Weather on August 31
Salem, OR
55 Years of Data
Avg High
79°F
Avg Low
52°F
Warmest
1987
80°F avg
Coldest
2008
53°F avg
About This Date
August 31st in Salem, OR typically brings pleasant summer weather, with average highs around 79°F and lows near 52°F — a 27°F daily swing. Over 55 years of records, the warmest August 31st was in 1987 (80°F average), while the coldest was 2008 (53°F) — a 27°F range across recorded history. Rain or other precipitation has occurred on about 16% of August 31st dates historically, with the wettest August 31st recording 2.9" of rain. The last decade has been 1.9°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.9°F warmer on this date compared to 20-30 years ago.
Planning for August 31st in Salem, OR? Great weather for outdoor activities.
Warming Trend
0.8°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 86° | 54° | 70° | — | — |
| 2024 | 97° | 57° | 77° | — | — |
| 2023 | 64° | 58° | 61° | 1.78" | — |
| 2022 | 93° | 60° | 77° | — | — |
| 2021 | 74° | 53° | 63° | — | — |
| 2020 | 78° | 54° | 66° | 0.05" | — |
| 2019 | 86° | 54° | 70° | — | — |
| 2018 | 80° | 57° | 69° | — | — |
| 2017 | 86° | 55° | 71° | — | — |
| 2016 | 70° | 54° | 62° | 0.43" | — |
| 2015 | 76° | 57° | 66° | — | — |
| 2014 | 77° | 56° | 66° | — | — |
| 2013 | 91° | 55° | 73° | — | — |
| 2012 | 77° | 48° | 63° | — | — |
| 2011 | 72° | 50° | 61° | — | — |
| 2010 | 67° | 51° | 59° | — | — |
| 2009 | 82° | 55° | 69° | — | — |
| 2008coldest | 63° | 43° | 53° | 0.3" | — |
| 2007 | 79° | 55° | 67° | — | — |
| 2006 | 80° | 47° | 63° | — | — |
| 2005 | 82° | 52° | 67° | — | — |
| 2004 | 91° | 56° | 73° | — | — |
| 2003 | 87° | 53° | 70° | — | — |
| 2002 | 83° | 49° | 66° | — | — |
| 2001 | 80° | 56° | 68° | — | — |
| 2000 | 69° | 50° | 60° | — | — |
| 1999 | 67° | 48° | 57° | 0.08" | — |
| 1998 | 96° | 54° | 75° | — | — |
| 1997 | 80° | 54° | 67° | — | — |
| 1996 | 77° | 50° | 64° | — | — |
| 1995 | 85° | 50° | 67° | — | — |
| 1994 | 83° | 51° | 67° | — | — |
| 1993 | 89° | 47° | 68° | — | — |
| 1992 | 73° | 52° | 62° | 0.71" | — |
| 1991 | 66° | 52° | 59° | 0.38" | — |
| 1990 | 81° | 48° | 64° | — | — |
| 1989 | 73° | 50° | 62° | — | — |
| 1988 | 87° | 44° | 66° | — | — |
| 1987warmest | 100° | 60° | 80° | — | — |
| 1986 | 77° | 55° | 66° | — | — |
| 1985 | 77° | 43° | 60° | — | — |
| 1984 | 69° | 58° | 63° | — | — |
| 1983 | 76° | 58° | 67° | 0.58" | — |
| 1982 | 79° | 48° | 63° | — | — |
| 1981 | 82° | 44° | 63° | — | — |
| 1980 | 74° | 51° | 62° | — | — |
| 1979 | 81° | 55° | 68° | — | — |
| 1978 | 73° | 58° | 65° | — | — |
| 1977 | 75° | 47° | 61° | — | — |
| 1976 | 88° | 58° | 73° | — | — |
| 1975 | 70° | 46° | 58° | — | — |
| 1974 | 80° | 55° | 68° | — | — |
| 1973 | 70° | 44° | 57° | — | — |
| 1972 | 91° | 48° | 70° | — | — |
| 1971 | 65° | 54° | 59° | 2.9" | — |
55 years of data from SALEM AP (MCNARY FIELD)