Weather on August 15
Vancouver, WA
55 Years of Data
Avg High
81°F
Avg Low
56°F
Warmest
2023
85°F avg
Coldest
1979
56°F avg
About This Date
August 15th in Vancouver, WA typically brings warm summer weather, with average highs around 81°F and lows near 56°F — a 25°F daily swing. Over 55 years of records, the warmest August 15th was in 2023 (85°F average), while the coldest was 1979 (56°F) — a 29°F range across recorded history. Rain or other precipitation has occurred on about 13% of August 15th dates historically, with the wettest August 15th recording 1.68" of rain. The last decade has been 5.9°F warmer on this date compared to 20-30 years ago.
The last decade has been 5.9°F warmer on this date compared to 20-30 years ago.
Planning for August 15th in Vancouver, WA? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
2.8°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 75° | 66° | 71° | 0.13" | — |
| 2024 | 78° | 63° | 70° | — | — |
| 2023warmest | 102° | 68° | 85° | — | — |
| 2022 | 89° | 59° | 74° | — | — |
| 2021 | 93° | 64° | 79° | — | — |
| 2020 | 99° | 59° | 79° | — | — |
| 2019 | 82° | 57° | 70° | — | — |
| 2018 | 88° | 62° | 75° | — | — |
| 2017 | 82° | 52° | 67° | — | — |
| 2016 | 86° | 59° | 73° | — | — |
| 2015 | 76° | 62° | 69° | — | — |
| 2014 | 80° | 66° | 73° | — | — |
| 2013 | 80° | 67° | 73° | — | — |
| 2012 | 96° | 63° | 79° | — | — |
| 2011 | 79° | 60° | 69° | — | — |
| 2010 | 98° | 59° | 79° | — | — |
| 2009 | 68° | 55° | 62° | — | — |
| 2008 | 101° | 64° | 82° | — | — |
| 2007 | 89° | 58° | 73° | — | — |
| 2006 | 74° | 52° | 63° | — | — |
| 2005 | 90° | 59° | 74° | — | — |
| 2004 | 85° | 62° | 73° | — | — |
| 2003 | 78° | 62° | 70° | — | — |
| 2002 | 88° | 56° | 72° | — | — |
| 2001 | 79° | 58° | 68° | — | — |
| 2000 | 74° | 50° | 62° | — | — |
| 1999 | 75° | 55° | 65° | — | — |
| 1998 | 74° | 62° | 68° | — | — |
| 1997 | 77° | 59° | 68° | — | — |
| 1996 | 84° | 45° | 64° | — | — |
| 1995 | 72° | 59° | 65° | 0.03" | — |
| 1994 | 81° | 50° | 65° | — | — |
| 1993 | 67° | 52° | 59° | 0.03" | — |
| 1992 | 87° | 56° | 71° | — | — |
| 1991 | 86° | 55° | 71° | — | — |
| 1990 | 82° | 55° | 69° | — | — |
| 1989 | 73° | 45° | 59° | — | — |
| 1988 | 69° | 52° | 60° | — | — |
| 1987 | 70° | 55° | 62° | — | — |
| 1986 | 88° | 53° | 70° | — | — |
| 1985 | 90° | 48° | 69° | — | — |
| 1984 | 77° | 46° | 62° | — | — |
| 1983 | 80° | 54° | 67° | — | — |
| 1982 | 70° | 42° | 56° | — | — |
| 1981 | 86° | 54° | 70° | — | — |
| 1980 | 71° | 43° | 57° | — | — |
| 1979coldest | 67° | 46° | 56° | 0.05" | — |
| 1978 | 71° | 55° | 63° | 1.68" | — |
| 1977 | 83° | 53° | 68° | — | — |
| 1976 | 67° | 52° | 59° | 1.02" | — |
| 1975 | 82° | 52° | 67° | — | — |
| 1974 | 71° | 44° | 58° | — | — |
| 1973 | 78° | 49° | 63° | — | — |
| 1972 | 71° | 54° | 62° | 0.03" | — |
| 1971 | 77° | 50° | 64° | — | — |
55 years of data from VANCOUVER PEARSON AP