Weather on March 22
Hillsboro, OR
55 Years of Data
Avg High
57°F
Avg Low
37°F
Warmest
1998
60°F avg
Coldest
2013
38°F avg
About This Date
March 22nd in Hillsboro, OR typically brings cool spring weather, with average highs around 57°F and lows near 37°F. Over 56 years of records, the warmest March 22nd was in 1998 (60°F average), while the coldest was 2013 (38°F) — a 22°F range across recorded history. Rain or other precipitation has occurred on about 55% of March 22nd dates historically, with the wettest March 22nd recording 1.98" of rain. The last decade has been 2.1°F cooler on this date compared to 20-30 years ago.
The last decade has been 2.1°F cooler on this date compared to 20-30 years ago.
Planning for March 22nd in Hillsboro, OR? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella.
Cooling Trend
0.3°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 60° | 29° | 44° | — | — |
| 2025 | 54° | 36° | 45° | 0.08" | — |
| 2024 | 57° | 44° | 51° | 0.38" | — |
| 2023 | 63° | 33° | 48° | — | — |
| 2022 | 67° | 47° | 57° | 0.03" | — |
| 2021 | 54° | 36° | 45° | 0.25" | — |
| 2020 | 62° | 30° | 46° | — | — |
| 2019 | 53° | 41° | 47° | 0.15" | — |
| 2018 | 50° | 38° | 44° | 1.02" | — |
| 2017 | 55° | 38° | 46° | — | — |
| 2016 | 56° | 42° | 49° | 0.13" | — |
| 2015 | 56° | 42° | 49° | 0.18" | — |
| 2014 | 62° | 28° | 45° | — | — |
| 2013coldest | 47° | 29° | 38° | 0.1" | — |
| 2012 | 46° | 31° | 39° | 0.18" | — |
| 2011 | 50° | 33° | 42° | 0.03" | — |
| 2010 | 54° | 37° | 45° | 0.03" | — |
| 2009 | 49° | 31° | 40° | — | — |
| 2008 | 58° | 28° | 43° | — | — |
| 2007 | 58° | 37° | 47° | — | — |
| 2006 | 56° | 45° | 50° | 0.1" | — |
| 2005 | 49° | 33° | 41° | — | — |
| 2004 | 71° | 44° | 58° | — | — |
| 2003 | 53° | 46° | 50° | 1.98" | — |
| 2002 | 49° | 32° | 40° | — | — |
| 2001 | 67° | 28° | 47° | — | — |
| 2000 | 58° | 41° | 49° | 0.25" | — |
| 1999 | 63° | 39° | 51° | 0.13" | — |
| 1998warmest | 67° | 54° | 60° | 1.07" | — |
| 1997 | 65° | 47° | 56° | — | — |
| 1996 | 53° | 36° | 44° | 0.03" | — |
| 1995 | 53° | 32° | 43° | — | — |
| 1994 | 49° | 35° | 42° | 0.58" | — |
| 1993 | 65° | 43° | 54° | 0.08" | — |
| 1992 | 70° | 36° | 53° | — | — |
| 1991 | 55° | 39° | 47° | 0.08" | — |
| 1990 | 67° | 39° | 53° | — | — |
| 1989 | 56° | 39° | 47° | — | — |
| 1988 | 57° | 42° | 50° | 0.05" | — |
| 1987 | 61° | 32° | 46° | — | — |
| 1986 | 59° | 35° | 47° | 0.3" | — |
| 1985 | 50° | 37° | 44° | 0.48" | — |
| 1984 | 54° | 40° | 47° | 0.05" | — |
| 1983 | 55° | 44° | 50° | 0.23" | — |
| 1982 | 62° | 31° | 46° | — | — |
| 1981 | 57° | 37° | 47° | 0.3" | — |
| 1980 | 58° | 34° | 46° | — | — |
| 1979 | 71° | 34° | 52° | — | — |
| 1978 | 62° | 47° | 54° | — | — |
| 1977 | 61° | 32° | 46° | — | — |
| 1976 | 59° | 32° | 46° | 1.22" | — |
| 1975 | 51° | 38° | 44° | 0.05" | — |
| 1974 | 54° | 36° | 45° | — | — |
| 1973 | 52° | 37° | 44° | — | — |
| 1972 | 54° | 40° | 47° | 1.88" | — |
| 1971 | 55° | 45° | 50° | 1.02" | — |
56 years of data from HILLSBORO