Weather on May 29
Longmont, CO
55 Years of Data
Avg High
76°F
Avg Low
47°F
Warmest
2000
73°F avg
Coldest
1975
42°F avg
About This Date
May 29th in Longmont, CO typically brings pleasant spring weather, with average highs around 76°F and lows near 47°F — a 29°F daily swing. Over 54 years of records, the warmest May 29th was in 2000 (73°F average), while the coldest was 1975 (42°F) — a 31°F range across recorded history. Rain or other precipitation has occurred on about 41% of May 29th dates historically, with the wettest May 29th recording 4.17" of rain. The last decade has been 2.0°F cooler on this date compared to 20-30 years ago.
The last decade has been 2.0°F cooler on this date compared to 20-30 years ago.
Planning for May 29th in Longmont, CO? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 68° | 49° | 58° | 1.14" | — |
| 2024 | 83° | 50° | 66° | — | — |
| 2023 | 78° | 49° | 63° | 0.05" | — |
| 2022 | 83° | 51° | 67° | — | — |
| 2021 | 81° | 51° | 66° | — | — |
| 2020 | 76° | 53° | 64° | — | — |
| 2019 | 60° | 40° | 50° | 0.25" | — |
| 2018 | 68° | 50° | 59° | 0.48" | — |
| 2017 | 68° | 43° | 55° | 0.05" | — |
| 2016 | 78° | 42° | 60° | 0.2" | — |
| 2015 | 71° | 45° | 58° | 0.08" | — |
| 2014 | 85° | 50° | 67° | — | — |
| 2013 | 76° | 47° | 61° | 0.46" | — |
| 2012 | 78° | 41° | 60° | — | — |
| 2011 | 70° | 52° | 61° | — | — |
| 2010 | 87° | 54° | 70° | 0.84" | — |
| 2008 | 80° | 49° | 64° | — | — |
| 2007 | 76° | 48° | 62° | 0.86" | — |
| 2006 | 73° | 43° | 58° | — | — |
| 2005 | 73° | 49° | 61° | 0.03" | — |
| 2004 | 87° | 51° | 69° | — | — |
| 2003 | 84° | 58° | 71° | — | — |
| 2002 | 87° | 43° | 65° | — | — |
| 2001 | 74° | 46° | 60° | 0.05" | — |
| 2000warmest | 94° | 53° | 73° | — | — |
| 1999 | 79° | 47° | 63° | — | — |
| 1998 | 88° | 47° | 67° | — | — |
| 1997 | 70° | 41° | 55° | — | — |
| 1996 | 50° | 37° | 44° | 0.1" | — |
| 1995 | 60° | 46° | 53° | 2.31" | — |
| 1994 | 74° | 43° | 58° | — | — |
| 1993 | 78° | 51° | 65° | — | — |
| 1992 | 57° | 35° | 46° | — | — |
| 1991 | 78° | 47° | 62° | 0.3" | — |
| 1990 | 80° | 41° | 61° | — | — |
| 1989 | 93° | 45° | 69° | — | — |
| 1988 | 87° | 46° | 67° | — | — |
| 1987 | 74° | 51° | 62° | — | — |
| 1986 | 63° | 48° | 55° | 0.38" | — |
| 1985 | 84° | 53° | 69° | — | — |
| 1984 | 78° | 42° | 60° | — | — |
| 1983 | 82° | 49° | 65° | — | — |
| 1982 | 86° | 49° | 67° | — | — |
| 1981 | 73° | 52° | 62° | 0.53" | — |
| 1980 | 82° | 44° | 63° | — | — |
| 1979 | 85° | 50° | 67° | — | — |
| 1978 | 71° | 42° | 57° | 0.23" | — |
| 1977 | 67° | 46° | 56° | 0.97" | — |
| 1976 | 87° | 47° | 67° | — | — |
| 1975coldest | 48° | 35° | 42° | 4.17" | — |
| 1974 | 92° | 52° | 72° | — | — |
| 1973 | 73° | 45° | 59° | — | — |
| 1972 | 68° | 47° | 57° | 0.05" | — |
| 1971 | 81° | 51° | 66° | 0.03" | — |
54 years of data from LONGMONT 2 ESE