Powder River County Weather in December
Average highs run from 41°F on December 1 to 36°F on December 31, and lows from 17°F to 11°F. Normal precipitation for the month is 0.48 in over about 4 wet days.
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
- 38°F
- Average low
- 14°F
- Precipitation
- 0.48 in
- Snowfall
- 5.6 in
- Record high
- 65°FDec 2, 1998
- Record low
- -33°FDec 17, 1964
- Chance of a freeze
- 100%
- Daylight
- 8 h 59 min to 8 h 47 min
- Cloud cover
- 66%
- Humidity
- 71%
- Dew point
- 18°F
- Wind
- 11.2 mph
Every day of the month
A wet day has at least 0.01 inch of precipitation; snow means at least 0.1 inch of snowfall.
| Date | Normal high | Normal low | Record high | Record low | Chance wet | Chance of snow |
|---|---|---|---|---|---|---|
| Dec 1 | 41°F | 17°F | 61°F 1951 | -11°F 2014 | 11% | 5% |
| Dec 2 | 41°F | 17°F | 65°F 1998 | -4°F 1942 | 11% | 5% |
| Dec 3 | 41°F | 16°F | 60°F 1998 | -5°F 2005 | 11% | 5% |
| Dec 4 | 40°F | 16°F | 60°F 1946 | -9°F 1950 | 11% | 5% |
| Dec 5 | 40°F | 16°F | 62°F 1946 | -30°F 1972 | 11% | 5% |
| Dec 6 | 40°F | 16°F | 60°F 1946 | -30°F 1972 | 11% | 5% |
| Dec 7 | 39°F | 15°F | 55°F 1946 | -25°F 1972 | 11% | 5% |
| Dec 8 | 39°F | 15°F | 53°F 1965 | -28°F 1972 | 11% | 6% |
| Dec 9 | 39°F | 15°F | 55°F 2006 | -24°F 1972 | 11% | 6% |
| Dec 10 | 38°F | 15°F | 57°F 2015 | -15°F 2009 | 11% | 6% |
| Dec 11 | 38°F | 14°F | 57°F 2014 | -23°F 1961 | 11% | 6% |
| Dec 12 | 38°F | 14°F | 61°F 2014 | -19°F 2000 | 11% | 6% |
| Dec 13 | 38°F | 14°F | 63°F 2014 | -15°F 2000 | 11% | 6% |
| Dec 14 | 38°F | 14°F | 61°F 2014 | -20°F 1963 | 12% | 6% |
| Dec 15 | 37°F | 13°F | 59°F 1952 | -26°F 2008 | 12% | 6% |
| Dec 16 | 37°F | 13°F | 59°F 1941 | -26°F 2008 | 12% | 6% |
| Dec 17 | 37°F | 13°F | 58°F 1957 | -33°F 1964 | 12% | 6% |
| Dec 18 | 37°F | 13°F | 55°F 1943 | -29°F 2016 | 12% | 6% |
| Dec 19 | 37°F | 13°F | 61°F 1998 | -18°F 2005 | 12% | 6% |
| Dec 20 | 37°F | 12°F | 64°F 1941 | -20°F 1951 | 13% | 7% |
| Dec 21 | 37°F | 12°F | 58°F 1941 | -23°F 1998 | 13% | 7% |
| Dec 22 | 36°F | 12°F | 58°F 1964 | -26°F 1960 | 13% | 7% |
| Dec 23 | 36°F | 12°F | 58°F 1955 | -21°F 1996 | 13% | 7% |
| Dec 24 | 36°F | 12°F | 61°F 1955 | -21°F 1996 | 14% | 7% |
| Dec 25 | 36°F | 12°F | 56°F 1950 | -16°F 2009 | 14% | 7% |
| Dec 26 | 36°F | 12°F | 54°F 1947 | -29°F 1951 | 14% | 7% |
| Dec 27 | 36°F | 12°F | 55°F 1956 | -22°F 1996 | 14% | 7% |
| Dec 28 | 36°F | 11°F | 53°F 1947 | -15°F 1941 | 14% | 7% |
| Dec 29 | 36°F | 11°F | 58°F 1956 | -30°F 1946 | 15% | 7% |
| Dec 30 | 36°F | 11°F | 56°F 1965 | -29°F 1968 | 15% | 7% |
| Dec 31 | 36°F | 11°F | 53°F 1996 | -25°F 1967 | 15% | 7% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (MST).
- December 1
- sunrise 7:22 AM, sunset 4:21 PM
- December 31
- sunrise 7:42 AM, sunset 4:29 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00241127 (Broadus), public domain. Records: NOAA GHCN-Daily, station USC00484760, 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.