Weather on May 28
Hillsboro, OR
55 Years of Data
Avg High
70°F
Avg Low
48°F
Warmest
1972
72°F avg
Coldest
1976
44°F avg
About This Date
May 28th in Hillsboro, OR typically brings pleasant spring weather, with average highs around 70°F and lows near 48°F. Over 55 years of records, the warmest May 28th was in 1972 (72°F average), while the coldest was 1976 (44°F) — a 28°F range across recorded history. Rain or other precipitation has occurred on about 38% of May 28th dates historically, with the wettest May 28th recording 2.21" 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 May 28th in Hillsboro, OR? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Warming Trend
0.4°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 82° | 51° | 67° | — | — |
| 2024 | 63° | 51° | 57° | 0.28" | — |
| 2023 | 72° | 42° | 57° | — | — |
| 2022 | 60° | 48° | 54° | 1.4" | — |
| 2021 | 69° | 45° | 57° | — | — |
| 2020 | 92° | 50° | 71° | — | — |
| 2019 | 70° | 53° | 61° | 0.05" | — |
| 2018 | 74° | 44° | 59° | — | — |
| 2017 | 85° | 52° | 68° | — | — |
| 2016 | 72° | 44° | 58° | — | — |
| 2015 | 85° | 49° | 67° | — | — |
| 2014 | 63° | 45° | 54° | 0.08" | — |
| 2013 | 64° | 50° | 57° | 0.36" | — |
| 2012 | 62° | 45° | 53° | — | — |
| 2011 | 59° | 39° | 49° | 0.08" | — |
| 2010 | 57° | 45° | 51° | 0.53" | — |
| 2009 | 87° | 44° | 66° | — | — |
| 2008 | 59° | 53° | 56° | — | — |
| 2007 | 68° | 47° | 57° | — | — |
| 2006 | 60° | 50° | 55° | — | — |
| 2005 | 73° | 55° | 64° | — | — |
| 2004 | 62° | 50° | 56° | 0.33" | — |
| 2003 | 87° | 52° | 69° | — | — |
| 2002 | 72° | 57° | 64° | 0.58" | — |
| 2001 | 59° | 38° | 48° | 0.1" | — |
| 2000 | 68° | 52° | 60° | 0.05" | — |
| 1999 | 66° | 48° | 57° | — | — |
| 1998 | 78° | 56° | 67° | — | — |
| 1997 | 71° | 62° | 67° | 1.37" | — |
| 1996 | 59° | 48° | 54° | 0.84" | — |
| 1995 | 86° | 54° | 70° | — | — |
| 1994 | 65° | 44° | 54° | — | — |
| 1993 | 72° | 55° | 63° | 2.21" | — |
| 1992 | 71° | 47° | 59° | — | — |
| 1991 | 61° | 49° | 55° | — | — |
| 1990 | 71° | 55° | 63° | 0.2" | — |
| 1989 | 63° | 40° | 51° | 0.18" | — |
| 1988 | 64° | 52° | 58° | 1.07" | — |
| 1987 | 61° | 51° | 56° | — | — |
| 1986 | 76° | 50° | 63° | — | — |
| 1985 | 67° | 50° | 58° | — | — |
| 1984 | 77° | 45° | 61° | — | — |
| 1983 | 89° | 54° | 71° | — | — |
| 1982 | 64° | 46° | 55° | 0.03" | — |
| 1981 | 75° | 45° | 60° | — | — |
| 1980 | 63° | 47° | 55° | — | — |
| 1979 | 61° | 34° | 47° | 0.05" | — |
| 1978 | 63° | 44° | 53° | — | — |
| 1977 | 63° | 43° | 53° | 0.1" | — |
| 1976coldest | 55° | 34° | 44° | 0.3" | — |
| 1975 | 76° | 45° | 60° | — | — |
| 1974 | 70° | 39° | 54° | — | — |
| 1973 | 78° | 46° | 62° | — | — |
| 1972warmest | 95° | 49° | 72° | — | — |
| 1971 | 77° | 44° | 61° | — | — |
55 years of data from HILLSBORO