Weather on September 16
Portland, OR
55 Years of Data
Avg High
73°F
Avg Low
54°F
Warmest
1994
75°F avg
Coldest
1985
54°F avg
About This Date
September 16th in Portland, OR typically brings pleasant fall weather, with average highs around 73°F and lows near 54°F. Over 55 years of records, the warmest September 16th was in 1994 (75°F average), while the coldest was 1985 (54°F) — a 21°F range across recorded history. Rain or other precipitation has occurred on about 35% of September 16th dates historically, with the wettest September 16th recording 1.07" of rain. The last decade has been 3.8°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.8°F warmer on this date compared to 20-30 years ago.
Planning for September 16th in Portland, OR? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 87° | 57° | 72° | — | — |
| 2024 | 75° | 52° | 63° | — | — |
| 2023 | 83° | 59° | 71° | — | — |
| 2022 | 67° | 57° | 62° | — | — |
| 2021 | 75° | 47° | 61° | — | — |
| 2020 | 70° | 56° | 63° | — | — |
| 2019 | 68° | 55° | 62° | 0.66" | — |
| 2018 | 68° | 54° | 61° | 0.64" | — |
| 2017 | 77° | 56° | 66° | — | — |
| 2016 | 83° | 54° | 68° | — | — |
| 2015 | 69° | 52° | 60° | 0.03" | — |
| 2014 | 74° | 55° | 64° | — | — |
| 2013 | 68° | 59° | 64° | 0.15" | — |
| 2012 | 79° | 50° | 64° | — | — |
| 2011 | 69° | 54° | 61° | — | — |
| 2010 | 74° | 61° | 67° | 0.64" | — |
| 2009 | 75° | 61° | 68° | 0.53" | — |
| 2008 | 91° | 57° | 74° | — | — |
| 2007 | 67° | 57° | 62° | 0.36" | — |
| 2006 | 65° | 50° | 57° | 0.1" | — |
| 2005 | 61° | 53° | 57° | 0.18" | — |
| 2004 | 66° | 56° | 61° | 0.03" | — |
| 2003 | 62° | 51° | 57° | 1.07" | — |
| 2002 | 64° | 55° | 60° | 1.07" | — |
| 2001 | 73° | 54° | 63° | — | — |
| 2000 | 76° | 61° | 68° | — | — |
| 1999 | 71° | 51° | 61° | — | — |
| 1998 | 82° | 55° | 69° | — | — |
| 1997 | 63° | 54° | 58° | 0.41" | — |
| 1996 | 66° | 49° | 57° | 0.58" | — |
| 1995 | 68° | 59° | 64° | — | — |
| 1994warmest | 90° | 60° | 75° | — | — |
| 1993 | 77° | 51° | 64° | — | — |
| 1992 | 73° | 51° | 62° | — | — |
| 1991 | 86° | 57° | 72° | — | — |
| 1990 | 69° | 57° | 63° | 0.1" | — |
| 1989 | 71° | 50° | 61° | — | — |
| 1988 | 66° | 53° | 60° | — | — |
| 1987 | 66° | 47° | 56° | — | — |
| 1986 | 68° | 48° | 58° | 0.05" | — |
| 1985coldest | 59° | 49° | 54° | 0.28" | — |
| 1984 | 80° | 54° | 67° | — | — |
| 1983 | 71° | 51° | 61° | — | — |
| 1982 | 82° | 47° | 64° | — | — |
| 1981 | 87° | 55° | 71° | — | — |
| 1980 | 85° | 54° | 69° | — | — |
| 1979 | 75° | 59° | 67° | — | — |
| 1978 | 66° | 45° | 55° | — | — |
| 1977 | 68° | 52° | 60° | 0.08" | — |
| 1976 | 66° | 56° | 61° | 0.05" | — |
| 1975 | 71° | 49° | 60° | — | — |
| 1974 | 84° | 55° | 70° | — | — |
| 1973 | 79° | 59° | 69° | — | — |
| 1972 | 74° | 54° | 64° | — | — |
| 1971 | 77° | 57° | 67° | — | — |
55 years of data from PORTLAND KGW-TV