Weather on July 3
Boulder, CO
55 Years of Data
Avg High
88°F
Avg Low
57°F
Warmest
1999
82°F avg
Coldest
1972
51°F avg
About This Date
July 3rd in Boulder, CO typically brings warm summer weather, with average highs around 88°F and lows near 57°F — a 31°F daily swing. Over 55 years of records, the warmest July 3rd was in 1999 (82°F average), while the coldest was 1972 (51°F) — a 31°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 1.93" 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 July 3rd in Boulder, CO? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
0.5°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 95° | 61° | 78° | — | — |
| 2024 | 91° | 55° | 73° | — | — |
| 2023 | 90° | 59° | 74° | — | — |
| 2022 | 91° | 63° | 77° | — | — |
| 2021 | 84° | 59° | 72° | 0.1" | — |
| 2020 | 86° | 63° | 74° | — | — |
| 2019 | 90° | 61° | 75° | — | — |
| 2018 | 90° | 61° | 75° | — | — |
| 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 | 85° | 51° | 68° | — | — |
| 2003 | 94° | 57° | 75° | — | — |
| 2002 | 89° | 62° | 76° | — | — |
| 2001 | 90° | 58° | 74° | — | — |
| 2000 | 90° | 58° | 74° | 0.15" | — |
| 1999warmest | 95° | 70° | 82° | — | — |
| 1998 | 87° | 58° | 72° | — | — |
| 1997 | 76° | 52° | 64° | — | — |
| 1996 | 92° | 62° | 77° | — | — |
| 1995 | 69° | 54° | 61° | — | — |
| 1994 | 87° | 58° | 72° | 0.03" | — |
| 1993 | 88° | 63° | 75° | — | — |
| 1992 | 84° | 44° | 64° | — | — |
| 1991 | 81° | 55° | 68° | — | — |
| 1990 | 97° | 65° | 81° | — | — |
| 1989 | 96° | 59° | 78° | — | — |
| 1988 | 94° | 54° | 74° | — | — |
| 1987 | 87° | 52° | 69° | — | — |
| 1986 | 94° | 62° | 78° | — | — |
| 1985 | 93° | 62° | 78° | — | — |
| 1984 | 89° | 55° | 72° | — | — |
| 1983 | 84° | 57° | 71° | — | — |
| 1982 | 89° | 54° | 71° | — | — |
| 1981 | 78° | 57° | 68° | 0.13" | — |
| 1980 | 86° | 56° | 71° | — | — |
| 1979 | 89° | 57° | 73° | — | — |
| 1978 | 94° | 57° | 75° | — | — |
| 1977 | 94° | 61° | 77° | 0.05" | — |
| 1976 | 80° | 52° | 66° | 0.08" | — |
| 1975 | 89° | 60° | 75° | — | — |
| 1974 | 92° | 53° | 72° | — | — |
| 1973 | 94° | 59° | 76° | — | — |
| 1972coldest | 57° | 45° | 51° | 1.93" | — |
| 1971 | 90° | 55° | 72° | — | — |
55 years of data from BOULDER MUNI AP