Weather on February 20
Longmont, CO
55 Years of Data
Avg High
48°F
Avg Low
21°F
Warmest
1981
56°F avg
Coldest
2018
5°F avg
About This Date
February 20th in Longmont, CO typically brings chilly winter weather, with average highs around 48°F and lows near 21°F — a 27°F daily swing. Over 56 years of records, the warmest February 20th was in 1981 (56°F average), while the coldest was 2018 (5°F) — a 51°F range across recorded history. Precipitation has occurred on 21% of recorded February 20th dates, with snow falling 18% of the time (heaviest snowfall: 6.8"). The last decade has been 7.9°F cooler on this date compared to 20-30 years ago.
The last decade has been 7.9°F cooler on this date compared to 20-30 years ago.
Planning for February 20th in Longmont, CO? Bring layers as temperatures can vary throughout the day.
Cooling Trend
1.2°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 39° | 10° | 25° | — | — |
| 2025 | 19° | -1° | 9° | — | — |
| 2024 | 59° | 30° | 45° | — | — |
| 2023 | 49° | 38° | 43° | — | — |
| 2022 | 58° | 22° | 40° | — | — |
| 2021 | 44° | 9° | 26° | — | — |
| 2020 | 32° | 1° | 17° | 0.08" | 1.4" |
| 2019 | 22° | 6° | 14° | 0.05" | 0.1" |
| 2018coldest | 15° | -5° | 5° | 1.22" | 6.8" |
| 2017 | 62° | 33° | 48° | — | — |
| 2016 | 64° | 36° | 50° | — | — |
| 2015 | 52° | 28° | 40° | — | — |
| 2014 | 53° | 25° | 39° | 0.03" | 0.1" |
| 2013 | 37° | 17° | 27° | 0.03" | 0.2" |
| 2012 | 42° | 27° | 34° | — | — |
| 2011 | 53° | 33° | 43° | — | — |
| 2010 | 30° | 22° | 26° | 0.3" | 1.2" |
| 2009 | 54° | 29° | 41° | — | — |
| 2008 | 46° | 24° | 35° | — | — |
| 2007 | 54° | 27° | 40° | — | — |
| 2006 | 39° | 7° | 23° | — | — |
| 2005 | 56° | 33° | 44° | — | — |
| 2004 | 48° | 29° | 38° | 0.13" | — |
| 2003 | 51° | 18° | 34° | — | — |
| 2002 | 56° | 19° | 37° | — | — |
| 2001 | 50° | 20° | 35° | — | — |
| 2000 | 57° | 20° | 38° | — | — |
| 1999 | 55° | 15° | 35° | — | — |
| 1998 | 44° | 19° | 32° | — | — |
| 1997 | 51° | 18° | 34° | — | — |
| 1996 | 62° | 29° | 45° | — | — |
| 1995 | 57° | 29° | 43° | — | — |
| 1994 | 46° | 20° | 33° | — | — |
| 1993 | 59° | 21° | 40° | — | — |
| 1992 | 58° | 21° | 39° | — | — |
| 1991 | 52° | 23° | 37° | — | — |
| 1990 | 37° | 16° | 26° | — | — |
| 1989 | 39° | 23° | 31° | 0.08" | — |
| 1988 | 45° | 20° | 32° | — | — |
| 1987 | 35° | 24° | 30° | 1.07" | 5" |
| 1986 | 28° | 18° | 23° | 0.36" | 1.3" |
| 1985 | 61° | 21° | 41° | — | — |
| 1984 | 36° | 15° | 25° | — | — |
| 1983 | 55° | 22° | 38° | — | — |
| 1982 | 71° | 19° | 45° | — | — |
| 1981warmest | 69° | 43° | 56° | — | — |
| 1980 | 56° | 28° | 42° | — | — |
| 1979 | 53° | 30° | 42° | — | — |
| 1978 | 39° | 16° | 27° | — | — |
| 1977 | 58° | 22° | 40° | — | — |
| 1976 | 56° | 24° | 40° | 0.36" | 2" |
| 1975 | 39° | 10° | 25° | — | — |
| 1974 | 51° | 22° | 36° | — | — |
| 1973 | 39° | 11° | 25° | — | — |
| 1972 | 67° | 24° | 45° | — | — |
| 1971 | 48° | 22° | 35° | 0.76" | 6" |
56 years of data from LONGMONT 2 ESE