Fort Greely Weather in December
Average highs run from 12°F on December 1 to 6°F on December 31, and lows from -2°F to -8°F. Normal precipitation for the month is 0.23 in over about 6 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
- 9°F
- Average low
- -5°F
- Precipitation
- 0.23 in
- Snowfall
- 8.0 in
- Record high
- 55°FDec 11, 1985
- Record low
- -62°FDec 14, 1946
- Chance of a freeze
- 100%
- Daylight
- 5 h 04 min to 4 h 27 min
- Cloud cover
- 57%
- Humidity
- 87%
- Dew point
- 1°F
- Wind
- 8.1 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 | 12°F | -2°F | 42°F 1976 | -46°F 1994 | 22% | 30% |
| Dec 2 | 12°F | -2°F | 43°F 1992 | -45°F 1975 | 22% | 30% |
| Dec 3 | 12°F | -2°F | 46°F 2011 | -50°F 1975 | 22% | 30% |
| Dec 4 | 12°F | -2°F | 51°F 2011 | -55°F 1975 | 22% | 30% |
| Dec 5 | 11°F | -2°F | 37°F 1989 | -58°F 1975 | 22% | 30% |
| Dec 6 | 11°F | -2°F | 43°F 1969 | -56°F 1975 | 21% | 30% |
| Dec 7 | 11°F | -3°F | 44°F 1960 | -46°F 1975 | 21% | 30% |
| Dec 8 | 11°F | -3°F | 45°F 2005 | -50°F 1975 | 21% | 30% |
| Dec 9 | 11°F | -3°F | 44°F 2005 | -51°F 1975 | 21% | 30% |
| Dec 10 | 11°F | -3°F | 52°F 1986 | -59°F 1964 | 21% | 30% |
| Dec 11 | 11°F | -3°F | 55°F 1985 | -60°F 1964 | 20% | 30% |
| Dec 12 | 11°F | -3°F | 50°F 1985 | -58°F 1964 | 20% | 30% |
| Dec 13 | 10°F | -4°F | 48°F 1943 | -60°F 1946 | 20% | 30% |
| Dec 14 | 10°F | -4°F | 37°F 1944 | -62°F 1946 | 20% | 30% |
| Dec 15 | 10°F | -4°F | 41°F 1986 | -52°F 1946 | 20% | 30% |
| Dec 16 | 10°F | -4°F | 44°F 1944 | -50°F 1980 | 20% | 30% |
| Dec 17 | 10°F | -4°F | 44°F 2005 | -50°F 1980 | 20% | 30% |
| Dec 18 | 9°F | -5°F | 42°F 1981 | -41°F 1957 | 20% | 30% |
| Dec 19 | 9°F | -5°F | 49°F 1985 | -44°F 1957 | 20% | 30% |
| Dec 20 | 9°F | -5°F | 34°F 2011 | -46°F 1961 | 20% | 30% |
| Dec 21 | 9°F | -5°F | 52°F 1999 | -48°F 1961 | 19% | 30% |
| Dec 22 | 8°F | -6°F | 49°F 1999 | -50°F 1961 | 19% | 30% |
| Dec 23 | 8°F | -6°F | 45°F 1985 | -52°F 1942 | 19% | 30% |
| Dec 24 | 8°F | -6°F | 47°F 1985 | -52°F 1942 | 19% | 30% |
| Dec 25 | 8°F | -7°F | 37°F 1987 | -52°F 1961 | 19% | 30% |
| Dec 26 | 7°F | -7°F | 47°F 2021 | -54°F 1964 | 19% | 30% |
| Dec 27 | 7°F | -7°F | 48°F 2021 | -61°F 1961 | 19% | 30% |
| Dec 28 | 7°F | -7°F | 42°F 1982 | -61°F 1961 | 19% | 30% |
| Dec 29 | 7°F | -8°F | 45°F 1967 | -61°F 1961 | 19% | 30% |
| Dec 30 | 6°F | -8°F | 45°F 2015 | -46°F 1974 | 19% | 30% |
| Dec 31 | 6°F | -8°F | 46°F 1980 | -46°F 1964 | 19% | 30% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (AKST).
- December 1
- sunrise 10:00 AM, sunset 3:04 PM
- December 31
- sunrise 10:33 AM, sunset 3:00 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USW00026415 (Big Delta AP), public domain. Records: NOAA GHCN-Daily, station USW00026415, 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.