Weather on April 30
Portland, OR
55 Years of Data
Avg High
66°F
Avg Low
46°F
Warmest
1998
73°F avg
Coldest
2008
45°F avg
About This Date
April 30th in Portland, OR typically brings mild spring weather, with average highs around 66°F and lows near 46°F. Over 55 years of records, the warmest April 30th was in 1998 (73°F average), while the coldest was 2008 (45°F) — a 28°F range across recorded history. Rain or other precipitation has occurred on about 42% of April 30th dates historically, with the wettest April 30th recording 1.88" of rain. The last decade has been 4.2°F cooler on this date compared to 20-30 years ago.
The last decade has been 4.2°F cooler on this date compared to 20-30 years ago.
Planning for April 30th in Portland, OR? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Cooling Trend
0.8°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 66° | 40° | 53° | — | — |
| 2024 | 53° | 42° | 48° | 1.3" | — |
| 2023 | 65° | 53° | 59° | — | — |
| 2022 | 59° | 48° | 54° | 1.55" | — |
| 2021 | 69° | 48° | 59° | 0.43" | — |
| 2020 | 64° | 50° | 57° | 0.23" | — |
| 2019 | 69° | 47° | 58° | — | — |
| 2018 | 57° | 46° | 52° | 0.15" | — |
| 2017 | 60° | 48° | 54° | 0.18" | — |
| 2016 | 68° | 42° | 55° | — | — |
| 2015 | 68° | 45° | 56° | — | — |
| 2014 | 83° | 54° | 68° | — | — |
| 2013 | 56° | 41° | 48° | 0.03" | — |
| 2012 | 57° | 46° | 52° | 0.97" | — |
| 2011 | 57° | 42° | 50° | — | — |
| 2010 | 59° | 44° | 52° | 0.03" | — |
| 2009 | 66° | 43° | 54° | — | — |
| 2008coldest | 51° | 40° | 45° | 0.3" | — |
| 2007 | 66° | 43° | 54° | — | — |
| 2006 | 62° | 38° | 50° | — | — |
| 2005 | 68° | 51° | 60° | — | — |
| 2004 | 85° | 57° | 71° | — | — |
| 2003 | 63° | 49° | 56° | 0.58" | — |
| 2002 | 62° | 49° | 55° | — | — |
| 2001 | 55° | 47° | 51° | 1.78" | — |
| 2000 | 72° | 48° | 60° | — | — |
| 1999 | 69° | 43° | 56° | 0.1" | — |
| 1998warmest | 88° | 58° | 73° | — | — |
| 1997 | 59° | 46° | 53° | 0.46" | — |
| 1996 | 68° | 44° | 56° | 0.08" | — |
| 1995 | 68° | 50° | 59° | — | — |
| 1994 | 60° | 46° | 53° | — | — |
| 1993 | 62° | 49° | 55° | — | — |
| 1992 | 59° | 47° | 53° | 1.88" | — |
| 1991 | 73° | 46° | 60° | — | — |
| 1990 | 68° | 41° | 55° | — | — |
| 1989 | 79° | 53° | 66° | 0.05" | — |
| 1988 | 56° | 40° | 48° | 0.99" | — |
| 1987 | 65° | 50° | 57° | 0.38" | — |
| 1986 | 65° | 37° | 51° | — | — |
| 1985 | 71° | 44° | 58° | — | — |
| 1984 | 55° | 45° | 50° | 1.42" | — |
| 1983 | 66° | 46° | 56° | 0.08" | — |
| 1982 | 69° | 46° | 58° | — | — |
| 1981 | 81° | 58° | 69° | — | — |
| 1980 | 72° | 40° | 56° | — | — |
| 1979 | 68° | 50° | 59° | 0.1" | — |
| 1978 | 60° | 47° | 53° | 0.25" | — |
| 1977 | 77° | 52° | 64° | — | — |
| 1976 | 85° | 53° | 69° | — | — |
| 1975 | 74° | 45° | 59° | — | — |
| 1974 | 63° | 49° | 56° | — | — |
| 1973 | 70° | 43° | 56° | — | — |
| 1972 | 60° | 37° | 49° | — | — |
| 1971 | 72° | 49° | 60° | — | — |
55 years of data from PORTLAND KGW-TV