Weather on December 17
Alamosa, CO
55 Years of Data
Avg High
35°F
Avg Low
-2°F
Warmest
2006
39°F avg
Coldest
1992
-5°F avg
About This Date
December 17th in Alamosa, CO typically brings cold winter weather, with average highs around 35°F and lows near -2°F — a 37°F daily swing. Over 55 years of records, the warmest December 17th was in 2006 (39°F average), while the coldest was 1992 (-5°F) — a 44°F range across recorded history. Precipitation has occurred on 9% of recorded December 17th dates, with snow falling 7% of the time (heaviest snowfall: 3.3"). The last decade has been 3.5°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.5°F warmer on this date compared to 20-30 years ago.
Planning for December 17th in Alamosa, CO? Bundle up with warm layers and protect extremities from the cold.
Warming Trend
1.4°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 50° | 7° | 28° | — | — |
| 2024 | 41° | 5° | 23° | — | — |
| 2023 | 35° | -3° | 16° | — | — |
| 2022 | 24° | -8° | 8° | — | — |
| 2021 | 46° | 1° | 24° | — | — |
| 2020 | 30° | -5° | 13° | — | — |
| 2019 | 28° | -10° | 9° | — | — |
| 2018 | 48° | 2° | 25° | — | — |
| 2017 | 44° | 3° | 24° | — | — |
| 2016 | 47° | 28° | 37° | 0.51" | 0.2" |
| 2015 | 27° | -3° | 12° | — | — |
| 2014 | 41° | 13° | 27° | — | — |
| 2013 | 33° | -4° | 15° | — | — |
| 2012 | 33° | -11° | 11° | — | — |
| 2011 | 29° | -5° | 12° | — | — |
| 2010 | 33° | 13° | 23° | 0.46" | 1.9" |
| 2009 | 35° | -3° | 16° | — | — |
| 2008 | 34° | 16° | 25° | 0.03" | — |
| 2007 | 20° | -20° | 0° | — | — |
| 2006warmest | 53° | 25° | 39° | — | — |
| 2005 | 29° | -9° | 10° | — | — |
| 2004 | 39° | -5° | 17° | — | — |
| 2003 | 31° | -8° | 12° | — | — |
| 2002 | 38° | 13° | 25° | — | — |
| 2001 | 37° | -1° | 18° | — | — |
| 2000 | 50° | 1° | 26° | — | — |
| 1999 | 44° | 2° | 23° | — | — |
| 1998 | 50° | 5° | 28° | — | — |
| 1997 | 26° | -8° | 9° | — | — |
| 1996 | 18° | -10° | 4° | — | — |
| 1995 | 38° | 11° | 24° | — | — |
| 1994 | 41° | 2° | 21° | — | — |
| 1993 | 31° | -4° | 13° | — | — |
| 1992coldest | 11° | -20° | -5° | — | — |
| 1991 | 21° | -15° | 3° | — | — |
| 1990 | 33° | -9° | 12° | 0.51" | 3.3" |
| 1989 | 26° | -13° | 7° | — | — |
| 1988 | 35° | 0° | 18° | — | — |
| 1987 | 31° | 11° | 21° | — | — |
| 1986 | 34° | 4° | 19° | — | — |
| 1985 | 28° | -14° | 7° | — | — |
| 1984 | 34° | -3° | 16° | — | — |
| 1983 | 26° | -13° | 7° | — | — |
| 1982 | 46° | 4° | 25° | — | — |
| 1981 | 36° | -1° | 18° | — | — |
| 1980 | 55° | 5° | 30° | — | — |
| 1979 | 45° | -1° | 22° | — | — |
| 1978 | 18° | -12° | 3° | 0.03" | 0.3" |
| 1977 | 35° | -6° | 15° | — | — |
| 1976 | 34° | -9° | 12° | — | — |
| 1975 | 32° | -10° | 11° | — | — |
| 1974 | 39° | -1° | 19° | — | — |
| 1973 | 50° | 4° | 27° | — | — |
| 1972 | 23° | -16° | 4° | — | — |
| 1971 | 25° | -20° | 2° | — | — |
55 years of data from ALAMOSA 1E