Weather on August 5
Boise, ID
55 Years of Data
Avg High
94°F
Avg Low
62°F
Warmest
1971
89°F avg
Coldest
1996
65°F avg
About This Date
August 5th in Boise, ID typically brings hot summer weather, with average highs around 94°F and lows near 62°F — a 32°F daily swing. Over 55 years of records, the warmest August 5th was in 1971 (89°F average), while the coldest was 1996 (65°F) — a 24°F range across recorded history. Rain or other precipitation has occurred on about 9% of August 5th dates historically. The last decade has been 2.4°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.4°F warmer on this date compared to 20-30 years ago.
Planning for August 5th in Boise, ID? 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 | 90° | 58° | 74° | — | — |
| 2024 | 101° | 74° | 87° | — | — |
| 2023 | 89° | 60° | 75° | — | — |
| 2022 | 93° | 68° | 81° | — | — |
| 2021 | 97° | 71° | 84° | — | — |
| 2020 | 98° | 62° | 80° | — | — |
| 2019 | 100° | 65° | 82° | — | — |
| 2018 | 90° | 60° | 75° | — | — |
| 2017 | 93° | 60° | 77° | — | — |
| 2016 | 97° | 67° | 82° | — | — |
| 2015 | 85° | 67° | 76° | 0.18" | — |
| 2014 | 88° | 68° | 78° | — | — |
| 2013 | 97° | 62° | 79° | — | — |
| 2012 | 100° | 66° | 83° | — | — |
| 2011 | 93° | 67° | 80° | — | — |
| 2010 | 101° | 68° | 84° | — | — |
| 2009 | 95° | 68° | 82° | 0.03" | — |
| 2008 | 96° | 63° | 79° | — | — |
| 2007 | 90° | 60° | 75° | — | — |
| 2006 | 93° | 60° | 77° | — | — |
| 2005 | 105° | 69° | 87° | — | — |
| 2004 | 90° | 62° | 76° | — | — |
| 2003 | 98° | 62° | 80° | 0.03" | — |
| 2002 | 78° | 52° | 65° | — | — |
| 2001 | 98° | 56° | 77° | — | — |
| 2000 | 95° | 63° | 79° | — | — |
| 1999 | 92° | 66° | 79° | — | — |
| 1998 | 105° | 72° | 88° | — | — |
| 1997 | 92° | 63° | 77° | — | — |
| 1996coldest | 76° | 54° | 65° | — | — |
| 1995 | 99° | 61° | 80° | 0.05" | — |
| 1994 | 96° | 64° | 80° | — | — |
| 1993 | 91° | 65° | 78° | — | — |
| 1992 | 92° | 54° | 73° | — | — |
| 1991 | 95° | 68° | 82° | — | — |
| 1990 | 106° | 62° | 84° | — | — |
| 1989 | 93° | 54° | 73° | — | — |
| 1988 | 98° | 64° | 81° | — | — |
| 1987 | 90° | 58° | 74° | — | — |
| 1986 | 96° | 57° | 77° | — | — |
| 1985 | 88° | 59° | 73° | — | — |
| 1984 | 95° | 65° | 80° | — | — |
| 1983 | 98° | 66° | 82° | — | — |
| 1982 | 92° | 54° | 73° | — | — |
| 1981 | 93° | 53° | 73° | — | — |
| 1980 | 87° | 50° | 69° | — | — |
| 1979 | 92° | 54° | 73° | — | — |
| 1978 | 97° | 69° | 83° | — | — |
| 1977 | 91° | 61° | 76° | 0.05" | — |
| 1976 | 83° | 50° | 66° | — | — |
| 1975 | 97° | 65° | 81° | — | — |
| 1974 | 97° | 67° | 82° | — | — |
| 1973 | 92° | 65° | 78° | — | — |
| 1972 | 98° | 61° | 79° | — | — |
| 1971warmest | 100° | 77° | 89° | — | — |
55 years of data from BOISE AIR TERMINAL