Weather on June 30
Hillsboro, OR
55 Years of Data
Avg High
77°F
Avg Low
52°F
Warmest
1987
78°F avg
Coldest
1973
54°F avg
About This Date
June 30th in Hillsboro, OR typically brings pleasant summer weather, with average highs around 77°F and lows near 52°F — a 25°F daily swing. Over 55 years of records, the warmest June 30th was in 1987 (78°F average), while the coldest was 1973 (54°F) — a 24°F range across recorded history. Rain or other precipitation has occurred on about 16% of June 30th dates historically, with the wettest June 30th recording 1.4" 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 June 30th in Hillsboro, OR? Great weather for outdoor activities.
Warming Trend
1.3°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 96° | 60° | 78° | — | — |
| 2024 | 79° | 59° | 69° | — | — |
| 2023 | 87° | 55° | 71° | — | — |
| 2022 | 81° | 47° | 64° | — | — |
| 2021 | 74° | 61° | 67° | — | — |
| 2020 | 71° | 56° | 63° | — | — |
| 2019 | 83° | 50° | 66° | — | — |
| 2018 | 78° | 49° | 63° | — | — |
| 2017 | 88° | 55° | 71° | — | — |
| 2016 | 79° | 50° | 64° | — | — |
| 2015 | 94° | 58° | 76° | — | — |
| 2014 | 85° | 49° | 67° | — | — |
| 2013 | 95° | 58° | 76° | — | — |
| 2012 | 71° | 60° | 66° | 0.13" | — |
| 2011 | 66° | 49° | 57° | — | — |
| 2010 | 71° | 42° | 57° | — | — |
| 2009 | 79° | 41° | 60° | — | — |
| 2008 | 88° | 57° | 72° | — | — |
| 2007 | 77° | 42° | 60° | — | — |
| 2006 | 89° | 51° | 70° | — | — |
| 2005 | 82° | 53° | 68° | — | — |
| 2004 | 83° | 49° | 66° | — | — |
| 2003 | 72° | 55° | 63° | — | — |
| 2002 | 73° | 53° | 63° | — | — |
| 2001 | 74° | 46° | 60° | — | — |
| 2000 | 73° | 45° | 59° | — | — |
| 1999 | 72° | 56° | 64° | 0.05" | — |
| 1998 | 75° | 56° | 65° | — | — |
| 1997 | 73° | 57° | 65° | 0.15" | — |
| 1996 | 83° | 55° | 69° | — | — |
| 1995 | 97° | 57° | 77° | — | — |
| 1994 | 74° | 51° | 62° | — | — |
| 1993 | 73° | 50° | 62° | — | — |
| 1992 | 71° | 54° | 62° | — | — |
| 1991 | 67° | 55° | 61° | — | — |
| 1990 | 82° | 57° | 70° | — | — |
| 1989 | 61° | 53° | 57° | 1.4" | — |
| 1988 | 70° | 47° | 58° | — | — |
| 1987warmest | 95° | 60° | 78° | — | — |
| 1986 | 71° | 45° | 58° | — | — |
| 1985 | 67° | 47° | 57° | — | — |
| 1984 | 67° | 43° | 55° | 0.56" | — |
| 1983 | 68° | 55° | 62° | 0.38" | — |
| 1982 | 75° | 57° | 66° | — | — |
| 1981 | 82° | 58° | 70° | — | — |
| 1980 | 72° | 42° | 57° | — | — |
| 1979 | 67° | 52° | 59° | 0.08" | — |
| 1978 | 69° | 59° | 64° | — | — |
| 1977 | 90° | 52° | 71° | — | — |
| 1976 | 65° | 44° | 54° | 0.2" | — |
| 1975 | 78° | 45° | 61° | 0.25" | — |
| 1974 | 83° | 57° | 70° | — | — |
| 1973coldest | 65° | 44° | 54° | — | — |
| 1972 | 82° | 54° | 68° | — | — |
| 1971 | 77° | 44° | 61° | — | — |
55 years of data from HILLSBORO