Weather on August 13
Seattle, WA
55 Years of Data
Avg High
77°F
Avg Low
59°F
Warmest
2021
80°F avg
Coldest
1976
59°F avg
About This Date
August 13th in Seattle, WA typically brings pleasant summer weather, with average highs around 77°F and lows near 59°F. Over 54 years of records, the warmest August 13th was in 2021 (80°F average), while the coldest was 1976 (59°F) — a 21°F range across recorded history. Rain or other precipitation has occurred on about 7% of August 13th dates historically, with the wettest August 13th recording 0.97" of rain. The last decade has been 1.1°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.1°F warmer on this date compared to 20-30 years ago.
Planning for August 13th in Seattle, WA? Great weather for outdoor activities.
Warming Trend
1.2°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 81° | 63° | 72° | — | — |
| 2024 | 73° | 61° | 67° | — | — |
| 2023 | 86° | 64° | 75° | — | — |
| 2022 | 76° | 60° | 68° | — | — |
| 2021warmest | 92° | 68° | 80° | — | — |
| 2020 | 75° | 54° | 64° | — | — |
| 2019 | 84° | 60° | 72° | — | — |
| 2018 | 75° | 58° | 66° | — | — |
| 2017 | 71° | 61° | 66° | — | — |
| 2016 | 90° | 65° | 77° | — | — |
| 2015 | 85° | 63° | 74° | — | — |
| 2014 | 75° | 63° | 69° | — | — |
| 2013 | 83° | 60° | 71° | — | — |
| 2012 | 84° | 61° | 72° | — | — |
| 2011 | 71° | 54° | 62° | — | — |
| 2010 | 86° | 62° | 74° | — | — |
| 2009 | 66° | 57° | 62° | 0.74" | — |
| 2008 | 79° | 61° | 70° | — | — |
| 2007 | 74° | 56° | 65° | — | — |
| 2006 | 80° | 56° | 68° | — | — |
| 2005 | 86° | 60° | 73° | — | — |
| 2004 | 82° | 58° | 70° | — | — |
| 2003 | 80° | 56° | 68° | — | — |
| 2002 | 91° | 66° | 79° | — | — |
| 2001 | 78° | 58° | 68° | — | — |
| 2000 | 72° | 50° | 61° | — | — |
| 1999 | 70° | 58° | 64° | — | — |
| 1997 | 85° | 64° | 74° | — | — |
| 1996 | 80° | 57° | 69° | — | — |
| 1995 | 74° | 51° | 62° | — | — |
| 1994 | 83° | 57° | 70° | — | — |
| 1993 | 67° | 58° | 62° | — | — |
| 1992 | 92° | 66° | 79° | — | — |
| 1991 | 76° | 57° | 66° | — | — |
| 1990 | 76° | 60° | 68° | — | — |
| 1989 | 73° | 61° | 67° | — | — |
| 1988 | 69° | 58° | 63° | — | — |
| 1987 | 67° | 57° | 62° | 0.43" | — |
| 1986 | 81° | 60° | 70° | — | — |
| 1985 | 83° | 57° | 70° | — | — |
| 1984 | 72° | 56° | 64° | — | — |
| 1983 | 79° | 58° | 68° | — | — |
| 1982 | 65° | 57° | 61° | 0.97" | — |
| 1981 | 83° | 62° | 72° | — | — |
| 1980 | 70° | 59° | 64° | — | — |
| 1979 | 70° | 58° | 64° | — | — |
| 1978 | 71° | 58° | 64° | — | — |
| 1977 | 86° | 62° | 74° | — | — |
| 1976coldest | 61° | 57° | 59° | 0.18" | — |
| 1975 | 79° | 56° | 67° | — | — |
| 1974 | 71° | 56° | 63° | — | — |
| 1973 | 75° | 59° | 67° | — | — |
| 1972 | 72° | 53° | 62° | — | — |
| 1971 | 74° | 57° | 65° | — | — |
54 years of data from SEATTLE URBAN SITE