Weather on September 20
Salem, OR
55 Years of Data
Avg High
75°F
Avg Low
48°F
Warmest
2014
76°F avg
Coldest
2017
52°F avg
About This Date
September 20th in Salem, OR typically brings pleasant fall weather, with average highs around 75°F and lows near 48°F — a 27°F daily swing. Over 55 years of records, the warmest September 20th was in 2014 (76°F average), while the coldest was 2017 (52°F) — a 24°F range across recorded history. Rain or other precipitation has occurred on about 22% of September 20th dates historically, with the wettest September 20th recording 1.68" 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 20th in Salem, OR? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 79° | 52° | 65° | — | — |
| 2024 | 75° | 50° | 63° | — | — |
| 2023 | 71° | 49° | 60° | — | — |
| 2022 | 85° | 50° | 67° | — | — |
| 2021 | 73° | 50° | 62° | — | — |
| 2020 | 76° | 49° | 62° | — | — |
| 2019 | 71° | 55° | 63° | — | — |
| 2018 | 74° | 46° | 60° | — | — |
| 2017coldest | 59° | 44° | 52° | 1.68" | — |
| 2016 | 72° | 48° | 60° | — | — |
| 2015 | 81° | 52° | 66° | — | — |
| 2014warmest | 95° | 57° | 76° | — | — |
| 2013 | 74° | 49° | 61° | 0.25" | — |
| 2012 | 70° | 48° | 59° | — | — |
| 2011 | 82° | 47° | 64° | — | — |
| 2010 | 66° | 53° | 60° | 0.03" | — |
| 2009 | 73° | 43° | 58° | — | — |
| 2008 | 67° | 51° | 59° | — | — |
| 2007 | 72° | 43° | 57° | — | — |
| 2006 | 62° | 44° | 53° | 0.28" | — |
| 2005 | 73° | 47° | 60° | — | — |
| 2004 | 67° | 42° | 54° | — | — |
| 2003 | 74° | 45° | 59° | — | — |
| 2002 | 75° | 49° | 62° | — | — |
| 2001 | 78° | 43° | 60° | — | — |
| 2000 | 80° | 52° | 66° | — | — |
| 1999 | 91° | 53° | 72° | — | — |
| 1998 | 69° | 47° | 58° | — | — |
| 1997 | 81° | 45° | 63° | — | — |
| 1996 | 66° | 45° | 55° | — | — |
| 1995 | 87° | 53° | 70° | — | — |
| 1994 | 87° | 54° | 70° | — | — |
| 1993 | 66° | 40° | 53° | — | — |
| 1992 | 81° | 48° | 64° | — | — |
| 1991 | 72° | 40° | 56° | — | — |
| 1990 | 85° | 44° | 64° | — | — |
| 1989 | 82° | 39° | 61° | — | — |
| 1988 | 68° | 46° | 57° | — | — |
| 1987 | 84° | 44° | 64° | — | — |
| 1986 | 61° | 51° | 56° | 0.51" | — |
| 1985 | 73° | 39° | 56° | — | — |
| 1984 | 71° | 56° | 63° | 0.05" | — |
| 1983 | 79° | 36° | 57° | — | — |
| 1982 | 60° | 55° | 58° | 1.35" | — |
| 1981 | 67° | 51° | 59° | 0.1" | — |
| 1980 | 68° | 52° | 60° | 0.46" | — |
| 1979 | 77° | 48° | 63° | — | — |
| 1978 | 70° | 47° | 58° | — | — |
| 1977 | 68° | 53° | 61° | 0.46" | — |
| 1976 | 85° | 52° | 68° | — | — |
| 1975 | 87° | 42° | 65° | — | — |
| 1974 | 98° | 48° | 73° | — | — |
| 1973 | 67° | 57° | 62° | 0.69" | — |
| 1972 | 64° | 52° | 58° | 0.46" | — |
| 1971 | 75° | 44° | 60° | — | — |
55 years of data from SALEM AP (MCNARY FIELD)