All-time weather records — Waterville, WA

Record high
105.1°F
July 22, 1994
Record low
-33.0°F
December 30, 1968
Wettest day
2.79 in
June 11, 1948

Climate change signal in Waterville

4.9%

of Waterville's all-time daily heat records were set in the last decade (18 of 366 records since 2015).

3.3%

of all-time daily cold records were set in the last decade (12 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
29
78
1900s
38
45
1910s
28
36
1920s
39
26
1930s
22
29
1940s
17
6
1950s
18
34
1960s
43
36
1970s
27
24
1980s
20
18
1990s
39
8
2000s
18
13
2010s
28
13
2020s
·
·

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 1893, the latest in 2018. Period of observation: 1893-2021.

Records by month

Month Hottest day Coldest day Wettest day
January 66.0°F — Jan 27, 1899 -29.9°F — Jan 31, 1893 1.50 in — Jan 15, 2020
February 66.0°F — Feb 5, 1966 -25.1°F — Feb 1, 1893 1.00 in — Feb 2, 1916
March 73.9°F — Mar 27, 1994 -9.9°F — Mar 4, 1955 1.50 in — Mar 10, 1904
April 88.0°F — Apr 24, 1977 10.9°F — Apr 2, 1936 0.95 in — Apr 10, 1912
May 96.1°F — May 29, 1897 16.0°F — May 1, 1899 1.70 in — May 20, 1893
June 102.0°F — Jun 29, 2015 25.0°F — Jun 15, 2018 2.79 in — Jun 11, 1948
July 105.1°F — Jul 22, 1994 32.0°F — Jul 29, 1896 1.90 in — Jul 14, 1908
August 104.0°F — Aug 4, 1961 28.9°F — Aug 26, 1900 1.65 in — Aug 25, 1983
September 98.1°F — Sep 4, 1988 15.1°F — Sep 24, 1926 1.45 in — Sep 9, 1952
October 88.0°F — Oct 11, 1944 3.9°F — Oct 31, 1935 1.36 in — Oct 18, 1920
November 68.0°F — Nov 9, 1907 -20.9°F — Nov 27, 1896 2.25 in — Nov 27, 1910
December 59.0°F — Dec 14, 1957 -33.0°F — Dec 30, 1968 1.60 in — Dec 13, 1897

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