Weather on August 8
Boise, ID
55 Years of Data
Avg High
91°F
Avg Low
60°F
Warmest
2005
87°F avg
Coldest
1995
57°F avg
About This Date
August 8th in Boise, ID typically brings hot summer weather, with average highs around 91°F and lows near 60°F — a 31°F daily swing. Over 55 years of records, the warmest August 8th was in 2005 (87°F average), while the coldest was 1995 (57°F) — a 30°F range across recorded history. Rain or other precipitation has occurred on about 9% of August 8th dates historically, with the wettest August 8th recording 0.66" 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 August 8th in Boise, ID? 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 | 80° | 51° | 66° | — | — |
| 2024 | 98° | 67° | 82° | — | — |
| 2023 | 83° | 56° | 69° | — | — |
| 2022 | 104° | 67° | 85° | — | — |
| 2021 | 87° | 65° | 76° | — | — |
| 2020 | 90° | 54° | 72° | — | — |
| 2019 | 87° | 72° | 79° | — | — |
| 2018 | 102° | 67° | 84° | — | — |
| 2017 | 94° | 66° | 80° | — | — |
| 2016 | 85° | 57° | 71° | — | — |
| 2015 | 87° | 62° | 75° | — | — |
| 2014 | 92° | 64° | 78° | — | — |
| 2013 | 94° | 67° | 80° | 0.03" | — |
| 2012 | 97° | 71° | 84° | — | — |
| 2011 | 95° | 64° | 80° | — | — |
| 2010 | 91° | 61° | 76° | — | — |
| 2009 | 73° | 52° | 62° | 0.66" | — |
| 2008 | 96° | 70° | 83° | — | — |
| 2007 | 90° | 56° | 73° | — | — |
| 2006 | 92° | 65° | 78° | 0.05" | — |
| 2005warmest | 99° | 75° | 87° | — | — |
| 2004 | 87° | 53° | 70° | — | — |
| 2003 | 94° | 63° | 78° | — | — |
| 2002 | 77° | 48° | 63° | — | — |
| 2001 | 101° | 66° | 83° | — | — |
| 2000 | 100° | 64° | 82° | — | — |
| 1999 | 90° | 56° | 73° | — | — |
| 1998 | 93° | 57° | 75° | — | — |
| 1997 | 87° | 58° | 72° | — | — |
| 1996 | 96° | 57° | 77° | — | — |
| 1995coldest | 74° | 40° | 57° | — | — |
| 1994 | 91° | 62° | 77° | — | — |
| 1993 | 90° | 58° | 74° | 0.05" | — |
| 1992 | 87° | 59° | 73° | — | — |
| 1991 | 98° | 62° | 80° | — | — |
| 1990 | 107° | 65° | 86° | — | — |
| 1989 | 89° | 70° | 79° | — | — |
| 1988 | 89° | 50° | 70° | — | — |
| 1987 | 96° | 61° | 78° | — | — |
| 1986 | 94° | 60° | 77° | — | — |
| 1985 | 70° | 50° | 60° | — | — |
| 1984 | 93° | 56° | 74° | — | — |
| 1983 | 96° | 68° | 82° | — | — |
| 1982 | 92° | 69° | 80° | 0.03" | — |
| 1981 | 95° | 55° | 75° | — | — |
| 1980 | 91° | 56° | 73° | — | — |
| 1979 | 87° | 65° | 76° | — | — |
| 1978 | 98° | 56° | 77° | — | — |
| 1977 | 86° | 59° | 73° | — | — |
| 1976 | 75° | 49° | 62° | — | — |
| 1975 | 87° | 57° | 72° | — | — |
| 1974 | 80° | 46° | 63° | — | — |
| 1973 | 94° | 58° | 76° | — | — |
| 1972 | 101° | 60° | 80° | — | — |
| 1971 | 99° | 68° | 83° | — | — |
55 years of data from BOISE AIR TERMINAL