Weather on May 9
Bellevue, WA
55 Years of Data
Avg High
64°F
Avg Low
46°F
Warmest
1987
69°F avg
Coldest
1996
47°F avg
About This Date
May 9th in Bellevue, WA typically brings mild spring weather, with average highs around 64°F and lows near 46°F. Over 55 years of records, the warmest May 9th was in 1987 (69°F average), while the coldest was 1996 (47°F) — a 22°F range across recorded history. Rain or other precipitation has occurred on about 31% of May 9th dates historically, with the wettest May 9th recording 1.88" of rain. The last decade has been 6.8°F warmer on this date compared to 20-30 years ago.
The last decade has been 6.8°F warmer on this date compared to 20-30 years ago.
Planning for May 9th in Bellevue, WA? 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 | 71° | 44° | 58° | — | — |
| 2024 | 72° | 45° | 58° | — | — |
| 2023 | 68° | 48° | 58° | — | — |
| 2022 | 60° | 43° | 51° | — | — |
| 2021 | 64° | 49° | 56° | 0.03" | — |
| 2020 | 85° | 52° | 68° | — | — |
| 2019 | 77° | 52° | 64° | — | — |
| 2018 | 68° | 53° | 61° | — | — |
| 2017 | 69° | 44° | 57° | — | — |
| 2016 | 68° | 48° | 58° | — | — |
| 2015 | 77° | 48° | 63° | — | — |
| 2014 | 58° | 47° | 52° | — | — |
| 2013 | 70° | 49° | 59° | — | — |
| 2012 | 54° | 44° | 49° | 0.05" | — |
| 2011 | 58° | 48° | 53° | — | — |
| 2010 | 67° | 42° | 54° | — | — |
| 2009 | 62° | 39° | 51° | — | — |
| 2008 | 59° | 39° | 49° | — | — |
| 2007 | 61° | 46° | 53° | — | — |
| 2006 | 61° | 40° | 50° | — | — |
| 2005 | 58° | 52° | 55° | 1.6" | — |
| 2004 | 67° | 48° | 57° | — | — |
| 2003 | 64° | 42° | 53° | — | — |
| 2002 | 60° | 42° | 51° | — | — |
| 2001 | 63° | 39° | 51° | — | — |
| 2000 | 52° | 44° | 48° | 1.88" | — |
| 1999 | 55° | 40° | 47° | 0.18" | — |
| 1998 | 55° | 49° | 52° | 0.38" | — |
| 1997 | 69° | 50° | 60° | — | — |
| 1996coldest | 57° | 38° | 47° | — | — |
| 1995 | 62° | 50° | 56° | 0.3" | — |
| 1994 | 68° | 48° | 58° | — | — |
| 1993 | 68° | 46° | 57° | 0.89" | — |
| 1992 | 54° | 48° | 51° | 0.03" | — |
| 1991 | 55° | 43° | 49° | — | — |
| 1990 | 67° | 44° | 55° | — | — |
| 1989 | 57° | 48° | 53° | — | — |
| 1988 | 69° | 51° | 60° | — | — |
| 1987warmest | 82° | 55° | 69° | — | — |
| 1986 | 55° | 48° | 52° | 0.46" | — |
| 1985 | 64° | 40° | 52° | — | — |
| 1984 | 58° | 47° | 52° | 0.33" | — |
| 1983 | 62° | 42° | 52° | 0.15" | — |
| 1982 | 63° | 47° | 55° | — | — |
| 1981 | 64° | 45° | 54° | 0.99" | — |
| 1980 | 68° | 49° | 58° | — | — |
| 1979 | 62° | 48° | 55° | 0.41" | — |
| 1978 | 69° | 51° | 60° | 0.53" | — |
| 1977 | 68° | 45° | 56° | — | — |
| 1976 | 70° | 57° | 63° | — | — |
| 1975 | 74° | 49° | 61° | — | — |
| 1974 | 60° | 46° | 53° | — | — |
| 1973 | 57° | 44° | 51° | 0.23" | — |
| 1972 | 54° | 47° | 50° | 0.18" | — |
| 1971 | 58° | 44° | 51° | — | — |
55 years of data from SEATTLE UNIV OF WASHIN