Weather on August 9
Bellevue, WA
55 Years of Data
Avg High
79°F
Avg Low
58°F
Warmest
1981
86°F avg
Coldest
1975
61°F avg
About This Date
August 9th in Bellevue, WA typically brings pleasant summer weather, with average highs around 79°F and lows near 58°F. Over 54 years of records, the warmest August 9th was in 1981 (86°F average), while the coldest was 1975 (61°F) — a 25°F range across recorded history. Rain or other precipitation has occurred on about 15% of August 9th dates historically, with the wettest August 9th recording 1.73" 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 August 9th in Bellevue, WA? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 81° | 58° | 69° | — | — |
| 2024 | 87° | 62° | 75° | — | — |
| 2023 | 78° | 60° | 69° | 0.08" | — |
| 2022 | 79° | 59° | 69° | — | — |
| 2021 | 78° | 56° | 67° | — | — |
| 2020 | 76° | 53° | 64° | — | — |
| 2019 | 75° | 62° | 69° | — | — |
| 2018 | 90° | 64° | 77° | — | — |
| 2017 | 87° | 60° | 74° | — | — |
| 2016 | 73° | 60° | 67° | — | — |
| 2015 | 82° | 62° | 72° | — | — |
| 2014 | 81° | 55° | 68° | — | — |
| 2013 | 84° | 60° | 72° | — | — |
| 2012 | 76° | 58° | 67° | — | — |
| 2011 | 70° | 55° | 62° | — | — |
| 2010 | 66° | 56° | 61° | — | — |
| 2009 | 79° | 61° | 70° | 0.05" | — |
| 2008 | 72° | 58° | 65° | 0.33" | — |
| 2007 | 72° | 53° | 62° | — | — |
| 2006 | 73° | 59° | 66° | — | — |
| 2005 | 79° | 56° | 67° | — | — |
| 2004 | 91° | 62° | 77° | — | — |
| 2003 | 75° | 59° | 67° | 0.28" | — |
| 2002 | 82° | 58° | 70° | — | — |
| 2001 | 87° | 58° | 72° | — | — |
| 2000 | 75° | 58° | 66° | — | — |
| 1999 | 79° | 58° | 68° | — | — |
| 1997 | 80° | 59° | 70° | — | — |
| 1996 | 83° | 58° | 70° | — | — |
| 1995 | 74° | 52° | 63° | — | — |
| 1994 | 77° | 57° | 67° | 0.43" | — |
| 1993 | 76° | 57° | 66° | — | — |
| 1992 | 76° | 51° | 63° | — | — |
| 1991 | 65° | 59° | 62° | 1.73" | — |
| 1990 | 84° | 56° | 70° | — | — |
| 1989 | 74° | 57° | 65° | — | — |
| 1988 | 71° | 58° | 64° | — | — |
| 1987 | 84° | 60° | 72° | — | — |
| 1986 | 89° | 61° | 75° | — | — |
| 1985 | 70° | 56° | 63° | 0.36" | — |
| 1984 | 80° | 62° | 71° | — | — |
| 1983 | 75° | 59° | 67° | — | — |
| 1982 | 78° | 57° | 68° | 0.03" | — |
| 1981warmest | 103° | 70° | 86° | — | — |
| 1980 | 87° | 57° | 72° | — | — |
| 1979 | 78° | 56° | 67° | — | — |
| 1978 | 93° | 60° | 77° | — | — |
| 1977 | 92° | 59° | 75° | — | — |
| 1976 | 64° | 57° | 61° | — | — |
| 1975coldest | 71° | 50° | 61° | — | — |
| 1974 | 76° | 55° | 65° | — | — |
| 1973 | 81° | 58° | 69° | — | — |
| 1972 | 93° | 59° | 76° | — | — |
| 1971 | 90° | 64° | 77° | — | — |
54 years of data from SEATTLE UNIV OF WASHIN