Weather on August 16
Boise, ID
55 Years of Data
Avg High
89°F
Avg Low
59°F
Warmest
2023
88°F avg
Coldest
1993
57°F avg
About This Date
August 16th in Boise, ID typically brings warm summer weather, with average highs around 89°F and lows near 59°F — a 30°F daily swing. Over 55 years of records, the warmest August 16th was in 2023 (88°F average), while the coldest was 1993 (57°F) — a 31°F range across recorded history. Rain or other precipitation has occurred on about 11% of August 16th dates historically, with the wettest August 16th recording 0.58" of rain. The last decade has been 4.0°F warmer on this date compared to 20-30 years ago.
The last decade has been 4.0°F warmer on this date compared to 20-30 years ago.
Planning for August 16th in Boise, ID? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
1.8°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 87° | 64° | 76° | 0.05" | — |
| 2024 | 88° | 59° | 73° | — | — |
| 2023warmest | 105° | 71° | 88° | — | — |
| 2022 | 102° | 65° | 83° | — | — |
| 2021 | 97° | 68° | 82° | — | — |
| 2020 | 103° | 69° | 86° | — | — |
| 2019 | 87° | 57° | 72° | — | — |
| 2018 | 99° | 71° | 85° | — | — |
| 2017 | 89° | 58° | 73° | — | — |
| 2016 | 98° | 62° | 80° | — | — |
| 2015 | 87° | 57° | 72° | — | — |
| 2014 | 91° | 60° | 76° | — | — |
| 2013 | 97° | 62° | 79° | — | — |
| 2012 | 94° | 62° | 78° | — | — |
| 2011 | 90° | 54° | 72° | — | — |
| 2010 | 94° | 61° | 77° | — | — |
| 2009 | 79° | 51° | 65° | — | — |
| 2008 | 95° | 67° | 81° | — | — |
| 2007 | 99° | 72° | 85° | — | — |
| 2006 | 88° | 58° | 73° | — | — |
| 2005 | 92° | 64° | 78° | — | — |
| 2004 | 91° | 68° | 80° | 0.28" | — |
| 2003 | 87° | 65° | 76° | — | — |
| 2002 | 88° | 60° | 74° | — | — |
| 2001 | 99° | 69° | 84° | — | — |
| 2000 | 92° | 53° | 72° | — | — |
| 1999 | 89° | 54° | 71° | — | — |
| 1998 | 86° | 61° | 73° | — | — |
| 1997 | 83° | 54° | 68° | — | — |
| 1996 | 97° | 68° | 82° | — | — |
| 1995 | 81° | 55° | 68° | 0.1" | — |
| 1994 | 93° | 54° | 73° | — | — |
| 1993coldest | 67° | 47° | 57° | 0.05" | — |
| 1992 | 85° | 71° | 78° | — | — |
| 1991 | 84° | 60° | 72° | 0.05" | — |
| 1990 | 88° | 61° | 74° | — | — |
| 1989 | 82° | 45° | 63° | — | — |
| 1988 | 89° | 51° | 70° | — | — |
| 1987 | 75° | 46° | 61° | — | — |
| 1986 | 88° | 58° | 73° | — | — |
| 1985 | 82° | 51° | 67° | — | — |
| 1984 | 91° | 70° | 80° | — | — |
| 1983 | 90° | 60° | 75° | — | — |
| 1982 | 92° | 54° | 73° | — | — |
| 1981 | 97° | 62° | 79° | — | — |
| 1980 | 82° | 52° | 67° | — | — |
| 1979 | 85° | 58° | 71° | — | — |
| 1978 | 70° | 49° | 59° | — | — |
| 1977 | 97° | 61° | 79° | — | — |
| 1976 | 68° | 49° | 58° | 0.58" | — |
| 1975 | 92° | 66° | 79° | — | — |
| 1974 | 91° | 53° | 72° | — | — |
| 1973 | 93° | 55° | 74° | — | — |
| 1972 | 86° | 52° | 69° | — | — |
| 1971 | 94° | 67° | 80° | — | — |
55 years of data from BOISE AIR TERMINAL