Weather on May 4
Hillsboro, OR
55 Years of Data
Avg High
64°F
Avg Low
43°F
Warmest
2017
69°F avg
Coldest
2010
42°F avg
About This Date
May 4th in Hillsboro, OR typically brings mild spring weather, with average highs around 64°F and lows near 43°F. Over 55 years of records, the warmest May 4th was in 2017 (69°F average), while the coldest was 2010 (42°F) — a 27°F range across recorded history. Rain or other precipitation has occurred on about 53% of May 4th dates historically, with the wettest May 4th recording 2.41" of rain. The last decade has been 1.4°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.4°F warmer on this date compared to 20-30 years ago.
Planning for May 4th in Hillsboro, OR? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Warming Trend
0.3°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 65° | 35° | 50° | — | — |
| 2024 | 51° | 47° | 49° | 2.16" | — |
| 2023 | 55° | 47° | 51° | 1.5" | — |
| 2022 | 72° | 42° | 57° | — | — |
| 2021 | 68° | 45° | 56° | — | — |
| 2020 | 68° | 35° | 52° | 0.2" | — |
| 2019 | 74° | 42° | 58° | — | — |
| 2018 | 68° | 50° | 59° | — | — |
| 2017warmest | 82° | 55° | 69° | 0.36" | — |
| 2016 | 62° | 50° | 56° | — | — |
| 2015 | 65° | 40° | 52° | — | — |
| 2014 | 60° | 50° | 55° | 0.23" | — |
| 2013 | 83° | 43° | 63° | — | — |
| 2012 | 54° | 37° | 45° | 0.3" | — |
| 2011 | 71° | 36° | 53° | — | — |
| 2010coldest | 50° | 33° | 42° | 0.46" | — |
| 2009 | 55° | 42° | 49° | 2.41" | — |
| 2008 | 72° | 39° | 55° | — | — |
| 2007 | 56° | 39° | 47° | 0.25" | — |
| 2006 | 76° | 38° | 57° | — | — |
| 2005 | 69° | 52° | 60° | 1.3" | — |
| 2004 | 63° | 50° | 56° | 0.03" | — |
| 2003 | 55° | 46° | 51° | 0.2" | — |
| 2002 | 60° | 37° | 49° | — | — |
| 2001 | 65° | 40° | 52° | 0.03" | — |
| 2000 | 61° | 46° | 53° | 0.46" | — |
| 1999 | 56° | 39° | 47° | 0.18" | — |
| 1998 | 73° | 55° | 64° | — | — |
| 1997 | 67° | 51° | 59° | 0.03" | — |
| 1996 | 61° | 44° | 52° | — | — |
| 1995 | 64° | 47° | 55° | 1.42" | — |
| 1994 | 59° | 45° | 52° | 0.69" | — |
| 1993 | 61° | 44° | 52° | — | — |
| 1992 | 89° | 46° | 68° | — | — |
| 1991 | 65° | 42° | 53° | — | — |
| 1990 | 76° | 45° | 60° | — | — |
| 1989 | 75° | 46° | 61° | — | — |
| 1988 | 52° | 40° | 46° | 0.41" | — |
| 1987 | 71° | 51° | 61° | — | — |
| 1986 | 64° | 38° | 51° | — | — |
| 1985 | 60° | 37° | 49° | 0.1" | — |
| 1984 | 60° | 37° | 49° | 0.03" | — |
| 1983 | 64° | 37° | 51° | — | — |
| 1982 | 57° | 33° | 45° | 0.05" | — |
| 1981 | 55° | 35° | 45° | 0.08" | — |
| 1980 | 73° | 39° | 56° | — | — |
| 1979 | 58° | 50° | 54° | 1.22" | — |
| 1978 | 53° | 40° | 46° | 0.28" | — |
| 1977 | 56° | 38° | 47° | 0.1" | — |
| 1976 | 60° | 46° | 53° | 0.03" | — |
| 1975 | 52° | 40° | 46° | 0.48" | — |
| 1974 | 78° | 41° | 60° | — | — |
| 1973 | 64° | 45° | 54° | 0.1" | — |
| 1972 | 75° | 44° | 60° | — | — |
| 1971 | 66° | 46° | 56° | — | — |
55 years of data from HILLSBORO