Weather on March 5
Longmont, CO
55 Years of Data
Avg High
50°F
Avg Low
22°F
Warmest
1991
56°F avg
Coldest
2019
8°F avg
About This Date
March 5th in Longmont, CO typically brings cool spring weather, with average highs around 50°F and lows near 22°F — a 28°F daily swing. Over 56 years of records, the warmest March 5th was in 1991 (56°F average), while the coldest was 2019 (8°F) — a 48°F range across recorded history. Precipitation has occurred on 25% of recorded March 5th dates, with snow falling 14% of the time (heaviest snowfall: 6.5"). The last decade has been 6.2°F warmer on this date compared to 20-30 years ago.
The last decade has been 6.2°F warmer on this date compared to 20-30 years ago.
Planning for March 5th in Longmont, CO? Bring layers as temperatures can vary throughout the day.
Warming Trend
1.7°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 65° | 29° | 47° | — | — |
| 2025 | 48° | 21° | 35° | — | — |
| 2024 | 52° | 23° | 37° | — | — |
| 2023 | 43° | 21° | 32° | — | — |
| 2022 | 66° | 27° | 46° | 0.05" | — |
| 2021 | 48° | 28° | 38° | 0.03" | — |
| 2020 | 67° | 26° | 46° | — | — |
| 2019coldest | 18° | -3° | 8° | — | — |
| 2018 | 68° | 29° | 48° | — | — |
| 2017 | 64° | 40° | 52° | — | — |
| 2016 | 64° | 31° | 47° | — | — |
| 2015 | 37° | 4° | 20° | — | — |
| 2014 | 54° | 27° | 40° | 0.97" | 1" |
| 2013 | 39° | 10° | 25° | — | — |
| 2012 | 64° | 36° | 50° | — | — |
| 2011 | 53° | 22° | 37° | — | — |
| 2010 | 51° | 29° | 40° | — | — |
| 2009 | 66° | 39° | 53° | — | — |
| 2008 | 36° | 21° | 28° | 0.28" | 2.5" |
| 2007 | 56° | 32° | 44° | — | — |
| 2006 | 62° | 29° | 45° | — | — |
| 2005 | 60° | 29° | 44° | — | — |
| 2004 | 51° | 27° | 39° | 0.89" | 2.5" |
| 2003 | 20° | 15° | 17° | 0.08" | — |
| 2002 | 50° | 7° | 28° | — | — |
| 2001 | 54° | 15° | 34° | — | — |
| 2000 | 69° | 26° | 48° | — | — |
| 1999 | 50° | 21° | 36° | 1.14" | 1.2" |
| 1998 | 43° | 16° | 29° | 0.05" | — |
| 1997 | 32° | 3° | 18° | — | — |
| 1996 | 64° | 17° | 41° | — | — |
| 1995 | 55° | 25° | 40° | — | — |
| 1994 | 71° | 27° | 49° | — | — |
| 1993 | 48° | 19° | 34° | — | — |
| 1992 | 44° | 32° | 38° | 0.25" | — |
| 1991warmest | 67° | 46° | 56° | — | — |
| 1990 | 60° | 23° | 42° | — | — |
| 1989 | 22° | -2° | 10° | — | — |
| 1988 | 48° | 19° | 34° | — | — |
| 1987 | 65° | 28° | 46° | — | — |
| 1986 | 62° | 34° | 48° | — | — |
| 1985 | 45° | 11° | 28° | — | — |
| 1984 | 34° | 12° | 23° | — | — |
| 1983 | 49° | 31° | 40° | 3.15" | — |
| 1982 | 41° | 19° | 30° | 0.1" | 0.5" |
| 1981 | 42° | 16° | 29° | — | — |
| 1980 | 25° | 21° | 23° | — | — |
| 1979 | 50° | 18° | 34° | — | — |
| 1978 | 39° | 5° | 22° | — | — |
| 1977 | 40° | 17° | 28° | — | — |
| 1976 | 21° | -1° | 10° | 0.28" | 2" |
| 1975 | 64° | 22° | 43° | — | — |
| 1974 | 49° | 20° | 34° | — | — |
| 1973 | 43° | 26° | 34° | 0.15" | 1" |
| 1972 | 36° | 18° | 27° | — | — |
| 1971 | 54° | 28° | 41° | 1.35" | 6.5" |
56 years of data from LONGMONT 2 ESE