) | 27.0°F (2015) | 0.11 in (2013) |
| October 18 | 80.1°F (2016) | 27.0°F (2015) | 0.62 in (2012) |
| October 19 | 80.1°F (2016) | 27.0°F (2015) | 0.34 in (2025) |
| October 20 | 73.0°F (2015) | 28.9°F (2022) | 0.07 in (2023) |
| October 21 | 80.1°F (2024) | 30.0°F (2012) | 0.15 in (2020) |
| October 22 | 80.1°F (2024) | 27.0°F (2013) | 1.58 in (2020) |
| October 23 | 78.1°F (2022) | 26.1°F (2013) | 1.07 in (2012) |
| October 24 | 75.9°F (2022) | 26.1°F (2013) | 0.60 in (2017) |
| October 25 | 80.1°F (2023) | 26.1°F (2013) | 1.44 in (2021) |
| October 26 | 71.1°F (2012) | 30.0°F (2025) | 0.98 in (2016) |
| October 27 | 69.1°F (2014) | 26.1°F (2013) | 1.30 in (2019) |
| October 28 | 75.0°F (2014) | 28.0°F (2012) | 0.43 in (2015) |
| October 29 | 68.0°F (2024) | 27.0°F (2012) | 0.37 in (2021) |
| October 30 | 80.1°F (2024) | 27.0°F (2023) | 0.03 in (2021) |
| October 31 | 75.9°F (2024) | 26.1°F (2020) | 0.45 in (2018) |