Weather on May 25
Longmont, CO
55 Years of Data
Avg High
73°F
Avg Low
45°F
Warmest
1977
69°F avg
Coldest
1995
43°F avg
About This Date
May 25th in Longmont, CO typically brings pleasant spring weather, with average highs around 73°F and lows near 45°F — a 28°F daily swing. Over 54 years of records, the warmest May 25th was in 1977 (69°F average), while the coldest was 1995 (43°F) — a 26°F range across recorded history. Rain or other precipitation has occurred on about 37% of May 25th dates historically, with the wettest May 25th recording 2.79" of rain. Temperatures on this date have remained relatively stable over the past several decades.
Temperatures on this date have remained relatively stable over the past several decades.
Planning for May 25th in Longmont, CO? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Cooling Trend
0.7°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 62° | 50° | 56° | 0.38" | — |
| 2024 | 74° | 43° | 58° | — | — |
| 2023 | 72° | 49° | 60° | 0.05" | — |
| 2022 | 56° | 37° | 46° | — | — |
| 2021 | 77° | 45° | 61° | — | — |
| 2020 | 61° | 40° | 50° | 1.78" | — |
| 2019 | 74° | 39° | 56° | — | — |
| 2018 | 86° | 50° | 68° | — | — |
| 2017 | 74° | 56° | 65° | — | — |
| 2016 | 72° | 42° | 57° | — | — |
| 2015 | 66° | 38° | 52° | 0.08" | — |
| 2014 | 69° | 46° | 58° | 1.02" | — |
| 2013 | 87° | 50° | 69° | — | — |
| 2012 | 70° | 45° | 57° | — | — |
| 2011 | 65° | 42° | 53° | — | — |
| 2010 | 71° | 45° | 58° | — | — |
| 2008 | 76° | 51° | 63° | — | — |
| 2007 | 79° | 38° | 58° | — | — |
| 2006 | 86° | 50° | 68° | — | — |
| 2005 | 74° | 45° | 59° | — | — |
| 2004 | 72° | 43° | 57° | 0.38" | — |
| 2003 | 75° | 54° | 64° | — | — |
| 2002 | 53° | 34° | 43° | 0.13" | — |
| 2001 | 79° | 33° | 56° | — | — |
| 2000 | 79° | 48° | 63° | 0.66" | — |
| 1999 | 73° | 48° | 61° | — | — |
| 1998 | 74° | 57° | 65° | 0.05" | — |
| 1997 | 71° | 45° | 58° | 0.18" | — |
| 1996 | 55° | 44° | 50° | 2.79" | — |
| 1995coldest | 48° | 38° | 43° | 0.89" | — |
| 1994 | 78° | 40° | 59° | — | — |
| 1993 | 60° | 43° | 51° | 0.64" | — |
| 1992 | 77° | 43° | 60° | 0.81" | — |
| 1991 | 70° | 45° | 57° | 0.13" | — |
| 1990 | 81° | 42° | 61° | — | — |
| 1989 | 79° | 49° | 64° | — | — |
| 1988 | 77° | 47° | 62° | — | — |
| 1987 | 61° | 43° | 52° | 1.24" | — |
| 1986 | 71° | 44° | 58° | — | — |
| 1985 | 83° | 47° | 65° | — | — |
| 1984 | 83° | 44° | 63° | 0.66" | — |
| 1983 | 85° | 49° | 67° | — | — |
| 1982 | 53° | 39° | 46° | 0.36" | — |
| 1981 | 77° | 47° | 62° | 0.1" | — |
| 1980 | 82° | 41° | 62° | — | — |
| 1979 | 77° | 51° | 64° | — | — |
| 1978 | 86° | 46° | 66° | — | — |
| 1977warmest | 86° | 52° | 69° | — | — |
| 1976 | 64° | 46° | 55° | — | — |
| 1975 | 78° | 45° | 61° | — | — |
| 1974 | 82° | 47° | 64° | — | — |
| 1973 | 66° | 47° | 56° | 0.1" | — |
| 1972 | 81° | 44° | 62° | — | — |
| 1971 | 74° | 41° | 57° | — | — |
54 years of data from LONGMONT 2 ESE