Weather on December 23
Alamosa, CO
55 Years of Data
Avg High
34°F
Avg Low
0°F
Warmest
2010
39°F avg
Coldest
1990
-13°F avg
About This Date
December 23rd in Alamosa, CO typically brings cold winter weather, with average highs around 34°F and lows near 0°F — a 34°F daily swing. Over 55 years of records, the warmest December 23rd was in 2010 (39°F average), while the coldest was 1990 (-13°F) — a 52°F range across recorded history. Precipitation has occurred on 16% of recorded December 23rd dates, with snow falling 15% of the time (heaviest snowfall: 4.2"). The last decade has been 7.3°F warmer on this date compared to 20-30 years ago.
The last decade has been 7.3°F warmer on this date compared to 20-30 years ago.
Planning for December 23rd in Alamosa, CO? Bundle up with warm layers and protect extremities from the cold.
Warming Trend
1.0°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 59° | 15° | 37° | — | — |
| 2024 | 48° | 7° | 27° | — | — |
| 2023 | 27° | 15° | 21° | 0.18" | 1" |
| 2022 | 40° | 8° | 24° | — | — |
| 2021 | 46° | 2° | 24° | — | — |
| 2020 | 47° | 4° | 25° | — | — |
| 2019 | 31° | -3° | 14° | — | — |
| 2018 | 42° | 1° | 22° | — | — |
| 2017 | 38° | 2° | 20° | — | — |
| 2016 | 33° | 14° | 24° | 0.89" | 4.2" |
| 2015 | 44° | 16° | 30° | — | — |
| 2014 | 37° | 9° | 23° | — | — |
| 2013 | 28° | -8° | 10° | — | — |
| 2012 | 17° | -24° | -3° | — | — |
| 2011 | 27° | -17° | 5° | 0.03" | 0.1" |
| 2010warmest | 51° | 27° | 39° | — | — |
| 2009 | 35° | 14° | 25° | — | — |
| 2008 | 35° | 12° | 24° | 0.03" | 0.2" |
| 2007 | 19° | -23° | -2° | — | — |
| 2006 | 15° | -12° | 2° | — | — |
| 2005 | 47° | 6° | 26° | — | — |
| 2004 | 15° | -19° | -2° | — | — |
| 2003 | 32° | 0° | 16° | — | — |
| 2002 | 29° | 15° | 22° | — | — |
| 2001 | 33° | -3° | 15° | — | — |
| 2000 | 41° | 0° | 21° | — | — |
| 1999 | 39° | -5° | 17° | — | — |
| 1998 | 33° | -2° | 16° | — | — |
| 1997 | 27° | 4° | 15° | 0.33" | 2" |
| 1996 | 34° | 4° | 19° | — | — |
| 1995 | 25° | -5° | 10° | — | — |
| 1994 | 39° | 16° | 27° | — | — |
| 1993 | 23° | -13° | 5° | 0.05" | — |
| 1992 | 22° | -20° | 1° | — | — |
| 1991 | 18° | -15° | 2° | — | — |
| 1990coldest | 4° | -29° | -13° | — | — |
| 1989 | 44° | 0° | 22° | — | — |
| 1988 | 30° | 10° | 20° | — | — |
| 1987 | 38° | 19° | 28° | — | — |
| 1986 | 35° | -5° | 15° | — | — |
| 1985 | 43° | -1° | 21° | — | — |
| 1984 | 26° | -19° | 4° | — | — |
| 1983 | 36° | 23° | 29° | — | — |
| 1982 | 41° | 15° | 28° | 0.1" | 0.6" |
| 1981 | 18° | -18° | 0° | — | — |
| 1980 | 48° | 8° | 28° | — | — |
| 1979 | 35° | 6° | 21° | — | — |
| 1978 | 29° | -9° | 10° | — | — |
| 1977 | 48° | 0° | 24° | — | — |
| 1976 | 32° | -12° | 10° | — | — |
| 1975 | 25° | 15° | 20° | 0.03" | 0.3" |
| 1974 | 33° | 0° | 17° | 0.33" | 2.1" |
| 1973 | 34° | 0° | 17° | — | — |
| 1972 | 38° | -3° | 18° | — | — |
| 1971 | 46° | 5° | 26° | — | — |
55 years of data from ALAMOSA 1E