This page tracks the highest and lowest temperatures ever officially recorded at 257 weather stations across Montana, United States, based on measurements dating from 1892 to 2026. Use the interactive map or the list below to see the record high and record low temperature (in Fahrenheit) for each location, along with the date each record was set.
| Location | Temperature | Record Date |
| Alberton | 105 °F (41 °C) | August 4, 1961 |
| Alzada | 108 °F (42 °C) | July 29, 2006 |
| Anaconda | 88 °F (31 °C) | July 3, 1991 |
| Anaconda | 90 °F (32 °C) | August 10, 2018 |
| Augusta | 95 °F (35 °C) | August 10, 2018 |
| Augusta | 98 °F (37 °C) | July 13, 2002 |
| Augusta | 103 °F (39 °C) | August 12, 1940 |
| Augusta | 106 °F (41 °C) | July 24, 1929 |
| Baker | 109 °F (43 °C) | July 12, 2026 |
| Bear Dance | 101 °F (38 °C) | August 4, 1961 |
| Belgrade | 106 °F (41 °C) | July 6, 2007 |
| Big Sandy | 111 °F (44 °C) | August 5, 1961 |
| Big Sky | 87 °F (31 °C) | July 12, 2002 |
| Big Sky | 95 °F (35 °C) | July 13, 2002 |
| Big Timber | 110 °F (43 °C) | July 21, 1931 |
| Big Timber | 101 °F (38 °C) | July 12, 2026 |
| Bigfork | 91 °F (33 °C) | July 13, 2002 |
| Bighorn | 113 °F (45 °C) | July 15, 2002 |
| Billings | 112 °F (44 °C) | July 31, 1901 |
| Billings | 111 °F (44 °C) | July 12, 2026 |
| Bonner | 102 °F (39 °C) | July 4, 1985 |
| Bonner | 104 °F (40 °C) | August 11, 2014 |
| Bonner | 103 °F (39 °C) | July 14, 2002 |
| Boulder | 101 °F (38 °C) | July 14, 2002 |
| Boulder | 94 °F (34 °C) | July 12, 2002 |
| Bozeman | 97 °F (36 °C) | August 6, 1983 |
| Bozeman | 105 °F (41 °C) | July 31, 1892 |
| Bridger | 112 °F (44 °C) | July 13, 2026 |
| Broadus | 109 °F (43 °C) | July 24, 1959 |
| Broadus | 110 °F (43 °C) | July 27, 2021 |
| Broadus | 110 °F (43 °C) | July 27, 2021 |
| Brockton | 109 °F (43 °C) | July 24, 2007 |
| Brockway | 110 °F (43 °C) | June 26, 1988 |
| Brusett | 110 °F (43 °C) | July 12, 2026 |
| Brusett | 112 °F (44 °C) | June 19, 1988 |
| Busby | 109 °F (43 °C) | July 14, 2002 |
| Butte | 92 °F (33 °C) | July 13, 2002 |
| Butte | 100 °F (38 °C) | July 22, 1931 |
| Cameron | 86 °F (30 °C) | July 30, 1988 |
| Cameron | 95 °F (35 °C) | July 5, 2026 |
| Cascade | 106 °F (41 °C) | July 22, 1936 |
| Chester | 105 °F (41 °C) | August 5, 1961 |
| Chinook | 110 °F (43 °C) | July 27, 1917 |
| Choteau | 96 °F (36 °C) | August 8, 2012 |
| Choteau | 93 °F (34 °C) | July 6, 2007 |
| Choteau | 94 °F (34 °C) | July 6, 2007 |
| Choteau | 106 °F (41 °C) | August 26, 1894 |
| Circle | 112 °F (44 °C) | July 12, 2026 |
