Weather on February 21
Alamosa, CO
55 Years of Data
Avg High
43°F
Avg Low
8°F
Warmest
1996
47°F avg
Coldest
1984
10°F avg
About This Date
February 21st in Alamosa, CO typically brings chilly winter weather, with average highs around 43°F and lows near 8°F — a 35°F daily swing. Over 56 years of records, the warmest February 21st was in 1996 (47°F average), while the coldest was 1984 (10°F) — a 37°F range across recorded history. Precipitation has occurred on 18% of recorded February 21st dates, with snow falling 16% of the time (heaviest snowfall: 5"). The last decade has been 2.6°F cooler on this date compared to 20-30 years ago.
The last decade has been 2.6°F cooler on this date compared to 20-30 years ago.
Planning for February 21st in Alamosa, CO? Bring layers as temperatures can vary throughout the day.
Warming Trend
1.0°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 38° | -1° | 19° | — | — |
| 2025 | 52° | 14° | 33° | — | — |
| 2024 | 58° | 20° | 39° | — | — |
| 2023 | 52° | 10° | 31° | — | — |
| 2022 | 55° | 8° | 32° | — | — |
| 2021 | 46° | 6° | 26° | — | — |
| 2020 | 43° | 9° | 26° | — | — |
| 2019 | 26° | -3° | 12° | — | — |
| 2018 | 31° | -1° | 15° | — | — |
| 2017 | 51° | 21° | 36° | — | — |
| 2016 | 52° | 16° | 34° | — | — |
| 2015 | 58° | 18° | 38° | — | — |
| 2014 | 33° | 13° | 23° | — | — |
| 2013 | 33° | -6° | 14° | 0.36" | 1.7" |
| 2012 | 36° | -1° | 18° | — | — |
| 2011 | 38° | 4° | 21° | — | — |
| 2010 | 40° | 14° | 27° | — | — |
| 2009 | 47° | 5° | 26° | — | — |
| 2008 | 37° | 9° | 23° | — | — |
| 2007 | 43° | 13° | 28° | — | — |
| 2006 | 43° | -1° | 21° | — | — |
| 2005 | 47° | 16° | 31° | — | — |
| 2004 | 37° | 16° | 26° | 0.1" | 0.5" |
| 2003 | 43° | 8° | 25° | — | — |
| 2002 | 41° | 17° | 29° | 0.03" | 0.2" |
| 2001 | 48° | 17° | 33° | — | — |
| 2000 | 58° | 15° | 36° | — | — |
| 1999 | 57° | 14° | 36° | — | — |
| 1998 | 43° | 13° | 28° | — | — |
| 1997 | 26° | -7° | 10° | 0.38" | 5" |
| 1996warmest | 57° | 38° | 47° | — | — |
| 1995 | 58° | 15° | 36° | — | — |
| 1994 | 41° | 13° | 27° | — | — |
| 1993 | 31° | 12° | 21° | 0.03" | — |
| 1992 | 38° | 3° | 20° | — | — |
| 1991 | 53° | 16° | 34° | — | — |
| 1990 | 45° | 2° | 23° | — | — |
| 1989 | 39° | 5° | 22° | — | — |
| 1988 | 35° | -7° | 14° | — | — |
| 1987 | 31° | -6° | 13° | — | — |
| 1986 | 44° | 12° | 28° | — | — |
| 1985 | 45° | 18° | 31° | — | — |
| 1984coldest | 33° | -14° | 10° | — | — |
| 1983 | 49° | 9° | 29° | — | — |
| 1982 | 57° | 12° | 35° | — | — |
| 1981 | 35° | 15° | 25° | 0.2" | 1.3" |
| 1980 | 47° | 15° | 31° | 0.3" | 1.2" |
| 1979 | 37° | 4° | 20° | 0.1" | 0.4" |
| 1978 | 46° | 3° | 25° | — | — |
| 1977 | 57° | 4° | 30° | — | — |
| 1976 | 30° | 1° | 16° | — | — |
| 1975 | 26° | 9° | 17° | 0.23" | 1.7" |
| 1974 | 30° | -5° | 13° | — | — |
| 1973 | 33° | 8° | 21° | — | — |
| 1972 | 56° | 16° | 36° | — | — |
| 1971 | 26° | -3° | 12° | 0.03" | 0.3" |
56 years of data from ALAMOSA 1E