Weather on June 11
Boulder, CO
55 Years of Data
Avg High
81°F
Avg Low
51°F
Warmest
2022
81°F avg
Coldest
1975
52°F avg
About This Date
June 11th in Boulder, CO typically brings warm summer weather, with average highs around 81°F and lows near 51°F — a 30°F daily swing. Over 55 years of records, the warmest June 11th was in 2022 (81°F average), while the coldest was 1975 (52°F) — a 29°F range across recorded history. Rain or other precipitation has occurred on about 15% of June 11th dates historically, with the wettest June 11th recording 2.57" of rain. The last decade has been 5.4°F warmer on this date compared to 20-30 years ago.
The last decade has been 5.4°F warmer on this date compared to 20-30 years ago.
Planning for June 11th in Boulder, CO? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
0.6°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 84° | 61° | 72° | — | — |
| 2024 | 88° | 57° | 72° | — | — |
| 2023 | 63° | 50° | 56° | — | — |
| 2022warmest | 99° | 63° | 81° | — | — |
| 2021 | 79° | 57° | 68° | — | — |
| 2020 | 81° | 54° | 67° | — | — |
| 2019 | 77° | 48° | 63° | — | — |
| 2018 | 82° | 61° | 71° | — | — |
| 2017 | 81° | 58° | 69° | — | — |
| 2016 | 92° | 55° | 73° | — | — |
| 2015 | 72° | 54° | 63° | 0.51" | — |
| 2014 | 84° | 57° | 71° | 0.05" | — |
| 2013 | 98° | 58° | 78° | — | — |
| 2012 | 78° | 50° | 64° | — | — |
| 2011 | 77° | 46° | 62° | — | — |
| 2010 | 72° | 56° | 64° | 2.57" | — |
| 2009 | 70° | 48° | 59° | 0.05" | — |
| 2008 | 87° | 44° | 66° | — | — |
| 2007 | 87° | 53° | 70° | — | — |
| 2006 | 91° | 52° | 71° | — | — |
| 2005 | 70° | 39° | 54° | — | — |
| 2004 | 75° | 48° | 62° | — | — |
| 2003 | 82° | 53° | 68° | — | — |
| 2002 | 79° | 46° | 62° | — | — |
| 2001 | 91° | 59° | 75° | — | — |
| 2000 | 84° | 49° | 66° | — | — |
| 1999 | 72° | 42° | 57° | 0.18" | — |
| 1998 | 75° | 44° | 60° | 0.08" | — |
| 1997 | 81° | 49° | 65° | — | — |
| 1996 | 86° | 52° | 69° | — | — |
| 1995 | 74° | 40° | 57° | — | — |
| 1994 | 84° | 44° | 64° | — | — |
| 1993 | 83° | 53° | 68° | — | — |
| 1992 | 76° | 48° | 62° | — | — |
| 1991 | 80° | 48° | 64° | — | — |
| 1990 | 89° | 55° | 72° | 0.2" | — |
| 1989 | 80° | 51° | 66° | — | — |
| 1988 | 84° | 55° | 70° | — | — |
| 1987 | 86° | 53° | 70° | — | — |
| 1986 | 81° | 42° | 61° | — | — |
| 1985 | 68° | 49° | 58° | — | — |
| 1984 | 79° | 46° | 62° | — | — |
| 1983 | 84° | 52° | 68° | — | — |
| 1982 | 71° | 50° | 61° | — | — |
| 1981 | 82° | 53° | 68° | — | — |
| 1980 | 93° | 52° | 72° | — | — |
| 1979 | 74° | 46° | 60° | — | — |
| 1978 | 86° | 50° | 68° | — | — |
| 1977 | 85° | 56° | 70° | 0.28" | — |
| 1976 | 88° | 54° | 71° | — | — |
| 1975coldest | 69° | 36° | 52° | — | — |
| 1974 | 78° | 49° | 63° | — | — |
| 1973 | 87° | 58° | 72° | — | — |
| 1972 | 86° | 57° | 72° | — | — |
| 1971 | 78° | 49° | 63° | — | — |
55 years of data from BOULDER MUNI AP