Weather on July 3
Longmont, CO
55 Years of Data
Avg High
90°F
Avg Low
55°F
Warmest
1999
86°F avg
Coldest
1972
54°F avg
About This Date
July 3rd in Longmont, CO typically brings hot summer weather, with average highs around 90°F and lows near 55°F — a 35°F daily swing. Over 55 years of records, the warmest July 3rd was in 1999 (86°F average), while the coldest was 1972 (54°F) — a 32°F range across recorded history. Rain or other precipitation has occurred on about 27% of July 3rd dates historically, with the wettest July 3rd recording 0.58" of rain. The last decade has been 1.6°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.6°F cooler on this date compared to 20-30 years ago.
Planning for July 3rd in Longmont, CO? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 96° | 58° | 77° | — | — |
| 2024 | 87° | 55° | 71° | — | — |
| 2023 | 90° | 52° | 71° | — | — |
| 2022 | 88° | 61° | 74° | — | — |
| 2021 | 86° | 57° | 72° | 0.05" | — |
| 2020 | 96° | 61° | 78° | — | — |
| 2019 | 85° | 58° | 71° | — | — |
| 2018 | 95° | 58° | 76° | — | — |
| 2017 | 90° | 55° | 72° | — | — |
| 2016 | 88° | 56° | 72° | 0.2" | — |
| 2015 | 84° | 54° | 69° | 0.25" | — |
| 2014 | 86° | 51° | 69° | — | — |
| 2013 | 88° | 51° | 69° | — | — |
| 2012 | 89° | 62° | 76° | 0.43" | — |
| 2011 | 92° | 52° | 72° | 0.03" | — |
| 2010 | 91° | 56° | 73° | 0.08" | — |
| 2009 | 85° | 60° | 72° | 0.03" | — |
| 2008 | 80° | 54° | 67° | — | — |
| 2007 | 96° | 59° | 78° | 0.56" | — |
| 2006 | 83° | 60° | 71° | — | — |
| 2005 | 89° | 56° | 72° | 0.08" | — |
| 2004 | 89° | 51° | 70° | 0.08" | — |
| 2003 | 97° | 58° | 77° | — | — |
| 2002 | 98° | 57° | 78° | — | — |
| 2001 | 101° | 49° | 75° | — | — |
| 2000 | 94° | 53° | 73° | — | — |
| 1999warmest | 98° | 74° | 86° | — | — |
| 1998 | 95° | 57° | 76° | — | — |
| 1997 | 82° | 50° | 66° | — | — |
| 1996 | 98° | 56° | 77° | — | — |
| 1995 | 83° | 54° | 68° | — | — |
| 1994 | 90° | 49° | 69° | — | — |
| 1993 | 96° | 57° | 77° | — | — |
| 1992 | 71° | 44° | 58° | 0.03" | — |
| 1991 | 85° | 57° | 71° | — | — |
| 1990 | 103° | 56° | 79° | — | — |
| 1989 | 96° | 54° | 75° | — | — |
| 1988 | 92° | 52° | 72° | — | — |
| 1987 | 87° | 54° | 70° | — | — |
| 1986 | 95° | 57° | 76° | — | — |
| 1985 | 91° | 53° | 72° | — | — |
| 1984 | 91° | 54° | 72° | 0.23" | — |
| 1983 | 92° | 59° | 75° | — | — |
| 1982 | 86° | 57° | 72° | — | — |
| 1981 | 79° | 58° | 68° | 0.33" | — |
| 1980 | 87° | 55° | 71° | — | — |
| 1979 | 91° | 56° | 73° | — | — |
| 1978 | 96° | 55° | 76° | — | — |
| 1977 | 99° | 59° | 79° | — | — |
| 1976 | 86° | 53° | 70° | 0.56" | — |
| 1975 | 98° | 63° | 80° | — | — |
| 1974 | 98° | 52° | 75° | — | — |
| 1973 | 86° | 56° | 71° | — | — |
| 1972coldest | 64° | 45° | 54° | 0.58" | — |
| 1971 | 89° | 52° | 70° | — | — |
55 years of data from LONGMONT 2 ESE