Weather on October 1
Portland, OR
55 Years of Data
Avg High
70°F
Avg Low
51°F
Warmest
1988
76°F avg
Coldest
2002
52°F avg
About This Date
October 1st in Portland, OR typically brings pleasant fall weather, with average highs around 70°F and lows near 51°F. Over 55 years of records, the warmest October 1st was in 1988 (76°F average), while the coldest was 2002 (52°F) — a 24°F range across recorded history. Rain or other precipitation has occurred on about 29% of October 1st dates historically, with the wettest October 1st recording 3.43" 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 October 1st in Portland, OR? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 62° | 56° | 59° | 0.61" | — |
| 2024 | 78° | 49° | 63° | — | — |
| 2023 | 68° | 47° | 57° | — | — |
| 2022 | 82° | 55° | 69° | — | — |
| 2021 | 66° | 51° | 59° | — | — |
| 2020 | 76° | 57° | 66° | — | — |
| 2019 | 62° | 41° | 52° | — | — |
| 2018 | 71° | 56° | 63° | 0.03" | — |
| 2017 | 63° | 51° | 57° | 0.33" | — |
| 2016 | 63° | 47° | 55° | 0.61" | — |
| 2015 | 74° | 51° | 62° | — | — |
| 2014 | 65° | 49° | 57° | — | — |
| 2013 | 60° | 48° | 54° | 1.57" | — |
| 2012 | 81° | 55° | 68° | — | — |
| 2011 | 60° | 54° | 57° | — | — |
| 2010 | 67° | 59° | 63° | — | — |
| 2009 | 65° | 51° | 58° | — | — |
| 2008 | 75° | 54° | 64° | — | — |
| 2007 | 62° | 50° | 56° | 0.05" | — |
| 2006 | 68° | 48° | 58° | — | — |
| 2005 | 62° | 47° | 54° | 1.88" | — |
| 2004 | 80° | 53° | 67° | — | — |
| 2003 | 71° | 56° | 63° | — | — |
| 2002coldest | 57° | 46° | 52° | 0.13" | — |
| 2001 | 80° | 55° | 68° | — | — |
| 2000 | 65° | 47° | 56° | 0.66" | — |
| 1999 | 74° | 47° | 60° | — | — |
| 1998 | 65° | 55° | 60° | 0.86" | — |
| 1997 | 62° | 51° | 57° | 3.43" | — |
| 1996 | 72° | 50° | 61° | — | — |
| 1995 | 66° | 48° | 57° | — | — |
| 1994 | 71° | 56° | 63° | — | — |
| 1993 | 76° | 54° | 65° | — | — |
| 1992 | 66° | 56° | 61° | 0.23" | — |
| 1991 | 75° | 52° | 63° | — | — |
| 1990 | 67° | 53° | 60° | 0.23" | — |
| 1989 | 63° | 52° | 57° | 0.03" | — |
| 1988warmest | 91° | 60° | 76° | — | — |
| 1987 | 92° | 58° | 75° | — | — |
| 1986 | 61° | 49° | 55° | — | — |
| 1985 | 66° | 48° | 57° | — | — |
| 1984 | 65° | 53° | 59° | — | — |
| 1983 | 71° | 43° | 57° | — | — |
| 1982 | 71° | 44° | 58° | — | — |
| 1981 | 70° | 50° | 60° | 0.61" | — |
| 1980 | 80° | 54° | 67° | — | — |
| 1979 | 78° | 48° | 63° | — | — |
| 1978 | 68° | 49° | 58° | — | — |
| 1977 | 64° | 48° | 56° | 1.47" | — |
| 1976 | 68° | 55° | 62° | — | — |
| 1975 | 84° | 56° | 70° | — | — |
| 1974 | 83° | 50° | 66° | — | — |
| 1973 | 62° | 44° | 53° | — | — |
| 1972 | 73° | 52° | 62° | — | — |
| 1971 | 64° | 49° | 56° | — | — |
55 years of data from PORTLAND KGW-TV