Weather on August 27
Bellevue, WA
55 Years of Data
Avg High
76°F
Avg Low
56°F
Warmest
1986
76°F avg
Coldest
1991
59°F avg
About This Date
August 27th in Bellevue, WA typically brings pleasant summer weather, with average highs around 76°F and lows near 56°F. Over 54 years of records, the warmest August 27th was in 1986 (76°F average), while the coldest was 1991 (59°F) — a 17°F range across recorded history. Rain or other precipitation has occurred on about 20% of August 27th dates historically, with the wettest August 27th recording 2.08" of rain. The last decade has been 1.8°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.8°F warmer on this date compared to 20-30 years ago.
Planning for August 27th in Bellevue, WA? Great weather for outdoor activities.
Warming Trend
0.5°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 78° | 63° | 70° | — | — |
| 2024 | 70° | 54° | 62° | 0.38" | — |
| 2023 | 84° | 57° | 71° | — | — |
| 2022 | 71° | 56° | 63° | 0.08" | — |
| 2021 | 69° | 58° | 63° | 0.08" | — |
| 2020 | 78° | 54° | 66° | — | — |
| 2019 | 82° | 59° | 71° | — | — |
| 2018 | 77° | 56° | 66° | — | — |
| 2017 | 86° | 58° | 72° | — | — |
| 2016 | 70° | 59° | 64° | — | — |
| 2015 | 84° | 58° | 71° | — | — |
| 2014 | 86° | 63° | 74° | — | — |
| 2013 | 81° | 63° | 72° | 0.03" | — |
| 2012 | 76° | 54° | 65° | — | — |
| 2011 | 82° | 59° | 71° | — | — |
| 2010 | 69° | 53° | 61° | — | — |
| 2009 | 85° | 53° | 69° | — | — |
| 2008 | 68° | 54° | 61° | 0.08" | — |
| 2007 | 72° | 54° | 63° | — | — |
| 2006 | 85° | 59° | 72° | — | — |
| 2005 | 77° | 54° | 65° | — | — |
| 2004 | 70° | 61° | 65° | — | — |
| 2003 | 76° | 59° | 67° | — | — |
| 2002 | 81° | 55° | 68° | — | — |
| 2001 | 73° | 52° | 62° | — | — |
| 2000 | 68° | 52° | 60° | — | — |
| 1999 | 81° | 57° | 69° | — | — |
| 1997 | 73° | 58° | 65° | 0.05" | — |
| 1996 | 68° | 60° | 64° | — | — |
| 1995 | 72° | 54° | 63° | — | — |
| 1994 | 88° | 59° | 73° | — | — |
| 1993 | 73° | 55° | 64° | — | — |
| 1992 | 78° | 57° | 68° | — | — |
| 1991coldest | 66° | 51° | 59° | 2.08" | — |
| 1990 | 79° | 54° | 66° | — | — |
| 1989 | 77° | 55° | 66° | — | — |
| 1988 | 80° | 57° | 69° | — | — |
| 1987 | 80° | 57° | 69° | — | — |
| 1986warmest | 87° | 64° | 76° | — | — |
| 1985 | 70° | 55° | 62° | — | — |
| 1984 | 64° | 56° | 60° | 0.28" | — |
| 1983 | 79° | 58° | 68° | — | — |
| 1982 | 71° | 60° | 66° | — | — |
| 1981 | 76° | 56° | 66° | — | — |
| 1980 | 65° | 55° | 60° | 0.18" | — |
| 1979 | 80° | 48° | 64° | — | — |
| 1978 | 74° | 54° | 64° | — | — |
| 1977 | 68° | 54° | 61° | — | — |
| 1976 | 69° | 56° | 62° | 0.05" | — |
| 1975 | 80° | 58° | 69° | 0.03" | — |
| 1974 | 80° | 57° | 69° | — | — |
| 1973 | 68° | 54° | 61° | — | — |
| 1972 | 87° | 58° | 72° | — | — |
| 1971 | 75° | 53° | 64° | — | — |
54 years of data from SEATTLE UNIV OF WASHIN