Weather on October 28
Boise, ID
55 Years of Data
Avg High
58°F
Avg Low
37°F
Warmest
1990
62°F avg
Coldest
1971
31°F avg
About This Date
October 28th in Boise, ID typically brings cool fall weather, with average highs around 58°F and lows near 37°F. Over 55 years of records, the warmest October 28th was in 1990 (62°F average), while the coldest was 1971 (31°F) — a 31°F range across recorded history. Rain or other precipitation has occurred on about 25% of October 28th dates historically, with the wettest October 28th recording 1.83" of rain. The last decade has been 1.9°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.9°F cooler on this date compared to 20-30 years ago.
Planning for October 28th in Boise, ID? Bring layers as temperatures can vary throughout the day.
Warming Trend
0.6°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 56° | 33° | 44° | — | — |
| 2024 | 56° | 39° | 47° | — | — |
| 2023 | 46° | 27° | 37° | — | — |
| 2022 | 56° | 32° | 44° | — | — |
| 2021 | 69° | 50° | 60° | — | — |
| 2020 | 63° | 33° | 48° | — | — |
| 2019 | 42° | 23° | 33° | — | — |
| 2018 | 67° | 49° | 58° | — | — |
| 2017 | 68° | 43° | 55° | — | — |
| 2016 | 58° | 49° | 53° | 0.15" | — |
| 2015 | 53° | 42° | 48° | 0.15" | — |
| 2014 | 62° | 37° | 50° | — | — |
| 2013 | 49° | 40° | 44° | 1.83" | — |
| 2012 | 61° | 43° | 52° | 0.08" | — |
| 2011 | 61° | 34° | 47° | — | — |
| 2010 | 63° | 44° | 53° | — | — |
| 2009 | 47° | 30° | 38° | — | — |
| 2008 | 67° | 39° | 53° | — | — |
| 2007 | 63° | 37° | 50° | — | — |
| 2006 | 63° | 34° | 48° | — | — |
| 2005 | 61° | 40° | 50° | — | — |
| 2004 | 50° | 41° | 46° | 0.79" | — |
| 2003 | 72° | 46° | 59° | — | — |
| 2002 | 56° | 35° | 45° | — | — |
| 2001 | 61° | 50° | 55° | 0.03" | — |
| 2000 | 58° | 45° | 51° | 0.18" | — |
| 1999 | 58° | 44° | 51° | 0.28" | — |
| 1998 | 56° | 40° | 48° | 0.1" | — |
| 1997 | 58° | 42° | 50° | — | — |
| 1996 | 53° | 33° | 43° | — | — |
| 1995 | 62° | 32° | 47° | — | — |
| 1994 | 57° | 31° | 44° | 0.25" | — |
| 1993 | 62° | 34° | 48° | — | — |
| 1992 | 62° | 40° | 51° | 0.18" | — |
| 1991 | 42° | 27° | 34° | — | — |
| 1990warmest | 78° | 46° | 62° | — | — |
| 1989 | 48° | 31° | 39° | — | — |
| 1988 | 66° | 37° | 52° | — | — |
| 1987 | 71° | 37° | 54° | — | — |
| 1986 | 61° | 36° | 48° | — | — |
| 1985 | 58° | 29° | 43° | — | — |
| 1984 | 50° | 37° | 44° | — | — |
| 1983 | 70° | 39° | 54° | — | — |
| 1982 | 55° | 33° | 44° | — | — |
| 1981 | 60° | 36° | 48° | 0.05" | — |
| 1980 | 53° | 23° | 38° | — | — |
| 1979 | 53° | 39° | 46° | — | — |
| 1978 | 70° | 32° | 51° | — | — |
| 1977 | 60° | 40° | 50° | — | — |
| 1976 | 60° | 33° | 47° | — | — |
| 1975 | 53° | 37° | 45° | — | — |
| 1974 | 53° | 49° | 51° | 0.99" | — |
| 1973 | 65° | 34° | 49° | 0.03" | — |
| 1972 | 47° | 34° | 40° | — | — |
| 1971coldest | 39° | 23° | 31° | — | — |
55 years of data from BOISE AIR TERMINAL