All-time weather records — Island City, OR

Record high
108.0°F
June 30, 2021
Record low
-18.0°F
December 23, 1983
Wettest day
2.70 in
November 26, 1999

Climate change signal in Island City

30.3%

of Island City's all-time daily heat records were set in the last decade (111 of 366 records since 2015).

12.6%

of all-time daily cold records were set in the last decade (46 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
40
39
1970s
54
96
1980s
58
87
1990s
52
41
2000s
46
37
2010s
40
44
2020s
76
22

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 1965, the latest in 2026. Period of observation: 1965-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 61.0°F — Jan 31, 1971 -17.0°F — Jan 31, 1996 1.99 in — Jan 2, 1984
February 66.0°F — Feb 25, 1986 -14.1°F — Feb 1, 1996 1.55 in — Feb 6, 2020
March 80.1°F — Mar 21, 2026 6.1°F — Mar 1, 2018 1.04 in — Mar 15, 1995
April 88.0°F — Apr 24, 1977 16.0°F — Apr 13, 1968 1.64 in — Apr 30, 1990
May 95.0°F — May 29, 1983 24.1°F — May 1, 2013 2.30 in — May 20, 1991
June 108.0°F — Jun 30, 2021 21.9°F — Jun 1, 2020 1.55 in — Jun 20, 2013
July 108.0°F — Jul 1, 2021 32.0°F — Jul 7, 1971 1.43 in — Jul 3, 1998
August 106.0°F — Aug 3, 2024 30.9°F — Aug 20, 2000 1.90 in — Aug 31, 1984
September 102.9°F — Sep 3, 2022 23.0°F — Sep 29, 1985 0.92 in — Sep 12, 1972
October 89.1°F — Oct 2, 2001 9.0°F — Oct 30, 2019 1.45 in — Oct 29, 2012
November 71.1°F — Nov 1, 1988 -14.1°F — Nov 23, 1985 2.70 in — Nov 26, 1999
December 62.1°F — Dec 2, 2021 -18.0°F — Dec 23, 1983 1.85 in — Dec 2, 1977

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