Weather on August 31
Vancouver, WA
55 Years of Data
Avg High
76°F
Avg Low
54°F
Warmest
2024
78°F avg
Coldest
1973
51°F avg
About This Date
August 31st in Vancouver, WA typically brings pleasant summer weather, with average highs around 76°F and lows near 54°F. Over 55 years of records, the warmest August 31st was in 2024 (78°F average), while the coldest was 1973 (51°F) — a 27°F range across recorded history. Rain or other precipitation has occurred on about 29% of August 31st dates historically, with the wettest August 31st recording 1.83" 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 31st in Vancouver, WA? Great weather for outdoor activities.
Warming Trend
1.7°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 81° | 57° | 69° | — | — |
| 2024warmest | 98° | 57° | 78° | — | — |
| 2023 | 66° | 62° | 64° | 1.5" | — |
| 2022 | 92° | 63° | 77° | — | — |
| 2021 | 68° | 49° | 58° | — | — |
| 2020 | 76° | 58° | 67° | — | — |
| 2019 | 83° | 56° | 69° | — | — |
| 2018 | 75° | 59° | 67° | — | — |
| 2017 | 83° | 64° | 73° | — | — |
| 2016 | 69° | 55° | 62° | 0.18" | — |
| 2015 | 74° | 61° | 67° | — | — |
| 2014 | 76° | 57° | 66° | — | — |
| 2013 | 89° | 56° | 72° | — | — |
| 2012 | 76° | 56° | 66° | — | — |
| 2011 | 71° | 54° | 62° | — | — |
| 2010 | 64° | 55° | 60° | 0.48" | — |
| 2009 | 81° | 61° | 71° | — | — |
| 2008 | 64° | 46° | 55° | 0.56" | — |
| 2007 | 77° | 58° | 67° | — | — |
| 2006 | 78° | 45° | 61° | — | — |
| 2005 | 80° | 56° | 68° | — | — |
| 2004 | 87° | 56° | 71° | — | — |
| 2003 | 83° | 58° | 70° | — | — |
| 2002 | 82° | 57° | 70° | — | — |
| 2001 | 79° | 60° | 69° | — | — |
| 2000 | 68° | 54° | 61° | — | — |
| 1999 | 66° | 50° | 58° | 0.08" | — |
| 1998 | 99° | 55° | 77° | — | — |
| 1997 | 80° | 54° | 67° | — | — |
| 1996 | 79° | 55° | 67° | — | — |
| 1995 | 87° | 54° | 70° | — | — |
| 1994 | 85° | 53° | 69° | — | — |
| 1993 | 86° | 44° | 65° | — | — |
| 1992 | 80° | 53° | 67° | — | — |
| 1991 | 76° | 61° | 68° | 0.69" | — |
| 1990 | 76° | 49° | 62° | 0.03" | — |
| 1989 | 66° | 57° | 62° | — | — |
| 1988 | 74° | 43° | 58° | — | — |
| 1987 | 95° | 58° | 76° | — | — |
| 1986 | 69° | 55° | 62° | 0.25" | — |
| 1985 | 70° | 46° | 58° | — | — |
| 1984 | 73° | 54° | 63° | 0.28" | — |
| 1983 | 74° | 58° | 66° | 0.05" | — |
| 1982 | 70° | 49° | 59° | — | — |
| 1981 | 72° | 45° | 58° | — | — |
| 1980 | 60° | 50° | 55° | 0.79" | — |
| 1979 | 65° | 55° | 60° | 0.13" | — |
| 1978 | 74° | 59° | 66° | 0.05" | — |
| 1977 | 71° | 45° | 58° | — | — |
| 1976 | 78° | 56° | 67° | — | — |
| 1975 | 60° | 48° | 54° | 1.83" | — |
| 1974 | 67° | 59° | 63° | — | — |
| 1973coldest | 59° | 42° | 51° | 0.05" | — |
| 1972 | 76° | 45° | 60° | — | — |
| 1971 | 71° | 55° | 63° | 0.36" | — |
55 years of data from VANCOUVER PEARSON AP