| Clancy | 90 °F (32 °C) | July 12, 2002 |
| Clancy | 92 °F (33 °C) | July 12, 2026 |
| Clancy | 87 °F (31 °C) | August 11, 2018 |
| Cohagen | 110 °F (43 °C) | July 24, 2024 |
| Colstrip | 111 °F (44 °C) | August 6, 1961 |
| Columbus | 109 °F (43 °C) | July 21, 1931 |
| Condon | 98 °F (37 °C) | July 13, 2002 |
| Conrad | 105 °F (41 °C) | August 5, 1961 |
| Culbertson | 113 °F (45 °C) | July 5, 1937 |
| Cut Bank | 107 °F (42 °C) | August 5, 1961 |
| Darby | 97 °F (36 °C) | July 11, 2002 |
| Darby | 105 °F (41 °C) | July 13, 2002 |
| Deer Lodge | 101 °F (38 °C) | July 15, 2002 |
| Dillon | 102 °F (39 °C) | August 12, 1940 |
| Dillon | 94 °F (34 °C) | July 12, 2002 |
| Dillon | 90 °F (32 °C) | August 7, 1990 |
| Dillon | 98 °F (37 °C) | July 13, 2002 |
| Dillon | 85 °F (29 °C) | July 12, 2002 |
| Dillon | 102 °F (39 °C) | July 12, 2002 |
| Dixon | 93 °F (34 °C) | August 10, 2018 |
| East Glacier Park | 98 °F (37 °C) | July 23, 2007 |
| East Glacier Park Village | 97 °F (36 °C) | August 11, 2018 |
| Ekalaka | 108 °F (42 °C) | August 7, 1949 |
| Elliston | 100 °F (38 °C) | August 5, 1961 |
| Ennis | 101 °F (38 °C) | August 3, 2024 |
| Ennis | 102 °F (39 °C) | August 12, 1940 |
| Essex | 88 °F (31 °C) | August 10, 2018 |
| Eureka | 106 °F (41 °C) | August 11, 2018 |
| Eureka | 99 °F (37 °C) | August 10, 2018 |
| Eureka | 89 °F (32 °C) | June 29, 2021 |
| Fairfield | 103 °F (39 °C) | August 24, 1969 |
| Fishtail | 108 °F (42 °C) | July 12, 2026 |
| Fishtail | 95 °F (35 °C) | July 13, 2026 |
| Floweree | 107 °F (42 °C) | August 6, 1990 |
| Forsyth | 112 °F (44 °C) | July 12, 2026 |
| Forsyth | 114 °F (46 °C) | July 12, 2026 |
| Fort Benton | 109 °F (43 °C) | August 12, 1940 |
| Fort Peck | 113 °F (45 °C) | July 24, 2007 |
| Fort Peck | 110 °F (43 °C) | August 8, 1995 |
| Fort Smith | 110 °F (43 °C) | July 7, 2002 |
| Four Corners | 101 °F (38 °C) | July 31, 2000 |
| Galata | 108 °F (42 °C) | August 5, 1961 |
| Gallatin Gateway | 91 °F (33 °C) | July 30, 1988 |
| Gardiner | 91 °F (33 °C) | July 12, 2002 |
| Gardiner | 83 °F (28 °C) | July 22, 1985 |
| Gardiner | 103 °F (39 °C) | July 22, 1960 |
| Gardiner | 88 °F (31 °C) | July 14, 2002 |
| Gibbonsville | 90 °F (32 °C) | July 12, 2002 |
| Gildford | 111 °F (44 °C) | July 25, 2009 |
| Glasgow | 110 °F (43 °C) | July 19, 2021 |
| Glasgow | 113 °F (45 °C) | July 31, 1900 |
| Glendive | 117 °F (47 °C) | July 20, 1893 |
| Grass Range | 107 °F (42 °C) | June 27, 1936 |
| Great Falls | 106 °F (41 °C) | August 24, 1969 |
| Hall | 108 °F (42 °C) | August 13, 1992 |
