Weather on March 1
Longmont, CO
55 Years of Data
Avg High
51°F
Avg Low
22°F
Warmest
2008
59°F avg
Coldest
1980
13°F avg
About This Date
March 1st in Longmont, CO typically brings cool spring weather, with average highs around 51°F and lows near 22°F — a 29°F daily swing. Over 56 years of records, the warmest March 1st was in 2008 (59°F average), while the coldest was 1980 (13°F) — a 46°F range across recorded history. Precipitation has occurred on 13% of recorded March 1st dates, with snow falling 7% of the time (heaviest snowfall: 5"). The last decade has been 10.0°F warmer on this date compared to 20-30 years ago.
The last decade has been 10.0°F warmer on this date compared to 20-30 years ago.
Planning for March 1st in Longmont, CO? Bring layers as temperatures can vary throughout the day.
Warming Trend
0.8°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 73° | 35° | 54° | — | — |
| 2025 | 68° | 27° | 47° | — | — |
| 2024 | 66° | 30° | 48° | — | — |
| 2023 | 51° | 21° | 36° | — | — |
| 2022 | 61° | 29° | 45° | — | — |
| 2021 | 41° | 15° | 28° | — | — |
| 2020 | 59° | 32° | 46° | — | — |
| 2019 | 52° | 22° | 37° | — | — |
| 2018 | 51° | 22° | 36° | — | — |
| 2017 | 45° | 21° | 33° | — | — |
| 2016 | 57° | 26° | 42° | — | — |
| 2015 | 26° | 12° | 19° | — | — |
| 2014 | 39° | 11° | 25° | 0.56" | 4.6" |
| 2013 | 45° | 21° | 33° | — | — |
| 2012 | 46° | 31° | 38° | — | — |
| 2011 | 62° | 27° | 44° | — | — |
| 2010 | 45° | 28° | 36° | 0.05" | 0.4" |
| 2009 | 68° | 23° | 46° | — | — |
| 2008warmest | 73° | 44° | 59° | — | — |
| 2007 | 36° | 16° | 26° | — | — |
| 2006 | 63° | 45° | 54° | — | — |
| 2005 | 51° | 26° | 39° | — | — |
| 2004 | 60° | 26° | 43° | — | — |
| 2003 | 31° | 15° | 23° | — | — |
| 2002 | 50° | 2° | 26° | 1.3" | 5" |
| 2001 | 40° | 13° | 26° | — | — |
| 2000 | 60° | 22° | 41° | — | — |
| 1999 | 68° | 23° | 46° | — | — |
| 1998 | 42° | 7° | 24° | — | — |
| 1997 | 32° | 4° | 18° | 0.15" | 1.2" |
| 1996 | 43° | 8° | 25° | — | — |
| 1995 | 21° | 12° | 17° | 0.13" | — |
| 1994 | 51° | 19° | 35° | 1.32" | — |
| 1993 | 52° | 23° | 37° | — | — |
| 1992 | 73° | 28° | 51° | — | — |
| 1991 | 55° | 31° | 43° | — | — |
| 1990 | 35° | 18° | 26° | — | — |
| 1989 | 25° | 14° | 19° | — | — |
| 1988 | 62° | 25° | 43° | — | — |
| 1987 | 43° | 12° | 27° | — | — |
| 1986 | 75° | 26° | 51° | — | — |
| 1985 | 59° | 24° | 42° | — | — |
| 1984 | 50° | 21° | 36° | — | — |
| 1983 | 64° | 27° | 45° | — | — |
| 1982 | 64° | 24° | 44° | — | — |
| 1981 | 52° | 27° | 39° | — | — |
| 1980coldest | 29° | -3° | 13° | 0.23" | — |
| 1979 | 51° | 26° | 39° | — | — |
| 1978 | 41° | 22° | 31° | — | — |
| 1977 | 54° | 18° | 36° | — | — |
| 1976 | 42° | 24° | 33° | — | — |
| 1975 | 62° | 24° | 43° | — | — |
| 1974 | 57° | 29° | 43° | — | — |
| 1973 | 55° | 26° | 41° | — | — |
| 1972 | 67° | 30° | 48° | — | — |
| 1971 | 38° | 11° | 24° | — | — |
56 years of data from LONGMONT 2 ESE