Cheyenne Weather in December
Average highs run from 54°F on December 1 to 48°F on December 31, and lows from 33°F to 27°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
- 50°F
- Average low
- 29°F
- Precipitation
- 1.05 in
- Snowfall
- 2.3 in
- Record high
- 88°FDec 24, 1955
- Record low
- -9°FDec 23, 1989
- Chance of a freeze
- 100%
- Daylight
- 9 h 55 min to 9 h 48 min
- Cloud cover
- 51%
- Humidity
- 67%
- Dew point
- 27°F
- Wind
- 10.7 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 | 54°F | 33°F | 76°F 1950 | 7°F 2006 | 1% | |
| Dec 2 | 54°F | 33°F | 79°F 2021 | 6°F 1985 | 1% | |
| Dec 3 | 53°F | 32°F | 79°F 2021 | 16°F 1929 | 1% | |
| Dec 4 | 53°F | 32°F | 76°F 1954 | 15°F 1972 | 1% | |
| Dec 5 | 52°F | 32°F | 81°F 2021 | 13°F 1950 | 1% | |
| Dec 6 | 52°F | 31°F | 79°F 1939 | 4°F 1950 | 2% | |
| Dec 7 | 52°F | 31°F | 79°F 1966 | 3°F 1950 | 2% | |
| Dec 8 | 51°F | 31°F | 75°F 1970 | 0°F 2005 | 2% | |
| Dec 9 | 51°F | 31°F | 77°F 1993 | 0°F 2005 | 2% | |
| Dec 10 | 51°F | 30°F | 81°F 1933 | 9°F 1932 | 2% | |
| Dec 11 | 51°F | 30°F | 75°F 1948 | 10°F 1932 | 2% | |
| Dec 12 | 50°F | 30°F | 75°F 1948 | 2°F 1932 | 2% | |
| Dec 13 | 50°F | 30°F | 77°F 1995 | 3°F 1961 | 2% | |
| Dec 14 | 50°F | 29°F | 76°F 2021 | 7°F 1963 | 2% | |
| Dec 15 | 50°F | 29°F | 81°F 2021 | 1°F 1989 | 2% | |
| Dec 16 | 49°F | 29°F | 76°F 2016 | 2°F 1972 | 2% | |
| Dec 17 | 49°F | 29°F | 77°F 1939 | -1°F 1932 | 3% | |
| Dec 18 | 49°F | 29°F | 74°F 1978 | 2°F 2016 | 3% | |
| Dec 19 | 49°F | 29°F | 74°F 1978 | 3°F 1983 | 3% | |
| Dec 20 | 49°F | 28°F | 73°F 1954 | 2°F 1983 | 3% | |
| Dec 21 | 49°F | 28°F | 75°F 2004 | 0°F 1983 | 3% | |
| Dec 22 | 49°F | 28°F | 82°F 1969 | -6°F 1983 | 3% | |
| Dec 23 | 48°F | 28°F | 76°F 1933 | -9°F 1989 | 3% | |
| Dec 24 | 48°F | 28°F | 88°F 1955 | -1°F 1983 | 3% | |
| Dec 25 | 48°F | 28°F | 88°F 2025 | -2°F 1983 | 3% | |
| Dec 26 | 48°F | 28°F | 84°F 2021 | 9°F 1911 | 3% | |
| Dec 27 | 48°F | 28°F | 81°F 2025 | 8°F 1911 | 3% | |
| Dec 28 | 48°F | 28°F | 77°F 1928 | 11°F 1966 | 3% | |
| Dec 29 | 48°F | 27°F | 77°F 1951 | 0°F 1983 | 3% | |
| Dec 30 | 48°F | 27°F | 75°F 1956 | 1°F 1983 | 3% | |
| Dec 31 | 48°F | 27°F | 78°F 1951 | 0°F 1927 | 3% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (CST).
- December 1
- sunrise 7:30 AM, sunset 5:25 PM
- December 31
- sunrise 7:48 AM, sunset 5:36 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00341743 (Cheyenne 6SW Mesonet), public domain. Records: NOAA GHCN-Daily, station USC00342849, 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.