All-time weather records — Sequim, WA

Record high
93.9°F
July 11, 2007
Record low
-2.9°F
February 4, 1989
Wettest day
2.00 in
December 29, 1996

Climate change signal in Sequim

31.7%

of Sequim's all-time daily heat records were set in the last decade (116 of 366 records since 2015).

7.7%

of all-time daily cold records were set in the last decade (28 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 #
1980s
91
151
1990s
68
85
2000s
67
86
2010s
85
26
2020s
55
18

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 1980, the latest in 2026. Period of observation: 1980-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 68.0°F — Jan 19, 2005 0.0°F — Jan 6, 1982 1.62 in — Jan 27, 2002
February 63.0°F — Feb 12, 1983 -2.9°F — Feb 4, 1989 1.07 in — Feb 25, 2009
March 75.9°F — Mar 29, 2004 12.0°F — Mar 3, 1989 1.96 in — Mar 15, 2015
April 77.0°F — Apr 30, 2002 19.0°F — Apr 4, 2001 0.80 in — Apr 7, 1988
May 86.0°F — May 29, 1983 28.0°F — May 9, 1999 1.65 in — May 15, 1983
June 93.0°F — Jun 28, 2021 33.1°F — Jun 3, 1991 0.96 in — Jun 6, 2021
July 93.9°F — Jul 11, 2007 35.1°F — Jul 28, 2001 0.82 in — Jul 4, 1998
August 93.0°F — Aug 12, 2025 15.1°F — Aug 2, 2018 1.18 in — Aug 17, 1995
September 87.1°F — Sep 4, 2017 30.9°F — Sep 16, 1992 1.10 in — Sep 1, 1983
October 75.0°F — Oct 15, 2022 19.0°F — Oct 30, 2002 1.41 in — Oct 16, 2009
November 70.0°F — Nov 1, 1981 3.0°F — Nov 20, 2019 1.61 in — Nov 18, 2003
December 64.9°F — Dec 16, 2025 -0.9°F — Dec 1, 1985 2.00 in — Dec 29, 1996

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