Weather on August 28
Hillsboro, OR
55 Years of Data
Avg High
82°F
Avg Low
52°F
Warmest
1974
82°F avg
Coldest
1980
55°F avg
About This Date
August 28th in Hillsboro, OR typically brings warm summer weather, with average highs around 82°F and lows near 52°F — a 30°F daily swing. Over 55 years of records, the warmest August 28th was in 1974 (82°F average), while the coldest was 1980 (55°F) — a 27°F range across recorded history. Rain or other precipitation has occurred on about 20% of August 28th dates historically. The last decade has been 1.7°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.7°F warmer on this date compared to 20-30 years ago.
Planning for August 28th in Hillsboro, OR? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 90° | 59° | 74° | — | — |
| 2024 | 77° | 45° | 61° | — | — |
| 2023 | 71° | 61° | 66° | — | — |
| 2022 | 81° | 48° | 64° | — | — |
| 2021 | 88° | 46° | 67° | — | — |
| 2020 | 85° | 48° | 66° | — | — |
| 2019 | 98° | 54° | 76° | 0.03" | — |
| 2018 | 88° | 47° | 67° | — | — |
| 2017 | 99° | 55° | 77° | — | — |
| 2016 | 85° | 50° | 67° | — | — |
| 2015 | 78° | 60° | 69° | 0.05" | — |
| 2014 | 83° | 54° | 68° | — | — |
| 2013 | 80° | 58° | 69° | 0.15" | — |
| 2012 | 76° | 49° | 62° | — | — |
| 2011 | 83° | 51° | 67° | — | — |
| 2010 | 74° | 48° | 61° | — | — |
| 2009 | 77° | 50° | 64° | 0.08" | — |
| 2008 | 81° | 49° | 65° | — | — |
| 2007 | 87° | 46° | 67° | — | — |
| 2006 | 94° | 54° | 74° | — | — |
| 2005 | 81° | 50° | 65° | — | — |
| 2004 | 76° | 51° | 63° | — | — |
| 2003 | 86° | 47° | 66° | — | — |
| 2002 | 96° | 53° | 75° | — | — |
| 2001 | 80° | 50° | 65° | — | — |
| 2000 | 81° | 40° | 60° | — | — |
| 1999 | 82° | 58° | 70° | — | — |
| 1998 | 92° | 57° | 74° | — | — |
| 1997 | 72° | 57° | 64° | 0.36" | — |
| 1996 | 83° | 50° | 66° | — | — |
| 1995 | 76° | 52° | 64° | 0.08" | — |
| 1994 | 77° | 55° | 66° | — | — |
| 1993 | 77° | 50° | 64° | — | — |
| 1992 | 89° | 45° | 67° | — | — |
| 1991 | 64° | 57° | 61° | 0.25" | — |
| 1990 | 81° | 59° | 70° | 0.03" | — |
| 1989 | 79° | 52° | 65° | — | — |
| 1988 | 93° | 54° | 73° | — | — |
| 1987 | 91° | 51° | 71° | — | — |
| 1986 | 83° | 61° | 72° | — | — |
| 1985 | 75° | 50° | 63° | — | — |
| 1984 | 75° | 40° | 57° | — | — |
| 1983 | 80° | 52° | 66° | — | — |
| 1982 | 72° | 54° | 63° | — | — |
| 1981 | 78° | 48° | 63° | — | — |
| 1980coldest | 72° | 38° | 55° | — | — |
| 1979 | 71° | 59° | 65° | 0.03" | — |
| 1978 | 87° | 51° | 69° | — | — |
| 1977 | 72° | 59° | 65° | 0.1" | — |
| 1976 | 89° | 50° | 70° | — | — |
| 1975 | 65° | 54° | 59° | 0.25" | — |
| 1974warmest | 98° | 66° | 82° | — | — |
| 1973 | 78° | 46° | 62° | — | — |
| 1972 | 93° | 56° | 74° | — | — |
| 1971 | 91° | 53° | 72° | — | — |
55 years of data from HILLSBORO