Weather on June 26
Boise, ID
55 Years of Data
Avg High
87°F
Avg Low
56°F
Warmest
2002
84°F avg
Coldest
1976
55°F avg
About This Date
June 26th in Boise, ID typically brings warm summer weather, with average highs around 87°F and lows near 56°F — a 31°F daily swing. Over 55 years of records, the warmest June 26th was in 2002 (84°F average), while the coldest was 1976 (55°F) — a 29°F range across recorded history. Rain or other precipitation has occurred on about 13% of June 26th dates historically, with the wettest June 26th recording 1.55" of rain. The last decade has been 5.9°F warmer on this date compared to 20-30 years ago.
The last decade has been 5.9°F warmer on this date compared to 20-30 years ago.
Planning for June 26th in Boise, ID? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
1.7°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 89° | 63° | 76° | — | — |
| 2024 | 99° | 70° | 84° | 0.15" | — |
| 2023 | 83° | 57° | 70° | — | — |
| 2022 | 94° | 58° | 76° | — | — |
| 2021 | 95° | 65° | 80° | — | — |
| 2020 | 93° | 63° | 78° | — | — |
| 2019 | 89° | 55° | 72° | — | — |
| 2018 | 83° | 56° | 69° | — | — |
| 2017 | 96° | 65° | 80° | 0.33" | — |
| 2016 | 93° | 57° | 75° | — | — |
| 2015 | 101° | 64° | 82° | — | — |
| 2014 | 75° | 59° | 67° | 0.23" | — |
| 2013 | 87° | 59° | 73° | — | — |
| 2012 | 72° | 56° | 64° | — | — |
| 2011 | 81° | 50° | 65° | — | — |
| 2010 | 86° | 55° | 71° | — | — |
| 2009 | 83° | 57° | 70° | 0.05" | — |
| 2008 | 85° | 58° | 71° | — | — |
| 2007 | 89° | 49° | 69° | — | — |
| 2006 | 97° | 63° | 80° | — | — |
| 2005 | 81° | 58° | 69° | — | — |
| 2004 | 94° | 64° | 79° | 0.1" | — |
| 2003 | 86° | 55° | 71° | — | — |
| 2002warmest | 101° | 67° | 84° | — | — |
| 2001 | 89° | 57° | 73° | — | — |
| 2000 | 88° | 52° | 70° | — | — |
| 1999 | 78° | 47° | 62° | — | — |
| 1998 | 65° | 48° | 56° | — | — |
| 1997 | 87° | 58° | 72° | — | — |
| 1996 | 78° | 52° | 65° | 0.15" | — |
| 1995 | 96° | 60° | 78° | — | — |
| 1994 | 76° | 53° | 64° | — | — |
| 1993 | 99° | 62° | 80° | — | — |
| 1992 | 84° | 62° | 73° | — | — |
| 1991 | 74° | 45° | 59° | — | — |
| 1990 | 94° | 59° | 76° | — | — |
| 1989 | 93° | 61° | 77° | — | — |
| 1988 | 89° | 62° | 76° | — | — |
| 1987 | 97° | 57° | 77° | — | — |
| 1986 | 99° | 60° | 79° | — | — |
| 1985 | 80° | 49° | 64° | — | — |
| 1984 | 92° | 63° | 77° | — | — |
| 1983 | 87° | 51° | 69° | — | — |
| 1982 | 92° | 60° | 76° | — | — |
| 1981 | 92° | 57° | 74° | — | — |
| 1980 | 73° | 43° | 58° | — | — |
| 1979 | 94° | 58° | 76° | — | — |
| 1978 | 77° | 45° | 61° | — | — |
| 1977 | 92° | 57° | 74° | — | — |
| 1976coldest | 77° | 34° | 55° | — | — |
| 1975 | 76° | 49° | 62° | — | — |
| 1974 | 80° | 50° | 65° | — | — |
| 1973 | 93° | 59° | 76° | — | — |
| 1972 | 76° | 54° | 65° | — | — |
| 1971 | 60° | 54° | 57° | 1.55" | — |
55 years of data from BOISE AIR TERMINAL