| Hamilton | 98 °F (37 °C) | August 10, 2018 |
| Hamilton | 93 °F (34 °C) | July 26, 1988 |
| Hamilton | 105 °F (41 °C) | July 23, 1895 |
| Hamilton | 96 °F (36 °C) | July 6, 2007 |
| Hammond | 109 °F (43 °C) | July 12, 2026 |
| Hardin | 112 °F (44 °C) | July 14, 2002 |
| Harlowton | 103 °F (39 °C) | July 13, 2002 |
| Havre | 109 °F (43 °C) | August 5, 1961 |
| Havre | 111 °F (44 °C) | August 6, 1961 |
| Hays | 107 °F (42 °C) | August 11, 2018 |
| Heart Butte | 94 °F (34 °C) | August 15, 1990 |
| Helena | 105 °F (41 °C) | August 24, 1969 |
| Helmville | 91 °F (33 °C) | June 28, 2015 |
| Herron | 111 °F (44 °C) | August 5, 1961 |
| Highwood | 104 °F (40 °C) | August 5, 1961 |
| Highwood | 104 °F (40 °C) | August 13, 2015 |
| Hinsdale | 107 °F (42 °C) | August 19, 1992 |
| Hinsdale | 109 °F (43 °C) | July 19, 2021 |
| Hobson | 85 °F (29 °C) | July 12, 2026 |
| Hot Springs | 107 °F (42 °C) | August 10, 2018 |
| Huntley | 110 °F (43 °C) | July 13, 2026 |
| Hysham | 111 °F (44 °C) | July 28, 1947 |
| Ingomar | 116 °F (47 °C) | July 13, 2026 |
| Ismay | 110 °F (43 °C) | July 14, 2002 |
| Jackson | 84 °F (29 °C) | July 12, 2002 |
| Joliet | 106 °F (41 °C) | July 15, 2002 |
| Joplin | 106 °F (41 °C) | August 5, 1961 |
| Judith Gap | 104 °F (40 °C) | July 15, 2002 |
| Judith Gap | 98 °F (37 °C) | August 6, 1983 |
| Kalispell | 88 °F (31 °C) | August 11, 2018 |
| Kalispell | 100 °F (38 °C) | August 4, 1961 |
| Kalispell | 105 °F (41 °C) | August 4, 1961 |
| Kalispell | 98 °F (37 °C) | August 10, 2018 |
| Kalispell | 101 °F (38 °C) | July 26, 1984 |
| Kalispell | 103 °F (39 °C) | July 14, 2007 |
| Kalispell | 90 °F (32 °C) | July 13, 2002 |
| Lakeview | 97 °F (36 °C) | September 2, 1942 |
| Lame Deer | 110 °F (43 °C) | August 13, 2003 |
| Lewistown | 95 °F (35 °C) | July 12, 2026 |
| Lewistown | 101 °F (38 °C) | August 6, 1949 |
| Lewistown | 105 °F (41 °C) | July 31, 1900 |
| Libby | 102 °F (39 °C) | August 4, 1961 |
| Libby | 103 °F (39 °C) | August 10, 2018 |
| Libby | 92 °F (33 °C) | August 14, 1994 |
| Libby | 108 °F (42 °C) | August 11, 2018 |
| Lima | 100 °F (38 °C) | July 31, 1901 |
| Lima | 96 °F (36 °C) | July 12, 2002 |
| Lima | 89 °F (32 °C) | July 2, 1988 |
| Lima | 90 °F (32 °C) | July 23, 2007 |
| Lima | 96 °F (36 °C) | July 23, 2007 |
| Lincoln | 104 °F (40 °C) | August 31, 1991 |
| Lincoln | 93 °F (34 °C) | July 20, 1989 |
| Livingston | 91 °F (33 °C) | August 2, 2024 |
| Livingston | 108 °F (42 °C) | June 29, 1990 |
| Livingston | 105 °F (41 °C) | August 5, 1961 |
| Livingston | 100 °F (38 °C) | July 12, 2026 |
