Weather on May 4
Portland, OR
55 Years of Data
Avg High
65°F
Avg Low
47°F
Warmest
1992
74°F avg
Coldest
1975
46°F avg
About This Date
May 4th in Portland, OR typically brings mild spring weather, with average highs around 65°F and lows near 47°F. Over 55 years of records, the warmest May 4th was in 1992 (74°F average), while the coldest was 1975 (46°F) — a 28°F range across recorded history. Rain or other precipitation has occurred on about 47% of May 4th dates historically, with the wettest May 4th recording 2.82" of rain. The last decade has been 2.5°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.5°F warmer on this date compared to 20-30 years ago.
Planning for May 4th in Portland, OR? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 63° | 41° | 52° | — | — |
| 2024 | 52° | 47° | 49° | 2.13" | — |
| 2023 | 60° | 48° | 54° | 1.37" | — |
| 2022 | 74° | 45° | 59° | — | — |
| 2021 | 67° | 52° | 59° | — | — |
| 2020 | 68° | 41° | 55° | 0.15" | — |
| 2019 | 72° | 47° | 59° | — | — |
| 2018 | 68° | 51° | 60° | — | — |
| 2017 | 86° | 60° | 73° | — | — |
| 2016 | 60° | 51° | 56° | 0.3" | — |
| 2015 | 65° | 47° | 56° | — | — |
| 2014 | 59° | 51° | 55° | 0.97" | — |
| 2013 | 83° | 55° | 69° | — | — |
| 2012 | 53° | 43° | 48° | 0.38" | — |
| 2011 | 71° | 40° | 55° | — | — |
| 2010 | 53° | 39° | 46° | 0.33" | — |
| 2009 | 56° | 46° | 51° | 2.82" | — |
| 2008 | 73° | 41° | 57° | — | — |
| 2007 | 55° | 44° | 50° | 0.28" | — |
| 2006 | 77° | 41° | 59° | — | — |
| 2005 | 71° | 55° | 63° | 0.51" | — |
| 2004 | 64° | 55° | 60° | 0.03" | — |
| 2003 | 58° | 46° | 52° | — | — |
| 2002 | 58° | 38° | 48° | — | — |
| 2001 | 69° | 49° | 59° | — | — |
| 2000 | 57° | 46° | 52° | 0.51" | — |
| 1999 | 55° | 41° | 48° | 0.33" | — |
| 1998 | 70° | 52° | 61° | — | — |
| 1997 | 67° | 51° | 59° | 0.03" | — |
| 1996 | 60° | 37° | 49° | — | — |
| 1995 | 62° | 49° | 55° | 0.48" | — |
| 1994 | 67° | 55° | 61° | 0.13" | — |
| 1993 | 61° | 46° | 53° | — | — |
| 1992warmest | 91° | 58° | 74° | — | — |
| 1991 | 68° | 42° | 55° | — | — |
| 1990 | 86° | 50° | 68° | — | — |
| 1989 | 80° | 58° | 69° | — | — |
| 1988 | 57° | 39° | 48° | 0.03" | — |
| 1987 | 72° | 53° | 62° | — | — |
| 1986 | 56° | 43° | 49° | 0.25" | — |
| 1985 | 58° | 41° | 49° | — | — |
| 1984 | 58° | 43° | 50° | 0.2" | — |
| 1983 | 68° | 44° | 56° | — | — |
| 1982 | 62° | 38° | 50° | — | — |
| 1981 | 57° | 39° | 48° | 0.15" | — |
| 1980 | 80° | 54° | 67° | — | — |
| 1979 | 57° | 51° | 54° | 2.08" | — |
| 1978 | 63° | 41° | 52° | 0.43" | — |
| 1977 | 56° | 42° | 49° | 0.15" | — |
| 1976 | 60° | 50° | 55° | 0.05" | — |
| 1975coldest | 53° | 39° | 46° | 0.25" | — |
| 1974 | 79° | 48° | 63° | — | — |
| 1973 | 65° | 46° | 55° | 0.05" | — |
| 1972 | 75° | 49° | 62° | — | — |
| 1971 | 62° | 47° | 54° | — | — |
55 years of data from PORTLAND KGW-TV