Minimum | Maximum | |||||
Year | Date | Degrees Fahrenheit | Date | Degrees Fahrenheit | ||
1980 | Jan 29 | -20 | July 23 | 92 | ||
1981 | Feb 21 | -21 | Aug. 26,27 | 97 | ||
1982 | Feb 9 & 10 | -23 | Aug. 8 | 91 | ||
1983 | Dec 25 | -29 | Aug. 8 | 97 | ||
1984 | Jan 18 | -14 | July 27 | 97 | ||
1985 | Jan 30 | -24 | July 9, 11, 23 | 94 | ||
1986 | Nov 10 | -8 | May 30 | 93 | ||
1987 | Jan 16 & Dec 31 | -4 | July 27 | 95 | ||
1988 | Jan 6 | -17 | July 22, Aug. 6 | 92 | ||
1989 | Feb 4 & 5 | -20 | Aug. 1 | 96 | ||
1990 | Dec 30 | -33 | Aug. 16 | 94 | ||
1991 | Jan 2 & 3 | -11 | Aug. 10 | 92 | ||
1992 | Jan 20 | 10 | Aug. 15 | 93 | ||
1993 | Feb 18 | -19 | May 13 | 91 | ||
1994 | Feb 8 | -25 | Aug. 15 | 97 | ||
1995 | Jan 4 | -11 | Aug. 6 | 88 | ||
1996 | Jan 31 | -32 | July 19 | 91 | ||
1997 | Jan 13 | -14 | Aug. 4 | 92 | ||
1998 | Jan 12 | -20 | Aug. 6 & 7 | 92 | ||
1999 | Jan 24 & 25 | 2 | Aug. 4 | 92 | ||
2000 | Dec 21 | -9 | July 23 | 96 | ||
2001 | Feb 8 | -9 | Aug. 18 | 92 | ||
2002 | Mar 8 | -9 | July 14 | 95 | ||
2003 | Dec 30 | -2 | July 20 | 96 | ||
2004 | Jan 5 & 6 | -30 | Aug. 15 | 94 | ||
2005 | Jan 15 | -21 | Aug. 1 | 95 | ||
2006 | Feb 16 | -15 | July 24 | 96 | ||
2007 | Jan 13 | -2 | July 14 & 15 | 97 | ||
2008 | Jan 21 | -22 | Aug. 19 | 96 | ||
2009 | Dec 8 & 9 | -16 | July 26 | 96 | ||
2010 | Jan 7 & 8 | -12 | Aug. 27 | 92 | ||
2011 | Feb 1 & 2 | -16 | Aug. 22 | 89 | ||
2012 | Feb 28 | 3 | Aug. 15 | 89 | ||
2013 | Dec 7 & 8 | -14 | July. 2 | 91 | ||
2014 | Dec 30 | -24 | July 30, Aug. 2 | 90 | ||
2015 | Jan 9 | -11 | Jun 29, Aug 2 | 95 | ||
2016 | Dec 17 | -22 | Aug 31 | 91 | ||
2017 | Jan 4 & 5 | -26 | Jul 8 | 94 | ||
2018 | Feb 18 | 0 | Aug 11 | 98 | ||
2019 | Mar 3 & 4 | -22 | Aug 22 | 93 | ||
2020 | Jan 16 | 1 | Aug 1 | 97 | ||
2021 | Feb 12 | -23 | Jun 30, Jul 1, Aug 1 | 98 | ||
2022 | Dec 22 & 23 | -33 | Aug 1 | 97 | ||
2023 | Jan 29 & 30 | -10 | Aug 18 | 99 | ||
2024 | Jan 13 | -38 | July 21 & 22 | 96 | ||
2025 |
Northwestern Ag Research Center
4570 Montana Hwy 35
Kalispell, MT 59901
Tel: (406) 994-4312
Superintendent
Jessica A. Torrion
406-994-4304
jessica.torrion@montana.edu