Weather on September 14
Portland, OR
55 Years of Data
About This Date
September 14th in Portland, OR typically brings pleasant fall weather, with average highs around 76°F and lows near 56°F. Over 55 years of records, the warmest September 14th was in 1995 (76°F average), while the coldest was 1992 (53°F) — a 23°F range across recorded history. Rain or other precipitation has occurred on about 24% of September 14th dates historically, with the wettest September 14th recording 2.92" of rain. The last decade has been 1.4°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.4°F cooler on this date compared to 20-30 years ago.
Planning for September 14th in Portland, OR? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 69° | 58° | 63° | 1.14" | — |
| 2024 | 71° | 56° | 63° | 1.3" | — |
| 2023 | 87° | 58° | 72° | — | — |
| 2022 | 72° | 61° | 66° | — | — |
| 2021 | 82° | 53° | 68° | — | — |
| 2020 | 71° | 55° | 63° | — | — |
| 2019 | 75° | 58° | 66° | — | — |
| 2018 | 71° | 52° | 61° | — | — |
| 2017 | 74° | 54° | 64° | — | — |
| 2016 | 79° | 52° | 65° | — | — |
| 2015 | 59° | 52° | 55° | 0.1" | — |
| 2014 | 89° | 55° | 72° | — | — |
| 2013 | 78° | 59° | 69° | — | — |
| 2012 | 87° | 58° | 72° | — | — |
| 2011 | 66° | 60° | 63° | — | — |
| 2010 | 74° | 59° | 66° | — | — |
| 2009 | 77° | 58° | 67° | — | — |
| 2008 | 89° | 55° | 72° | — | — |
| 2007 | 68° | 58° | 63° | — | — |
| 2006 | 63° | 52° | 57° | 0.33" | — |
| 2005 | 73° | 52° | 62° | — | — |
| 2004 | 69° | 55° | 62° | 0.18" | — |
| 2003 | 75° | 54° | 64° | — | — |
| 2002 | 78° | 59° | 69° | — | — |
| 2001 | 82° | 58° | 70° | — | — |
| 2000 | 85° | 66° | 75° | — | — |
| 1999 | 84° | 55° | 70° | — | — |
| 1998 | 82° | 58° | 70° | — | — |
| 1997 | 71° | 58° | 64° | 1.04" | — |
| 1996 | 62° | 56° | 59° | 2.92" | — |
| 1995warmest | 90° | 62° | 76° | — | — |
| 1994 | 73° | 58° | 65° | — | — |
| 1993 | 69° | 59° | 64° | — | — |
| 1992coldest | 60° | 46° | 53° | 0.08" | — |
| 1991 | 73° | 48° | 61° | — | — |
| 1990 | 77° | 59° | 68° | — | — |
| 1989 | 90° | 55° | 72° | — | — |
| 1988 | 84° | 56° | 70° | — | — |
| 1987 | 62° | 54° | 58° | 0.61" | — |
| 1986 | 69° | 45° | 57° | — | — |
| 1985 | 65° | 53° | 59° | 0.64" | — |
| 1984 | 79° | 58° | 68° | — | — |
| 1983 | 73° | 55° | 64° | — | — |
| 1982 | 71° | 52° | 61° | — | — |
| 1981 | 87° | 53° | 70° | — | — |
| 1980 | 77° | 52° | 64° | 0.3" | — |
| 1979 | 92° | 56° | 74° | — | — |
| 1978 | 70° | 56° | 63° | 0.13" | — |
| 1977 | 68° | 55° | 62° | — | — |
| 1976 | 67° | 56° | 61° | 1.27" | — |
| 1975 | 82° | 57° | 70° | — | — |
| 1974 | 92° | 55° | 73° | — | — |
| 1973 | 67° | 53° | 60° | — | — |
| 1972 | 85° | 58° | 71° | — | — |
| 1971 | 75° | 48° | 62° | — | — |
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
Portland, OR has no months that meet our "pleasant" threshold — every season has tradeoffs.