Weather on May 30
Portland, OR
55 Years of Data
Avg High
71°F
Avg Low
50°F
Warmest
1986
78°F avg
Coldest
1976
49°F avg
About This Date
May 30th in Portland, OR typically brings pleasant spring weather, with average highs around 71°F and lows near 50°F. Over 55 years of records, the warmest May 30th was in 1986 (78°F average), while the coldest was 1976 (49°F) — a 29°F range across recorded history. Rain or other precipitation has occurred on about 33% of May 30th dates historically, with the wettest May 30th recording 1.4" 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 May 30th in Portland, OR? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Warming Trend
0.4°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 83° | 51° | 67° | — | — |
| 2024 | 65° | 44° | 54° | — | — |
| 2023 | 66° | 48° | 57° | — | — |
| 2022 | 64° | 47° | 55° | 0.08" | — |
| 2021 | 81° | 57° | 69° | — | — |
| 2020 | 67° | 52° | 59° | 0.71" | — |
| 2019 | 77° | 53° | 65° | — | — |
| 2018 | 66° | 44° | 55° | — | — |
| 2017 | 62° | 52° | 57° | 0.41" | — |
| 2016 | 75° | 49° | 62° | — | — |
| 2015 | 77° | 51° | 64° | — | — |
| 2014 | 74° | 50° | 62° | — | — |
| 2013 | 63° | 49° | 56° | 0.1" | — |
| 2012 | 73° | 46° | 60° | — | — |
| 2011 | 64° | 49° | 56° | 0.08" | — |
| 2010 | 67° | 51° | 59° | 0.05" | — |
| 2009 | 88° | 56° | 72° | — | — |
| 2008 | 72° | 50° | 61° | — | — |
| 2007 | 91° | 58° | 74° | — | — |
| 2006 | 77° | 44° | 61° | — | — |
| 2005 | 73° | 56° | 64° | — | — |
| 2004 | 65° | 53° | 59° | 0.18" | — |
| 2003 | 70° | 55° | 62° | — | — |
| 2002 | 73° | 50° | 62° | — | — |
| 2001 | 78° | 48° | 63° | — | — |
| 2000 | 60° | 48° | 54° | 0.2" | — |
| 1999 | 76° | 44° | 60° | — | — |
| 1998 | 65° | 53° | 59° | — | — |
| 1997 | 75° | 63° | 69° | 0.08" | — |
| 1996 | 63° | 47° | 55° | — | — |
| 1995 | 79° | 55° | 67° | — | — |
| 1994 | 75° | 46° | 61° | — | — |
| 1993 | 72° | 58° | 65° | 0.64" | — |
| 1992 | 80° | 55° | 68° | — | — |
| 1991 | 58° | 45° | 51° | 0.1" | — |
| 1990 | 63° | 50° | 56° | 0.28" | — |
| 1989 | 70° | 49° | 59° | — | — |
| 1988 | 61° | 45° | 53° | — | — |
| 1987 | 61° | 49° | 55° | 1.4" | — |
| 1986warmest | 92° | 64° | 78° | — | — |
| 1985 | 65° | 51° | 58° | 0.08" | — |
| 1984 | 63° | 50° | 56° | — | — |
| 1983 | 63° | 54° | 58° | 0.33" | — |
| 1982 | 83° | 50° | 66° | — | — |
| 1981 | 71° | 54° | 62° | 0.03" | — |
| 1980 | 71° | 48° | 60° | — | — |
| 1979 | 79° | 47° | 63° | — | — |
| 1978 | 74° | 45° | 59° | — | — |
| 1977 | 58° | 49° | 53° | 0.84" | — |
| 1976coldest | 53° | 45° | 49° | 0.64" | — |
| 1975 | 84° | 54° | 69° | — | — |
| 1974 | 65° | 47° | 56° | — | — |
| 1973 | 72° | 50° | 61° | — | — |
| 1972 | 79° | 51° | 65° | — | — |
| 1971 | 56° | 45° | 50° | — | — |
55 years of data from PORTLAND KGW-TV