Grants Weather in December
Average highs run from 54°F on December 1 to 48°F on December 31, and lows from 16°F to 14°F. Normal precipitation for the month is 0.61 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
- 50°F
- Average low
- 14°F
- Precipitation
- 0.61 in
- Snowfall
- 2.8 in
- Record high
- 71°FDec 15, 2010
- Record low
- -33°FDec 25, 1990
- Chance of a freeze
- 100%
- Daylight
- 9 h 57 min to 9 h 50 min
- Cloud cover
- 50%
- Humidity
- 59%
- Dew point
- 17°F
- Wind
- 10.3 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 | 16°F | 70°F 1995 | -4°F 1975 | 13% | 3% |
| Dec 2 | 54°F | 16°F | 66°F 1995 | -6°F 1976 | 13% | 3% |
| Dec 3 | 53°F | 16°F | 69°F 2008 | -4°F 1968 | 13% | 4% |
| Dec 4 | 53°F | 15°F | 69°F 2010 | -11°F 2009 | 13% | 4% |
| Dec 5 | 53°F | 15°F | 70°F 2010 | -2°F 2011 | 13% | 4% |
| Dec 6 | 52°F | 15°F | 68°F 1995 | -10°F 1953 | 13% | 4% |
| Dec 7 | 52°F | 15°F | 66°F 1958 | -8°F 1978 | 13% | 4% |
| Dec 8 | 52°F | 15°F | 70°F 2015 | -16°F 1978 | 13% | 4% |
| Dec 9 | 51°F | 14°F | 69°F 1996 | -12°F 1978 | 13% | 4% |
| Dec 10 | 51°F | 14°F | 67°F 1987 | -3°F 1956 | 13% | 4% |
| Dec 11 | 51°F | 14°F | 70°F 2015 | -5°F 1989 | 13% | 4% |
| Dec 12 | 51°F | 14°F | 66°F 2004 | -13°F 1961 | 13% | 4% |
| Dec 13 | 50°F | 14°F | 68°F 2004 | -10°F 1985 | 13% | 4% |
| Dec 14 | 50°F | 14°F | 70°F 2010 | -6°F 1985 | 13% | 4% |
| Dec 15 | 50°F | 14°F | 71°F 2010 | -10°F 1987 | 13% | 5% |
| Dec 16 | 50°F | 14°F | 65°F 2000 | -4°F 1971 | 13% | 5% |
| Dec 17 | 50°F | 14°F | 68°F 1980 | -8°F 1992 | 13% | 5% |
| Dec 18 | 49°F | 14°F | 66°F 1980 | -4°F 1967 | 13% | 5% |
| Dec 19 | 49°F | 13°F | 66°F 2013 | -7°F 1968 | 13% | 5% |
| Dec 20 | 49°F | 13°F | 67°F 2003 | -8°F 1992 | 13% | 5% |
| Dec 21 | 49°F | 13°F | 62°F 1969 | -4°F 1992 | 13% | 5% |
| Dec 22 | 49°F | 13°F | 67°F 2016 | -9°F 1967 | 13% | 5% |
| Dec 23 | 49°F | 13°F | 68°F 2005 | -7°F 1990 | 13% | 5% |
| Dec 24 | 49°F | 13°F | 68°F 2005 | -21°F 1990 | 13% | 5% |
| Dec 25 | 49°F | 13°F | 65°F 1980 | -33°F 1990 | 13% | 5% |
| Dec 26 | 48°F | 14°F | 68°F 2005 | -28°F 1990 | 13% | 5% |
| Dec 27 | 48°F | 14°F | 71°F 1980 | -19°F 1990 | 13% | 5% |
| Dec 28 | 48°F | 14°F | 70°F 1980 | -18°F 1988 | 13% | 5% |
| Dec 29 | 48°F | 14°F | 65°F 2005 | -11°F 1966 | 13% | 5% |
| Dec 30 | 48°F | 14°F | 64°F 1998 | -10°F 1966 | 13% | 5% |
| Dec 31 | 48°F | 14°F | 61°F 1980 | -12°F 1990 | 13% | 5% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (MST).
- December 1
- sunrise 7:02 AM, sunset 4:59 PM
- December 31
- sunrise 7:20 AM, sunset 5:10 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00293682 (Grants AP), public domain. Records: NOAA GHCN-Daily, station USC00293682, 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.