All-time weather records — Grace, ID

Record high
102.9°F
July 10, 1919
Record low
-40.0°F
February 9, 1933
Wettest day
4.70 in
April 21, 1911

Climate change signal in Grace

4.6%

of Grace's all-time daily heat records were set in the last decade (17 of 366 records since 2015).

3%

of all-time daily cold records were set in the last decade (11 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 #
1900s
25
2
1910s
89
27
1920s
12
53
1930s
27
29
1940s
3
23
1950s
5
34
1960s
13
39
1970s
12
39
1980s
19
35
1990s
61
38
2000s
67
29
2010s
24
13
2020s
9
5

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 1907, the latest in 2025. Period of observation: 1907-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 68.0°F — Jan 3, 1918 -34.1°F — Jan 18, 1984 1.35 in — Jan 6, 1909
February 62.1°F — Feb 28, 1995 -40.0°F — Feb 9, 1933 1.35 in — Feb 1, 1963
March 72.0°F — Mar 28, 1986 -27.0°F — Mar 1, 1922 2.09 in — Mar 30, 1912
April 84.0°F — Apr 24, 2012 -0.9°F — Apr 2, 1936 4.70 in — Apr 21, 1911
May 95.0°F — May 28, 1919 10.9°F — May 1, 1972 1.44 in — May 18, 1996
June 100.0°F — Jun 11, 1918 19.0°F — Jun 19, 1920 1.37 in — Jun 12, 1997
July 102.9°F — Jul 10, 1919 28.0°F — Jul 5, 1932 1.60 in — Jul 20, 1922
August 102.0°F — Aug 15, 2003 26.1°F — Aug 25, 1910 1.73 in — Aug 22, 2004
September 98.1°F — Sep 2, 1917 10.9°F — Sep 25, 1926 2.00 in — Sep 16, 2015
October 90.0°F — Oct 2, 2010 -8.0°F — Oct 29, 2019 1.42 in — Oct 16, 2016
November 79.0°F — Nov 1, 1907 -25.1°F — Nov 16, 1955 1.15 in — Nov 17, 1942
December 64.9°F — Dec 30, 1916 -40.0°F — Dec 22, 1990 1.14 in — Dec 24, 1955

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