All-time weather records — Chehalis, WA

Record high
107.1°F
June 28, 2021
Record low
-4.0°F
January 21, 1930
Wettest day
4.13 in
January 9, 1990

Climate change signal in Chehalis

3.6%

of Chehalis's all-time daily heat records were set in the last decade (13 of 366 records since 2015).

1.9%

of all-time daily cold records were set in the last decade (7 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 #
1890s
·
·
1900s
26
81
1910s
38
92
1920s
33
46
1930s
63
31
1940s
59
19
1950s
23
28
1960s
22
14
1970s
11
20
1980s
26
12
1990s
28
6
2000s
22
5
2010s
9
8
2020s
6
4

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 1902, the latest in 2022. Period of observation: 1893-2022.

Records by month

Month Hottest day Coldest day Wettest day
January 68.0°F — Jan 31, 1935 -4.0°F — Jan 21, 1930 4.13 in — Jan 9, 1990
February 75.0°F — Feb 27, 1938 0.0°F — Feb 4, 1989 3.34 in — Feb 8, 1996
March 84.9°F — Mar 19, 1928 12.9°F — Mar 2, 2004 2.82 in — Mar 13, 1908
April 93.0°F — Apr 28, 1926 19.9°F — Apr 6, 1910 2.71 in — Apr 4, 1991
May 98.1°F — May 28, 1983 27.0°F — May 1, 1954 1.38 in — May 5, 1948
June 107.1°F — Jun 28, 2021 30.9°F — Jun 3, 1903 1.70 in — Jun 7, 1936
July 107.1°F — Jul 29, 2009 0.0°F — Jul 15, 1943 1.63 in — Jul 9, 1995
August 102.9°F — Aug 9, 1981 34.0°F — Aug 8, 1932 2.50 in — Aug 10, 1912
September 100.0°F — Sep 2, 1988 24.1°F — Sep 25, 1908 2.00 in — Sep 18, 2010
October 91.9°F — Oct 1, 1987 19.9°F — Oct 31, 2002 3.22 in — Oct 31, 1942
November 75.0°F — Nov 3, 1908 5.0°F — Nov 11, 1911 3.96 in — Nov 24, 1990
December 73.0°F — Dec 13, 1913 0.0°F — Dec 31, 1978 3.95 in — Dec 9, 1933

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