October weather in Hennepin, IL
The average temperature in Hennepin in October is 54.1°F (43.0°F–65.2°F). Average precipitation: 3.31 inches.
October is a fall month in Hennepin, and is warmer than the annual average of 51.4°F. Daily temperatures swing about 22.2°F between overnight low and afternoon high. Daylight averages about 10h 52m. For travel, October is a comfortable month to visit.
Avg High
65.2°F
Avg Low
43.0°F
Precipitation
3.31 in
Daylight
10h 52m
October records in Hennepin
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| October 1 | 87.1°F (2019) | 42.1°F (2020) | 0.06 in (2016) |
| October 2 | 86.0°F (2019) | 39.0°F (2020) | 0.15 in (2019) |
| October 3 | 88.0°F (2025) | 39.0°F (2020) | 1.58 in (2013) |
| October 4 | 88.0°F (2025) | 36.0°F (2014) | 0.31 in (2020) |
| October 5 | 84.9°F (2024) | 33.1°F (2020) | 0.93 in (2018) |
| October 6 | 84.9°F (2024) | 35.1°F (2012) | 0.92 in (2016) |
| October 7 | 82.0°F (2018) | 37.9°F (2016) | 0.76 in (2018) |
| October 8 | 82.9°F (2018) | 32.0°F (2022) | 0.51 in (2018) |
| October 9 | 84.0°F (2018) | 39.9°F (2022) | 0.11 in (2014) |
| October 10 | 80.1°F (2021) | 34.0°F (2023) | 0.26 in (2017) |
| October 11 | 82.0°F (2024) | 34.0°F (2012) | 1.75 in (2017) |
| October 12 | 82.0°F (2024) | 33.1°F (2018) | 1.66 in (2021) |
| October 13 | 77.0°F (2025) | 34.0°F (2019) | 0.71 in (2014) |
| October 14 | 78.1°F (2020) | 34.0°F (2019) | 1.58 in (2017) |
| October 15 | 77.0°F (2020) | 33.1°F (2019) | 2.14 in (2017) |
| October 16 | 75.9°F (2016) | 30.0°F (2024) | 0.19 in (2016) |
| October 17 | 84.9°F (2016) | 28.0°F (2024) | 0.16 in (2012) |
| October 18 | 84.0°F (2016) | 28.0°F (2015) | 0.73 in (2012) |
| October 19 | 73.9°F (2015) | 28.0°F (2022) | 0.69 in (2025) |
| October 20 | 79.0°F (2024) | 30.9°F (2022) | 0.14 in (2011) |
| October 21 | 81.0°F (2024) | 23.0°F (2018) | 0.35 in (2019) |
| October 22 | 80.1°F (2022) | 27.0°F (2013) | 0.90 in (2017) |
| October 23 | 79.0°F (2022) | 33.1°F (2013) | 0.39 in (2020) |
| October 24 | 79.0°F (2012) | 28.9°F (2018) | 1.60 in (2021) |
| October 25 | 77.0°F (2011) | 26.1°F (2013) | 1.98 in (2021) |
| October 26 | 73.9°F (2011) | 30.9°F (2019) | 0.95 in (2016) |
| October 27 | 77.0°F (2014) | 27.0°F (2013) | 0.83 in (2019) |
| October 28 | 73.9°F (2014) | 28.0°F (2020) | 0.55 in (2015) |
| October 29 | 82.0°F (2024) | 26.1°F (2017) | 0.42 in (2021) |
| October 30 | 80.1°F (2024) | 28.0°F (2023) | 0.70 in (2019) |
| October 31 | 78.1°F (2024) | 26.1°F (2023) | 2.55 in (2013) |