All-time weather records — Wilsonville, OR

Record high
105.1°F
August 11, 1981
Record low
-16.1°F
December 23, 1998
Wettest day
4.80 in
October 27, 1994

Climate change signal in Wilsonville

0%

of Wilsonville's all-time daily heat records were set in the last decade (0 of 366 records since 2015).

0%

of all-time daily cold records were set in the last decade (0 of 366 records since 2015).

If records were spread evenly across the station's history, you'd expect roughly 5% per decade. Decade-by-decade, here's where each record-breaking day was set:

Decade Heat records set # Cold records set #
1960s
55
99
1970s
73
132
1980s
85
61
1990s
96
58
2000s
57
16

Records are the all-time daily extremes that are still standing — each daily record can only be held by one year. The station's earliest hot record was set in 1963, the latest in 2007. Period of observation: 1963-2007.

Records by month

Month Hottest day Coldest day Wettest day
January 64.9°F — Jan 18, 2005 3.9°F — Jan 12, 1996 2.02 in — Jan 31, 1997
February 72.0°F — Mar 1, 1968 8.1°F — Feb 3, 1989 2.70 in — Feb 6, 1996
March 78.1°F — Mar 28, 1994 19.9°F — Mar 1, 1971 2.00 in — Mar 4, 2007
April 86.0°F — Apr 26, 2004 16.0°F — Apr 3, 1982 4.20 in — Apr 10, 1982
May 100.9°F — May 29, 1983 28.9°F — May 2, 1964 1.78 in — May 17, 1991
June 104.0°F — Jun 23, 1992 34.0°F — Jun 1, 1966 1.59 in — Jun 21, 1984
July 104.0°F — Jul 21, 2006 41.0°F — Jul 13, 1970 1.76 in — Jul 18, 1987
August 105.1°F — Aug 11, 1981 37.0°F — Aug 29, 1965 1.40 in — Aug 29, 1983
September 105.1°F — Sep 3, 1988 30.0°F — Sep 27, 1972 2.04 in — Sep 30, 2005
October 95.0°F — Oct 2, 1988 25.0°F — Oct 28, 1971 4.80 in — Oct 27, 1994
November 72.0°F — Nov 2, 1969 14.0°F — Nov 24, 1985 3.71 in — Nov 19, 1996
December 66.9°F — Dec 10, 1993 -16.1°F — Dec 23, 1998 2.30 in — Dec 22, 1964

Click a month to see every daily record for that month in Wilsonville.