Mahnomen County Weather in December
Average highs run from 27°F on December 1 to 16°F on December 31, and lows from 12°F to 0°F. Normal precipitation for the month is 1.05 in.
December day by day
The normal high and low for each date, and the record, in °F.
- Normal low
- Normal high
- Record high
- Record low
December at a glance
- Average high
- 22°F
- Average low
- 6°F
- Precipitation
- 1.05 in
- Record high
- 56°FDec 1, 1962
- Record low
- -39°FDec 26, 1990
- Chance of a freeze
- 100%
- Daylight
- 8 h 45 min to 8 h 33 min
- Cloud cover
- 66%
- Humidity
- 89%
- Dew point
- 11°F
- Wind
- 11.4 mph
Every day of the month
A wet day has at least 0.01 inch of precipitation.
| Date | Normal high | Normal low | Record high | Record low | Chance wet |
|---|---|---|---|---|---|
| Dec 1 | 27°F | 12°F | 56°F 1962 | -22°F 1978 | |
| Dec 2 | 27°F | 12°F | 55°F 1982 | -26°F 1978 | |
| Dec 3 | 27°F | 11°F | 52°F 1962 | -23°F 1985 | |
| Dec 4 | 26°F | 11°F | 47°F 1975 | -20°F 1972 | |
| Dec 5 | 26°F | 10°F | 45°F 1990 | -15°F 1964 | |
| Dec 6 | 26°F | 10°F | 46°F 2023 | -28°F 1972 | |
| Dec 7 | 25°F | 10°F | 56°F 2023 | -26°F 1977 | |
| Dec 8 | 25°F | 9°F | 47°F 1990 | -22°F 1960 | |
| Dec 9 | 24°F | 9°F | 53°F 1990 | -26°F 1978 | |
| Dec 10 | 24°F | 8°F | 40°F 1974 | -33°F 1977 | |
| Dec 11 | 23°F | 8°F | 43°F 2011 | -25°F 1995 | |
| Dec 12 | 23°F | 7°F | 40°F 1980 | -25°F 2025 | |
| Dec 13 | 23°F | 7°F | 42°F 1927 | -26°F 2025 | |
| Dec 14 | 22°F | 6°F | 46°F 2023 | -25°F 1932 | |
| Dec 15 | 22°F | 6°F | 44°F 2023 | -24°F 1961 | |
| Dec 16 | 21°F | 5°F | 47°F 2025 | -28°F 1972 | |
| Dec 17 | 21°F | 5°F | 46°F 1962 | -28°F 1929 | |
| Dec 18 | 21°F | 5°F | 43°F 2011 | -30°F 1983 | |
| Dec 19 | 20°F | 4°F | 38°F 1979 | -33°F 1983 | |
| Dec 20 | 20°F | 4°F | 40°F 1979 | -32°F 1963 | |
| Dec 21 | 19°F | 3°F | 41°F 1994 | -33°F 1963 | |
| Dec 22 | 19°F | 3°F | 40°F 1994 | -28°F 1963 | |
| Dec 23 | 19°F | 3°F | 45°F 1994 | -33°F 1983 | |
| Dec 24 | 18°F | 2°F | 44°F 1994 | -36°F 1933 | |
| Dec 25 | 18°F | 2°F | 48°F 1994 | -34°F 1992 | |
| Dec 26 | 18°F | 1°F | 47°F 2011 | -39°F 1990 | |
| Dec 27 | 17°F | 1°F | 42°F 1994 | -25°F 1960 | |
| Dec 28 | 17°F | 1°F | 40°F 2024 | -39°F 1933 | |
| Dec 29 | 17°F | 0°F | 40°F 1929 | -39°F 2021 | |
| Dec 30 | 16°F | 0°F | 36°F 1929 | -35°F 1976 | |
| Dec 31 | 16°F | 0°F | 36°F 1929 | -38°F 2021 |
Chance of rain
Sunrise and sunset
Times for 2026, local time (CST).
- December 1
- sunrise 7:50 AM, sunset 4:35 PM
- December 31
- sunrise 8:10 AM, sunset 4:43 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00215012 (Mahnomen), public domain. Records: NOAA GHCN-Daily, station USC00215012, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-24. Sun and moon: computed with the NOAA solar equations and Meeus.