Weather on August 27
Hillsboro, OR
55 Years of Data
Avg High
82°F
Avg Low
52°F
Warmest
1974
79°F avg
Coldest
2000
55°F avg
About This Date
August 27th 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 27th was in 1974 (79°F average), while the coldest was 2000 (55°F) — a 24°F range across recorded history. Rain or other precipitation has occurred on about 11% of August 27th dates historically, with the wettest August 27th recording 0.56" of rain. The last decade has been 3.4°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.4°F warmer on this date compared to 20-30 years ago.
Planning for August 27th in Hillsboro, OR? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
0.4°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 89° | 64° | 77° | 0.13" | — |
| 2024 | 74° | 50° | 62° | — | — |
| 2023 | 86° | 60° | 73° | — | — |
| 2022 | 74° | 53° | 63° | — | — |
| 2021 | 72° | 54° | 63° | — | — |
| 2020 | 85° | 47° | 66° | — | — |
| 2019 | 97° | 54° | 75° | — | — |
| 2018 | 78° | 56° | 67° | — | — |
| 2017 | 97° | 51° | 74° | — | — |
| 2016 | 82° | 53° | 68° | — | — |
| 2015 | 89° | 50° | 70° | — | — |
| 2014 | 91° | 57° | 74° | — | — |
| 2013 | 79° | 61° | 70° | 0.03" | — |
| 2012 | 76° | 47° | 61° | — | — |
| 2011 | 89° | 54° | 71° | — | — |
| 2010 | 73° | 45° | 59° | — | — |
| 2009 | 90° | 48° | 69° | — | — |
| 2008 | 72° | 52° | 62° | — | — |
| 2007 | 77° | 44° | 61° | — | — |
| 2006 | 97° | 51° | 74° | — | — |
| 2005 | 84° | 46° | 65° | — | — |
| 2004 | 74° | 55° | 64° | — | — |
| 2003 | 75° | 59° | 67° | — | — |
| 2002 | 89° | 53° | 71° | — | — |
| 2001 | 83° | 52° | 67° | — | — |
| 2000coldest | 71° | 40° | 55° | — | — |
| 1999 | 87° | 53° | 70° | — | — |
| 1998 | 88° | 55° | 71° | — | — |
| 1997 | 74° | 56° | 65° | 0.56" | — |
| 1996 | 68° | 50° | 59° | — | — |
| 1995 | 79° | 53° | 66° | — | — |
| 1994 | 92° | 50° | 71° | 0.13" | — |
| 1993 | 80° | 45° | 62° | — | — |
| 1992 | 92° | 48° | 70° | — | — |
| 1991 | 63° | 55° | 59° | 0.25" | — |
| 1990 | 78° | 54° | 66° | — | — |
| 1989 | 86° | 50° | 68° | — | — |
| 1988 | 82° | 53° | 68° | — | — |
| 1987 | 91° | 54° | 72° | — | — |
| 1986 | 100° | 58° | 79° | — | — |
| 1985 | 90° | 49° | 69° | — | — |
| 1984 | 91° | 50° | 71° | — | — |
| 1983 | 78° | 54° | 66° | — | — |
| 1982 | 75° | 54° | 64° | — | — |
| 1981 | 78° | 42° | 60° | — | — |
| 1980 | 78° | 47° | 62° | — | — |
| 1979 | 78° | 52° | 65° | — | — |
| 1978 | 79° | 48° | 63° | — | — |
| 1977 | 67° | 51° | 59° | — | — |
| 1976 | 80° | 56° | 68° | — | — |
| 1975 | 69° | 56° | 62° | 0.43" | — |
| 1974warmest | 97° | 61° | 79° | — | — |
| 1973 | 66° | 52° | 59° | — | — |
| 1972 | 100° | 56° | 78° | — | — |
| 1971 | 81° | 48° | 64° | — | — |
55 years of data from HILLSBORO