Weather on September 22
Portland, OR
55 Years of Data
Avg High
74°F
Avg Low
53°F
Warmest
1974
76°F avg
Coldest
1984
51°F avg
About This Date
September 22nd in Portland, OR typically brings pleasant fall weather, with average highs around 74°F and lows near 53°F. Over 55 years of records, the warmest September 22nd was in 1974 (76°F average), while the coldest was 1984 (51°F) — a 25°F range across recorded history. Rain or other precipitation has occurred on about 18% of September 22nd dates historically, with the wettest September 22nd recording 1.75" of rain. The last decade has been 2.3°F cooler on this date compared to 20-30 years ago.
The last decade has been 2.3°F cooler on this date compared to 20-30 years ago.
Planning for September 22nd in Portland, OR? Great weather for outdoor activities.
Cooling Trend
0.3°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 76° | 51° | 63° | — | — |
| 2024 | 76° | 54° | 65° | — | — |
| 2023 | 76° | 51° | 63° | — | — |
| 2022 | 72° | 55° | 63° | — | — |
| 2021 | 69° | 57° | 63° | 0.05" | — |
| 2020 | 72° | 60° | 66° | — | — |
| 2019 | 69° | 54° | 61° | 0.76" | — |
| 2018 | 69° | 54° | 61° | 0.36" | — |
| 2017 | 67° | 48° | 57° | — | — |
| 2016 | 66° | 50° | 58° | — | — |
| 2015 | 68° | 47° | 57° | — | — |
| 2014 | 70° | 60° | 65° | — | — |
| 2013 | 60° | 55° | 58° | 0.56" | — |
| 2012 | 68° | 49° | 58° | — | — |
| 2011 | 78° | 59° | 69° | — | — |
| 2010 | 70° | 53° | 61° | — | — |
| 2009 | 91° | 61° | 76° | — | — |
| 2008 | 64° | 49° | 56° | 0.3" | — |
| 2007 | 69° | 52° | 60° | — | — |
| 2006 | 70° | 46° | 58° | — | — |
| 2005 | 66° | 46° | 56° | — | — |
| 2004 | 68° | 50° | 59° | — | — |
| 2003 | 83° | 57° | 70° | — | — |
| 2002 | 84° | 55° | 70° | — | — |
| 2001 | 85° | 56° | 70° | — | — |
| 2000 | 64° | 51° | 58° | — | — |
| 1999 | 85° | 58° | 71° | — | — |
| 1998 | 78° | 54° | 66° | — | — |
| 1997 | 83° | 55° | 69° | — | — |
| 1996 | 62° | 46° | 54° | — | — |
| 1995 | 84° | 56° | 70° | — | — |
| 1994 | 92° | 61° | 76° | — | — |
| 1993 | 74° | 49° | 61° | — | — |
| 1992 | 86° | 60° | 73° | — | — |
| 1991 | 79° | 52° | 65° | — | — |
| 1990 | 92° | 61° | 76° | — | — |
| 1989 | 90° | 58° | 74° | — | — |
| 1988 | 65° | 49° | 57° | — | — |
| 1987 | 91° | 58° | 74° | — | — |
| 1986 | 67° | 51° | 59° | — | — |
| 1985 | 73° | 50° | 62° | — | — |
| 1984coldest | 57° | 45° | 51° | 1.4" | — |
| 1983 | 82° | 53° | 68° | — | — |
| 1982 | 79° | 54° | 66° | — | — |
| 1981 | 64° | 45° | 54° | 0.41" | — |
| 1980 | 71° | 46° | 59° | — | — |
| 1979 | 74° | 53° | 63° | — | — |
| 1978 | 65° | 55° | 60° | — | — |
| 1977 | 66° | 47° | 56° | — | — |
| 1976 | 70° | 58° | 64° | 0.13" | — |
| 1975 | 79° | 59° | 69° | — | — |
| 1974warmest | 92° | 60° | 76° | — | — |
| 1973 | 59° | 54° | 56° | 1.75" | — |
| 1972 | 63° | 49° | 56° | 1.32" | — |
| 1971 | 84° | 53° | 69° | — | — |
55 years of data from PORTLAND KGW-TV