All-time weather records — North Bonneville, WA

Record high
111.0°F
June 29, 2021
Record low
-54.9°F
August 5, 1956
Wettest day
90.03 in
April 11, 1983

Climate change signal in North Bonneville

14.8%

of North Bonneville's all-time daily heat records were set in the last decade (54 of 366 records since 2015).

5.2%

of all-time daily cold records were set in the last decade (19 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 #
1930s
13
2
1940s
39
52
1950s
26
80
1960s
31
59
1970s
34
74
1980s
51
31
1990s
40
16
2000s
69
24
2010s
27
22
2020s
36
6

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 1937, the latest in 2025. Period of observation: 1937-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 64.0°F — Jan 10, 1990 -5.1°F — Jan 31, 1950 4.12 in — Jan 15, 1956
February 68.0°F — Feb 23, 2002 -5.1°F — Feb 1, 1950 3.75 in — Feb 7, 1996
March 77.0°F — Mar 19, 2024 19.9°F — Mar 1, 1971 4.00 in — Mar 7, 1957
April 88.0°F — Apr 28, 1987 28.0°F — Apr 13, 1968 90.03 in — Apr 11, 1983
May 98.1°F — May 23, 2001 30.9°F — May 20, 1966 2.35 in — May 1, 2001
June 111.0°F — Jun 29, 2021 37.0°F — Jun 2, 1967 2.74 in — Jun 8, 1981
July 107.1°F — Jul 15, 1941 43.0°F — Jul 5, 1955 1.60 in — Jul 14, 1983
August 107.1°F — Aug 18, 1977 -54.9°F — Aug 5, 1956 2.08 in — Aug 26, 1956
September 100.0°F — Sep 1, 1987 34.0°F — Sep 27, 1972 2.48 in — Sep 30, 1951
October 86.0°F — Oct 2, 1987 28.0°F — Oct 5, 1998 4.73 in — Oct 11, 1959
November 80.1°F — Nov 12, 1961 9.0°F — Nov 24, 1985 5.08 in — Nov 7, 2006
December 64.9°F — Dec 26, 1980 0.0°F — Dec 30, 1968 6.23 in — Dec 27, 1937

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