San Miguel County Weather in December
Average highs run from 53°F on December 1 to 49°F on December 31, and lows from 14°F to 10°F. Normal precipitation for the month is 0.74 in over about 2 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
- 12°F
- Precipitation
- 0.74 in
- Snowfall
- 5.7 in
- Record high
- 75°FDec 22, 2025
- Record low
- -14°FDec 23, 1990
- Chance of a freeze
- 100%
- Daylight
- 9 h 56 min to 9 h 49 min
- Cloud cover
- 47%
- Humidity
- 55%
- Dew point
- 18°F
- Wind
- 11.0 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 | 53°F | 14°F | 72°F 1999 | 7°F 1996 | 8% | 5% |
| Dec 2 | 53°F | 14°F | 69°F 2008 | 2°F 1991 | 8% | 5% |
| Dec 3 | 52°F | 14°F | 70°F 1941 | 2°F 1971 | 8% | 5% |
| Dec 4 | 52°F | 14°F | 72°F 1987 | -6°F 2009 | 8% | 5% |
| Dec 5 | 52°F | 13°F | 70°F 2012 | -6°F 2011 | 8% | 5% |
| Dec 6 | 52°F | 13°F | 66°F 1946 | -9°F 2011 | 8% | 5% |
| Dec 7 | 51°F | 13°F | 70°F 1970 | -5°F 2005 | 8% | 6% |
| Dec 8 | 51°F | 13°F | 69°F 1958 | -8°F 2005 | 8% | 6% |
| Dec 9 | 51°F | 12°F | 69°F 2015 | -7°F 1978 | 8% | 6% |
| Dec 10 | 51°F | 12°F | 68°F 1996 | -7°F 2012 | 8% | 6% |
| Dec 11 | 51°F | 12°F | 73°F 2025 | -5°F 1961 | 8% | 6% |
| Dec 12 | 50°F | 12°F | 66°F 1995 | -9°F 1961 | 8% | 6% |
| Dec 13 | 50°F | 12°F | 70°F 2025 | -3°F 1961 | 7% | 6% |
| Dec 14 | 50°F | 11°F | 69°F 2010 | -2°F 1945 | 7% | 6% |
| Dec 15 | 50°F | 11°F | 68°F 1946 | -1°F 1945 | 7% | 6% |
| Dec 16 | 50°F | 11°F | 66°F 2025 | 3°F 1940 | 7% | 6% |
| Dec 17 | 50°F | 11°F | 73°F 1980 | 1°F 1992 | 7% | 6% |
| Dec 18 | 50°F | 11°F | 67°F 1979 | -5°F 1996 | 7% | 6% |
| Dec 19 | 49°F | 11°F | 69°F 2025 | -5°F 1996 | 7% | 6% |
| Dec 20 | 49°F | 11°F | 66°F 1966 | 4°F 1951 | 7% | 6% |
| Dec 21 | 49°F | 11°F | 67°F 2025 | -3°F 1983 | 7% | 6% |
| Dec 22 | 49°F | 11°F | 75°F 2025 | -8°F 1989 | 7% | 6% |
| Dec 23 | 49°F | 10°F | 70°F 1955 | -14°F 1990 | 7% | 6% |
| Dec 24 | 49°F | 10°F | 68°F 1955 | -11°F 1990 | 7% | 6% |
| Dec 25 | 49°F | 10°F | 66°F 1950 | -2°F 1983 | 7% | 6% |
| Dec 26 | 49°F | 10°F | 66°F 2005 | -4°F 1962 | 7% | 6% |
| Dec 27 | 49°F | 10°F | 67°F 1980 | -9°F 1987 | 7% | 5% |
| Dec 28 | 49°F | 10°F | 65°F 2005 | -4°F 1966 | 7% | 5% |
| Dec 29 | 49°F | 10°F | 69°F 1945 | -10°F 1983 | 7% | 5% |
| Dec 30 | 49°F | 10°F | 67°F 1980 | -2°F 1969 | 7% | 5% |
| Dec 31 | 49°F | 10°F | 66°F 1996 | -1°F 1946 | 7% | 5% |
Chance of rain
- Chance of a wet day
- Chance of snowfall
Sunrise and sunset
Times for 2026, local time (MST).
- December 1
- sunrise 6:50 AM, sunset 4:46 PM
- December 31
- sunrise 7:08 AM, sunset 4:57 PM
Other months
Sources
Normals: NOAA NCEI U.S. Climate Normals, 1991-2020, station USC00294862 (Las Vegas Wwtp), public domain. Records: NOAA GHCN-Daily, station USW00023054, 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 2026-09-25. Sun and moon: computed with the NOAA solar equations and Meeus.