Weather on August 28
Portland, OR
55 Years of Data
Avg High
80°F
Avg Low
58°F
Warmest
2017
81°F avg
Coldest
1980
58°F avg
About This Date
August 28th in Portland, OR typically brings warm summer weather, with average highs around 80°F and lows near 58°F. Over 55 years of records, the warmest August 28th was in 2017 (81°F average), while the coldest was 1980 (58°F) — a 23°F range across recorded history. Rain or other precipitation has occurred on about 16% of August 28th dates historically, with the wettest August 28th recording 1.14" 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 28th in Portland, OR? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
0.6°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 87° | 63° | 75° | — | — |
| 2024 | 74° | 50° | 62° | — | — |
| 2023 | 71° | 63° | 67° | — | — |
| 2022 | 78° | 54° | 66° | — | — |
| 2021 | 83° | 55° | 69° | — | — |
| 2020 | 82° | 57° | 70° | — | — |
| 2019 | 96° | 65° | 80° | — | — |
| 2018 | 86° | 57° | 72° | — | — |
| 2017warmest | 97° | 65° | 81° | — | — |
| 2016 | 83° | 56° | 69° | — | — |
| 2015 | 79° | 63° | 71° | — | — |
| 2014 | 81° | 60° | 70° | — | — |
| 2013 | 81° | 62° | 71° | 0.05" | — |
| 2012 | 75° | 55° | 65° | — | — |
| 2011 | 82° | 59° | 71° | — | — |
| 2010 | 74° | 54° | 64° | — | — |
| 2009 | 77° | 58° | 67° | — | — |
| 2008 | 80° | 55° | 68° | — | — |
| 2007 | 86° | 56° | 71° | — | — |
| 2006 | 91° | 64° | 78° | — | — |
| 2005 | 84° | 56° | 70° | — | — |
| 2004 | 75° | 56° | 65° | — | — |
| 2003 | 85° | 56° | 70° | — | — |
| 2002 | 95° | 65° | 80° | — | — |
| 2001 | 82° | 55° | 69° | — | — |
| 2000 | 79° | 50° | 64° | — | — |
| 1999 | 79° | 64° | 71° | — | — |
| 1998 | 90° | 62° | 76° | — | — |
| 1997 | 72° | 60° | 66° | 0.41" | — |
| 1996 | 82° | 55° | 69° | — | — |
| 1995 | 74° | 52° | 63° | 0.2" | — |
| 1994 | 75° | 60° | 68° | 0.05" | — |
| 1993 | 71° | 53° | 62° | — | — |
| 1992 | 78° | 52° | 65° | — | — |
| 1991 | 64° | 57° | 61° | 0.28" | — |
| 1990 | 80° | 60° | 70° | — | — |
| 1989 | 80° | 58° | 69° | — | — |
| 1988 | 95° | 65° | 80° | — | — |
| 1987 | 83° | 55° | 69° | — | — |
| 1986 | 70° | 61° | 65° | — | — |
| 1985 | 74° | 55° | 64° | — | — |
| 1984 | 73° | 50° | 62° | — | — |
| 1983 | 67° | 59° | 63° | 1.14" | — |
| 1982 | 80° | 55° | 68° | — | — |
| 1981 | 84° | 55° | 70° | — | — |
| 1980coldest | 69° | 47° | 58° | — | — |
| 1979 | 70° | 59° | 64° | 0.05" | — |
| 1978 | 86° | 57° | 72° | — | — |
| 1977 | 73° | 59° | 66° | 0.41" | — |
| 1976 | 86° | 59° | 73° | — | — |
| 1975 | 64° | 53° | 59° | 0.3" | — |
| 1974 | 95° | 63° | 79° | — | — |
| 1973 | 78° | 50° | 64° | — | — |
| 1972 | 91° | 67° | 79° | — | — |
| 1971 | 82° | 60° | 71° | — | — |
55 years of data from PORTLAND KGW-TV