Weather on October 17
Portland, OR
55 Years of Data
About This Date
October 17th in Portland, OR typically brings mild fall weather, with average highs around 63°F and lows near 48°F. Over 55 years of records, the warmest October 17th was in 1978 (64°F average), while the coldest was 1971 (44°F) — a 20°F range across recorded history. Rain or other precipitation has occurred on about 36% of October 17th dates historically, with the wettest October 17th recording 0.84" 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 17th in Portland, OR? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 62° | 49° | 55° | — | — |
| 2024 | 57° | 46° | 52° | 0.03" | — |
| 2023 | 65° | 50° | 57° | — | — |
| 2022 | 70° | 52° | 61° | — | — |
| 2021 | 62° | 50° | 56° | 0.03" | — |
| 2020 | 65° | 54° | 59° | — | — |
| 2019 | 56° | 51° | 53° | 0.34" | — |
| 2018 | 75° | 50° | 63° | — | — |
| 2017 | 57° | 45° | 51° | 0.02" | — |
| 2016 | 58° | 49° | 53° | 0.7" | — |
| 2015 | 66° | 57° | 62° | 0.01" | — |
| 2014 | 60° | 53° | 57° | 0.34" | — |
| 2013 | 62° | 46° | 54° | — | — |
| 2012 | 59° | 44° | 52° | — | — |
| 2011 | 63° | 44° | 53° | — | — |
| 2010 | 62° | 42° | 52° | — | — |
| 2009 | 66° | 56° | 61° | 0.39" | — |
| 2008 | 71° | 50° | 61° | — | — |
| 2007 | 54° | 46° | 50° | — | — |
| 2006 | 61° | 50° | 55° | — | — |
| 2005 | 68° | 56° | 62° | — | — |
| 2004 | 57° | 48° | 53° | 0.84" | — |
| 2003 | 75° | — | — | — | — |
| 2002 | 74° | 49° | 61° | — | — |
| 2001 | 57° | 42° | 50° | 0.01" | — |
| 2000 | 71° | 50° | 61° | — | — |
| 1999 | 70° | 47° | 58° | — | — |
| 1998 | 54° | 44° | 49° | 0.05" | — |
| 1997 | 59° | 54° | 56° | — | — |
| 1996 | 56° | 40° | 48° | 0.22" | — |
| 1995 | 57° | 51° | 54° | 0.59" | — |
| 1994 | 55° | 43° | 49° | — | — |
| 1993 | 59° | 48° | 54° | — | — |
| 1992 | 67° | 51° | 59° | 0.02" | — |
| 1991 | 59° | 42° | 51° | — | — |
| 1990 | 59° | 42° | 51° | 0.33" | — |
| 1989 | 71° | 46° | 59° | — | — |
| 1988 | 63° | 51° | 57° | — | — |
| 1987 | 63° | 44° | 53° | — | — |
| 1986 | 56° | 48° | 52° | 0.03" | — |
| 1985 | 61° | 44° | 52° | 0.01" | — |
| 1984 | 52° | 40° | 46° | — | — |
| 1983 | 60° | 47° | 53° | 0.31" | — |
| 1982 | 56° | 44° | 50° | 0.04" | — |
| 1981 | 69° | 47° | 58° | — | — |
| 1980 | 59° | 43° | 51° | — | — |
| 1979 | 60° | 44° | 52° | — | — |
| 1978warmest | 72° | 56° | 64° | — | — |
| 1977 | 70° | 47° | 58° | — | — |
| 1976 | 65° | 43° | 54° | — | — |
| 1975 | 63° | 51° | 57° | 0.41" | — |
| 1974 | 75° | 47° | 61° | — | — |
| 1973 | 68° | 47° | 57° | — | — |
| 1972 | 72° | 49° | 60° | — | — |
| 1971coldest | 52° | 36° | 44° | — | — |
Portland, OR Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
Portland, OR Monthly Precipitation
Average rainfall and snowfall per month, in inches.
Portland, 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 Portland, OR
Most pleasant months in Portland, OR: May, June, July, August, September.
What to expect on October 17th
This page shows what actually happened each year. For the odds — typical high and low, and how often it stays dry — see the climatological outlook for this date.
October 17th outlook →