Weather on May 31
Gresham, OR
55 Years of Data
Avg High
73°F
Avg Low
51°F
Warmest
1983
77°F avg
Coldest
1976
48°F avg
About This Date
May 31st in Gresham, OR typically brings pleasant spring weather, with average highs around 73°F and lows near 51°F. Over 50 years of records, the warmest May 31st was in 1983 (77°F average), while the coldest was 1976 (48°F) — a 29°F range across recorded history. Rain or other precipitation has occurred on about 36% of May 31st dates historically, with the wettest May 31st recording 3.23" of rain. The last decade has been 3.2°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.2°F warmer on this date compared to 20-30 years ago.
Planning for May 31st in Gresham, OR? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Warming Trend
1.0°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 70° | 52° | 61° | — | — |
| 2024 | 81° | 44° | 62° | — | — |
| 2023 | 67° | 48° | 57° | — | — |
| 2022 | 79° | 50° | 64° | — | — |
| 2021 | 89° | 52° | 70° | — | — |
| 2020 | 66° | 53° | 60° | — | — |
| 2019 | 82° | 56° | 69° | — | — |
| 2018 | 65° | 50° | 57° | 0.51" | — |
| 2017 | 76° | 53° | 64° | 0.03" | — |
| 2016 | 88° | 49° | 68° | — | — |
| 2015 | 85° | 56° | 70° | — | — |
| 2014 | 78° | 49° | 63° | — | — |
| 2013 | 69° | 50° | 60° | — | — |
| 2012 | 71° | 59° | 65° | 0.08" | — |
| 2011 | 63° | 50° | 56° | 0.05" | — |
| 2010 | 70° | 53° | 61° | 0.41" | — |
| 2009 | 87° | 53° | 70° | — | — |
| 2008 | 70° | 50° | 60° | 0.18" | — |
| 2007 | 86° | 51° | 69° | — | — |
| 2006 | 73° | 52° | 62° | 0.05" | — |
| 2005 | 61° | 53° | 57° | 2.57" | — |
| 2004 | 66° | 48° | 57° | — | — |
| 2003 | 73° | 54° | 63° | — | — |
| 2002 | 72° | 48° | 60° | — | — |
| 2001 | 94° | 48° | 71° | — | — |
| 2000 | 59° | 45° | 52° | 0.08" | — |
| 1999 | 63° | 51° | 57° | 0.28" | — |
| 1998 | 81° | 48° | 64° | — | — |
| 1997 | 71° | 57° | 64° | 3.23" | — |
| 1996 | 66° | 44° | 55° | — | — |
| 1995 | 83° | 50° | 66° | — | — |
| 1994 | 68° | 54° | 61° | — | — |
| 1993 | 72° | 57° | 64° | 2.49" | — |
| 1992 | 84° | 55° | 70° | — | — |
| 1991 | 61° | 48° | 54° | 0.05" | — |
| 1990 | 63° | 49° | 56° | 0.18" | — |
| 1989 | 72° | 47° | 59° | — | — |
| 1988 | 65° | 50° | 57° | 0.1" | — |
| 1987 | 67° | 51° | 59° | 0.81" | — |
| 1985 | 68° | 51° | 60° | — | — |
| 1984 | 63° | 46° | 54° | — | — |
| 1983warmest | 98° | 56° | 77° | — | — |
| 1979 | 81° | 46° | 63° | — | — |
| 1977 | 58° | 53° | 55° | 2.08" | — |
| 1976coldest | 52° | 45° | 48° | 1.4" | — |
| 1975 | 84° | 52° | 68° | — | — |
| 1974 | 67° | 43° | 55° | — | — |
| 1973 | 73° | 48° | 61° | — | — |
| 1972 | 78° | 54° | 66° | — | — |
| 1971 | 56° | 46° | 51° | — | — |
50 years of data from PORTLAND TROUTDALE AP