December weather in Hermantown, MN
The average temperature in Hermantown in December is 15.5°F (8.3°F–22.6°F). Average precipitation: 1.34 inches.
December is a winter month in Hermantown, and is cooler than the annual average of 39.7°F. Daily temperatures swing about 14.3°F between overnight low and afternoon high. Daylight averages about 8h 21m. For travel, December is cold.
Avg High
22.6°F
Avg Low
8.3°F
Precipitation
1.34 in
Daylight
8h 21m
December records in Hermantown
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 41.0°F (2021) | -11.0°F (2014) | 0.96 in (2015) |
| December 2 | 42.1°F (2017) | -2.0°F (2014) | 0.64 in (2013) |
| December 3 | 46.0°F (2012) | -5.1°F (2022) | 0.57 in (2013) |
| December 4 | 41.0°F (2015) | -11.0°F (2025) | 1.01 in (2013) |
| December 5 | 42.1°F (2015) | -6.0°F (2013) | 0.38 in (2021) |
| December 6 | 37.9°F (2012) | -13.0°F (2013) | 0.13 in (2022) |
| December 7 | 44.1°F (2023) | -18.9°F (2013) | 0.04 in (2014) |
| December 8 | 41.0°F (2015) | -20.0°F (2013) | 0.33 in (2024) |
| December 9 | 43.0°F (2015) | -11.0°F (2013) | 0.50 in (2012) |
| December 10 | 42.1°F (2020) | -14.1°F (2013) | 1.21 in (2015) |
| December 11 | 39.9°F (2011) | -18.9°F (2013) | 0.28 in (2016) |
| December 12 | 37.0°F (2021) | -20.0°F (2024) | 0.15 in (2019) |
| December 13 | 41.0°F (2021) | -17.0°F (2025) | 0.35 in (2022) |
| December 14 | 46.9°F (2023) | -17.0°F (2025) | 0.75 in (2022) |
| December 15 | 46.9°F (2021) | -18.9°F (2013) | 0.79 in (2022) |
| December 16 | 46.9°F (2021) | -16.1°F (2013) | 0.71 in (2015) |
| December 17 | 39.9°F (2018) | -17.0°F (2016) | 0.12 in (2022) |
| December 18 | 37.9°F (2011) | -23.1°F (2016) | 0.09 in (2017) |
| December 19 | 34.0°F (2018) | -11.9°F (2016) | 0.16 in (2022) |
| December 20 | 35.1°F (2016) | -16.1°F (2022) | 0.05 in (2017) |
| December 21 | 34.0°F (2023) | -20.0°F (2022) | 0.24 in (2020) |
| December 22 | 37.9°F (2016) | -14.1°F (2022) | 0.20 in (2013) |
| December 23 | 39.9°F (2023) | -16.1°F (2022) | 0.33 in (2020) |
| December 24 | 46.9°F (2023) | -15.0°F (2013) | 0.87 in (2023) |
| December 25 | 45.0°F (2023) | -18.9°F (2017) | 0.87 in (2016) |
| December 26 | 42.1°F (2011) | -22.0°F (2017) | 0.56 in (2023) |
| December 27 | 37.0°F (2011) | -24.0°F (2017) | 1.13 in (2018) |
| December 28 | 37.0°F (2024) | -9.9°F (2017) | 0.55 in (2019) |
| December 29 | 39.9°F (2023) | -18.9°F (2013) | 0.80 in (2019) |
| December 30 | 33.1°F (2019) | -22.0°F (2013) | 0.09 in (2019) |
| December 31 | 28.9°F (2011) | -27.9°F (2017) | 0.32 in (2018) |