December weather in Clyde Park, MT
The average temperature in Clyde Park in December is 21.7°F (9.7°F–33.6°F). Average precipitation: 0.48 inches.
December is a winter month in Clyde Park, and is cooler than the annual average of 41.6°F. Daily temperatures swing about 23.9°F between overnight low and afternoon high. Expect about 4 days with precipitation. Daylight averages about 8h 29m. For travel, December is cold.
Avg High
33.6°F
Avg Low
9.7°F
Precipitation
0.48 in
Daylight
8h 29m
December records in Clyde Park
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 64.9°F (2021) | -11.9°F (2022) | 0.08 in (2007) |
| December 2 | 63.0°F (2021) | -8.0°F (2019) | 0.15 in (2005) |
| December 3 | 62.1°F (2021) | -2.9°F (2022) | 0.28 in (2010) |
| December 4 | 60.1°F (2021) | -2.9°F (2022) | 0.11 in (2007) |
| December 5 | 57.9°F (2021) | -8.0°F (2018) | 0.35 in (2022) |
| December 6 | 55.0°F (2023) | -8.0°F (2018) | 0.20 in (2025) |
| December 7 | 50.0°F (2020) | -4.0°F (2018) | 0.18 in (2012) |
| December 8 | 53.1°F (2020) | -5.1°F (2018) | 0.14 in (2008) |
| December 9 | 53.1°F (2020) | -5.1°F (2018) | 0.20 in (2012) |
| December 10 | 48.0°F (2025) | -2.0°F (2022) | 0.05 in (2010) |
| December 11 | 50.0°F (2025) | -2.9°F (2022) | 0.10 in (2021) |
| December 12 | 45.0°F (2025) | 12.0°F (2017) | 0.60 in (2025) |
| December 13 | 42.1°F (2023) | 3.9°F (2020) | 0.02 in (2012) |
| December 14 | 42.1°F (2025) | -2.0°F (2022) | 0.11 in (2009) |
| December 15 | 60.1°F (2025) | -0.9°F (2021) | 0.10 in (2024) |
| December 16 | 50.0°F (2025) | -6.0°F (2021) | 0.02 in (2006) |
| December 17 | 48.0°F (2025) | -6.0°F (2021) | 0.07 in (2005) |
| December 18 | 46.9°F (2023) | -6.0°F (2021) | 0.15 in (2021) |
| December 19 | 50.0°F (2023) | -20.9°F (2022) | 0.21 in (2013) |
| December 20 | 55.9°F (2023) | -38.0°F (2022) | 0.45 in (2025) |
| December 21 | 52.0°F (2020) | -38.0°F (2022) | 0.10 in (2022) |
| December 22 | 53.1°F (2023) | -22.0°F (2022) | 0.15 in (2021) |
| December 23 | 45.0°F (2024) | -22.0°F (2022) | 2.00 in (2017) |
| December 24 | 50.0°F (2022) | -20.9°F (2022) | 0.02 in (2018) |
| December 25 | 54.0°F (2022) | 3.0°F (2017) | 0.35 in (2014) |
| December 26 | 45.0°F (2025) | -9.0°F (2021) | 0.15 in (2021) |
| December 27 | 46.0°F (2020) | -6.0°F (2025) | 0.12 in (2003) |
| December 28 | 39.9°F (2023) | -6.0°F (2018) | 0.26 in (2017) |
| December 29 | 46.0°F (2023) | -6.0°F (2025) | 0.20 in (2005) |
| December 30 | 51.1°F (2025) | -15.0°F (2021) | 0.20 in (2024) |
| December 31 | 48.9°F (2025) | -11.0°F (2018) | 0.35 in (2011) |