Weather on February 21
Arvada, CO
55 Years of Data
Avg High
48°F
Avg Low
20°F
Warmest
1982
52°F avg
Coldest
2018
5°F avg
About This Date
February 21st in Arvada, CO typically brings chilly winter weather, with average highs around 48°F and lows near 20°F — a 28°F daily swing. Over 56 years of records, the warmest February 21st was in 1982 (52°F average), while the coldest was 2018 (5°F) — a 47°F range across recorded history. Precipitation has occurred on 14% of recorded February 21st dates, with snow falling 14% of the time (heaviest snowfall: 10"). The last decade has been 5.4°F cooler on this date compared to 20-30 years ago.
The last decade has been 5.4°F cooler on this date compared to 20-30 years ago.
Planning for February 21st in Arvada, CO? Bring layers as temperatures can vary throughout the day.
Cooling Trend
1.0°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 41° | 10° | 26° | — | — |
| 2025 | 29° | 11° | 20° | 1.78" | 10" |
| 2024 | 66° | 31° | 48° | — | — |
| 2023 | 50° | 25° | 37° | — | — |
| 2022 | 63° | 30° | 46° | — | — |
| 2021 | 54° | 15° | 34° | 0.25" | 1" |
| 2020 | 34° | -5° | 14° | — | — |
| 2019 | 35° | 1° | 18° | — | — |
| 2018coldest | 18° | -7° | 5° | — | — |
| 2017 | 66° | 29° | 47° | — | — |
| 2016 | 63° | 21° | 42° | — | — |
| 2015 | 52° | 29° | 40° | 0.1" | 0.5" |
| 2014 | 39° | 23° | 31° | — | — |
| 2013 | 35° | 15° | 25° | 0.79" | 6" |
| 2012 | 51° | 20° | 35° | — | — |
| 2011 | 37° | 16° | 26° | — | — |
| 2010 | 22° | 6° | 14° | — | — |
| 2009 | 43° | 8° | 25° | — | — |
| 2008 | 41° | 23° | 32° | — | — |
| 2007 | 57° | 25° | 41° | — | — |
| 2006 | 34° | 15° | 24° | — | — |
| 2005 | 46° | 27° | 36° | — | — |
| 2004 | 47° | 19° | 33° | — | — |
| 2003 | 41° | 21° | 31° | — | — |
| 2002 | 52° | 23° | 37° | — | — |
| 2001 | 50° | 29° | 39° | — | — |
| 2000 | 64° | 17° | 41° | — | — |
| 1999 | 45° | 15° | 30° | — | — |
| 1998 | 49° | 19° | 34° | — | — |
| 1997 | 47° | 9° | 28° | 1.09" | 5" |
| 1996 | 66° | 35° | 51° | — | — |
| 1995 | 70° | 35° | 52° | — | — |
| 1994 | 47° | 17° | 32° | — | — |
| 1993 | 58° | 20° | 39° | — | — |
| 1992 | 62° | 34° | 48° | — | — |
| 1991 | 64° | 33° | 49° | — | — |
| 1990 | 39° | 20° | 29° | — | — |
| 1989 | 34° | 20° | 27° | — | — |
| 1988 | 52° | 33° | 42° | — | — |
| 1987 | 37° | 6° | 22° | — | — |
| 1986 | 30° | 16° | 23° | 0.05" | 1" |
| 1985 | 63° | 29° | 46° | — | — |
| 1984 | 50° | 17° | 34° | — | — |
| 1983 | 47° | 25° | 36° | — | — |
| 1982warmest | 67° | 37° | 52° | — | — |
| 1981 | 70° | 18° | 44° | 0.89" | 4" |
| 1980 | 50° | 29° | 39° | — | — |
| 1979 | 43° | 23° | 33° | — | — |
| 1978 | 51° | 19° | 35° | — | — |
| 1977 | 68° | 18° | 43° | — | — |
| 1976 | 37° | 7° | 22° | — | — |
| 1975 | 42° | 15° | 29° | — | — |
| 1974 | 36° | 13° | 24° | — | — |
| 1973 | 50° | 21° | 36° | — | — |
| 1972 | 54° | 32° | 43° | — | — |
| 1971 | 22° | 12° | 17° | 0.76" | 6" |
56 years of data from WATERTON NORTH COLORADO