Weather on August 27
Boise, ID
55 Years of Data
About This Date
August 27th in Boise, ID typically brings warm summer weather, with average highs around 87°F and lows near 57°F — a 30°F daily swing. Over 55 years of records, the warmest August 27th was in 1986 (81°F average), while the coldest was 1977 (56°F) — a 25°F range across recorded history. Rain or other precipitation has occurred on about 4% of August 27th dates historically. 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 27th in Boise, ID? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 77° | 64° | 71° | — | — |
| 2024 | 93° | 63° | 78° | — | — |
| 2023 | 93° | 65° | 79° | — | — |
| 2022 | 86° | 64° | 75° | — | — |
| 2021 | 80° | 54° | 67° | — | — |
| 2020 | 88° | 65° | 76° | — | — |
| 2019 | 89° | 53° | 71° | — | — |
| 2018 | 73° | 52° | 62° | 0.03" | — |
| 2017 | 99° | 62° | 80° | — | — |
| 2016 | 90° | 57° | 73° | — | — |
| 2015 | 93° | 70° | 81° | — | — |
| 2014 | 89° | 61° | 75° | — | — |
| 2013 | 92° | 63° | 77° | — | — |
| 2012 | 92° | 66° | 79° | — | — |
| 2011 | 94° | 66° | 80° | — | — |
| 2010 | 77° | 53° | 65° | — | — |
| 2009 | 101° | 62° | 81° | — | — |
| 2008 | 83° | 53° | 68° | — | — |
| 2007 | 84° | 53° | 69° | — | — |
| 2006 | 90° | 61° | 75° | — | — |
| 2005 | 93° | 59° | 76° | — | — |
| 2004 | 75° | 46° | 61° | — | — |
| 2003 | 89° | 62° | 76° | — | — |
| 2002 | 79° | 53° | 66° | 0.08" | — |
| 2001 | 96° | 61° | 78° | — | — |
| 2000 | 89° | 54° | 71° | — | — |
| 1999 | 95° | 65° | 80° | — | — |
| 1998 | 91° | 59° | 75° | — | — |
| 1997 | 86° | 54° | 70° | — | — |
| 1996 | 83° | 62° | 72° | — | — |
| 1995 | 90° | 47° | 68° | — | — |
| 1994 | 92° | 61° | 76° | — | — |
| 1993 | 83° | 47° | 65° | — | — |
| 1992 | 90° | 50° | 70° | — | — |
| 1991 | 87° | 66° | 77° | — | — |
| 1990 | 85° | 53° | 69° | — | — |
| 1989 | 77° | 51° | 64° | — | — |
| 1988 | 85° | 51° | 68° | — | — |
| 1987 | 87° | 57° | 72° | — | — |
| 1986warmest | 100° | 63° | 81° | — | — |
| 1985 | 94° | 60° | 77° | — | — |
| 1984 | 92° | 64° | 78° | — | — |
| 1983 | 88° | 54° | 71° | — | — |
| 1982 | 91° | 60° | 76° | — | — |
| 1981 | 88° | 49° | 68° | — | — |
| 1980 | 76° | 49° | 62° | — | — |
| 1979 | 80° | 58° | 69° | — | — |
| 1978 | 78° | 44° | 61° | — | — |
| 1977coldest | 66° | 47° | 56° | — | — |
| 1976 | 77° | 46° | 62° | — | — |
| 1975 | 91° | 58° | 74° | — | — |
| 1974 | 94° | 59° | 76° | — | — |
| 1973 | 81° | 54° | 67° | — | — |
| 1972 | 94° | 61° | 77° | — | — |
| 1971 | 90° | 61° | 75° | — | — |
Boise, ID Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
Boise, ID Monthly Precipitation
Average rainfall and snowfall per month, in inches.
Boise, ID Daily Temperature Calendar
Average daily high temperature for every day of the year. Each cell is the climatological mean for that calendar day across 55 years of NOAA data.
Best Time to Visit Boise, ID
Boise, ID has no months that meet our "pleasant" threshold — every season has tradeoffs.