Weather on September 21
Salem, OR
55 Years of Data
About This Date
September 21st in Salem, OR typically brings pleasant fall weather, with average highs around 76°F and lows near 48°F — a 28°F daily swing. Over 55 years of records, the warmest September 21st was in 1994 (75°F average), while the coldest was 1993 (53°F) — a 22°F range across recorded history. Rain or other precipitation has occurred on about 25% of September 21st dates historically, with the wettest September 21st recording 2.03" 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 September 21st in Salem, OR? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 73° | 50° | 62° | 0.43" | — |
| 2024 | 80° | 46° | 63° | — | — |
| 2023 | 75° | 44° | 60° | — | — |
| 2022 | 76° | 56° | 66° | — | — |
| 2021 | 85° | 50° | 67° | — | — |
| 2020 | 74° | 49° | 61° | — | — |
| 2019 | 72° | 52° | 62° | — | — |
| 2018 | 77° | 47° | 62° | — | — |
| 2017 | 65° | 42° | 53° | 0.03" | — |
| 2016 | 73° | 44° | 59° | 1.12" | — |
| 2015 | 73° | 51° | 62° | 0.13" | — |
| 2014 | 86° | 56° | 71° | — | — |
| 2013 | 67° | 55° | 61° | 0.13" | — |
| 2012 | 63° | 54° | 58° | 0.03" | — |
| 2011 | 88° | 51° | 69° | — | — |
| 2010 | 70° | 50° | 60° | — | — |
| 2009 | 89° | 46° | 68° | — | — |
| 2008 | 65° | 51° | 58° | 0.33" | — |
| 2007 | 75° | 47° | 61° | — | — |
| 2006 | 65° | 50° | 57° | — | — |
| 2005 | 75° | 44° | 60° | — | — |
| 2004 | 69° | 41° | 55° | — | — |
| 2003 | 79° | 49° | 64° | — | — |
| 2002 | 82° | 46° | 64° | — | — |
| 2001 | 77° | 45° | 61° | — | — |
| 2000 | 73° | 56° | 64° | — | — |
| 1999 | 89° | 49° | 69° | — | — |
| 1998 | 80° | 48° | 64° | — | — |
| 1997 | 82° | 45° | 63° | — | — |
| 1996 | 65° | 41° | 53° | 0.1" | — |
| 1995 | 86° | 45° | 65° | — | — |
| 1994warmest | 95° | 56° | 75° | — | — |
| 1993coldest | 72° | 35° | 53° | — | — |
| 1992 | 83° | 58° | 70° | — | — |
| 1991 | 73° | 37° | 55° | — | — |
| 1990 | 95° | 46° | 71° | — | — |
| 1989 | 89° | 44° | 67° | — | — |
| 1988 | 73° | 40° | 56° | — | — |
| 1987 | 85° | 44° | 64° | — | — |
| 1986 | 68° | 46° | 57° | — | — |
| 1985 | 74° | 48° | 61° | — | — |
| 1984 | 70° | 47° | 58° | 0.03" | — |
| 1983 | 85° | 46° | 65° | — | — |
| 1982 | 74° | 55° | 64° | — | — |
| 1981 | 64° | 47° | 55° | 1.19" | — |
| 1980 | 70° | 45° | 57° | — | — |
| 1979 | 74° | 49° | 61° | — | — |
| 1978 | 70° | 53° | 61° | — | — |
| 1977 | 64° | 47° | 55° | 0.79" | — |
| 1976 | 65° | 56° | 60° | 0.03" | — |
| 1975 | 92° | 39° | 65° | — | — |
| 1974 | 97° | 47° | 72° | — | — |
| 1973 | 70° | 56° | 63° | 0.1" | — |
| 1972 | 62° | 46° | 54° | 2.03" | — |
| 1971 | 80° | 39° | 60° | — | — |
Salem, OR Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
Salem, OR Monthly Precipitation
Average rainfall and snowfall per month, in inches.
Salem, OR 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 Salem, OR
Salem, OR has no months that meet our "pleasant" threshold — every season has tradeoffs.