All-time weather records — Grangeville, ID

Record high
108.0°F
July 27, 1934
Record low
-25.1°F
December 30, 1968
Wettest day
3.01 in
September 14, 1955

Climate change signal in Grangeville

6.3%

of Grangeville's all-time daily heat records were set in the last decade (23 of 366 records since 2015).

0%

of all-time daily cold records were set in the last decade (0 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
2
16
1900s
11
14
1920s
14
5
1930s
56
32
1940s
17
32
1950s
29
54
1960s
44
63
1970s
41
61
1980s
51
44
1990s
49
24
2000s
27
18
2010s
2
3
2020s
23
·

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 1894, the latest in 2026. Period of observation: 1893-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 62.1°F — Jan 31, 1971 -24.0°F — Jan 7, 1937 1.20 in — Jan 23, 1970
February 69.1°F — Feb 24, 1986 -24.0°F — Feb 9, 1933 1.60 in — Feb 7, 1938
March 78.1°F — Mar 29, 1978 -9.0°F — Mar 5, 1955 1.14 in — Mar 16, 2012
April 88.0°F — Apr 24, 1977 10.9°F — Apr 1, 1936 1.93 in — Apr 28, 1895
May 96.1°F — May 25, 1928 19.0°F — May 1, 1954 1.76 in — May 22, 1948
June 98.1°F — Jun 29, 1939 27.0°F — Jun 17, 1942 1.92 in — Jun 5, 1964
July 108.0°F — Jul 27, 1934 33.1°F — Jul 2, 1955 2.11 in — Jul 9, 1997
August 106.0°F — Aug 4, 1961 28.9°F — Aug 24, 1992 1.63 in — Aug 25, 1903
September 104.0°F — Sep 3, 1950 19.0°F — Sep 20, 1983 3.01 in — Sep 14, 1955
October 87.1°F — Oct 1, 2001 0.0°F — Oct 28, 1971 2.04 in — Oct 10, 1955
November 72.0°F — Nov 12, 1999 -17.0°F — Nov 15, 1955 1.50 in — Nov 3, 1905
December 66.0°F — Dec 5, 1939 -25.1°F — Dec 30, 1968 1.11 in — Dec 21, 1955

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