| Lloyd | 110 °F (43 °C) | July 12, 2026 |
| Lodge Grass | 105 °F (41 °C) | July 14, 2002 |
| Lodge Grass | 104 °F (40 °C) | July 14, 2002 |
| Loma | 111 °F (44 °C) | August 24, 1969 |
| Loring | 103 °F (39 °C) | August 6, 1983 |
| Malmstrom AFB | 109 °F (43 °C) | July 19, 2007 |
| Malta | 112 °F (44 °C) | July 25, 2024 |
| Malta | 109 °F (43 °C) | August 6, 1983 |
| Malta | 109 °F (43 °C) | August 11, 2018 |
| Mc Leod | 84 °F (29 °C) | July 12, 2026 |
| Medicine Lake | 117 °F (47 °C) | July 5, 1937 |
| Melstone | 111 °F (44 °C) | July 15, 2002 |
| Miles City | 115 °F (46 °C) | July 12, 2026 |
| Missoula | 107 °F (42 °C) | July 6, 2007 |
| Missoula | 105 °F (41 °C) | July 22, 1936 |
| Moccasin | 103 °F (39 °C) | August 6, 1961 |
| Norris | 87 °F (31 °C) | July 12, 2026 |
| Nye | 104 °F (40 °C) | July 12, 2002 |
| Opheim | 105 °F (41 °C) | August 6, 1983 |
| Opheim | 105 °F (41 °C) | June 6, 1988 |
| Otter | 112 °F (44 °C) | June 17, 1988 |
| Otter | 110 °F (43 °C) | July 14, 2002 |
| Otter | 107 °F (42 °C) | July 27, 2021 |
| Philipsburg | 89 °F (32 °C) | July 12, 2002 |
| Philipsburg | 92 °F (33 °C) | July 13, 2002 |
| Philipsburg | 89 °F (32 °C) | July 12, 2002 |
| Philipsburg | 98 °F (37 °C) | August 4, 1961 |
| Plentywood | 109 °F (43 °C) | July 29, 1906 |
| Plevna | 111 °F (44 °C) | July 6, 1936 |
| Polson | 105 °F (41 °C) | July 6, 2007 |
| Polson | 104 °F (40 °C) | July 19, 1960 |
| Polson | 94 °F (34 °C) | July 31, 2022 |
| Poplar | 108 °F (42 °C) | August 6, 1983 |
| Rapelje | 108 °F (42 °C) | July 21, 1931 |
| Raymond | 110 °F (43 °C) | July 22, 1963 |
| Red Lodge | 90 °F (32 °C) | July 15, 2006 |
| Red Lodge | 101 °F (38 °C) | July 21, 1931 |
| Rocky Boy's Agency | 101 °F (38 °C) | August 3, 2001 |
| Roy | 111 °F (44 °C) | July 13, 2026 |
| Ryegate | 110 °F (43 °C) | July 13, 2026 |
| Ryegate | 106 °F (41 °C) | July 13, 2026 |
| Saco | 105 °F (41 °C) | August 22, 1971 |
| Saltese | 107 °F (42 °C) | August 4, 1961 |
| Savage | 111 °F (44 °C) | July 5, 1936 |
| Scobey | 110 °F (43 °C) | July 24, 2007 |
| Seeley Lake | 92 °F (33 °C) | July 6, 2007 |
| Seeley Lake | 102 °F (39 °C) | August 5, 1961 |
| Seeley Lake | 102 °F (39 °C) | July 7, 2007 |
| Shelby | 103 °F (39 °C) | August 11, 2018 |
| Sidney | 110 °F (43 °C) | July 27, 1917 |
| St. Marie | 103 °F (39 °C) | July 25, 2007 |
| St. Mary | 99 °F (37 °C) | July 23, 2007 |
| Stanford | 103 °F (39 °C) | July 12, 2026 |
| Stevensville | 107 °F (42 °C) | July 23, 2003 |
| Sun River | 111 °F (44 °C) | July 23, 2006 |
| Sunburst | 105 °F (41 °C) | August 5, 1961 |
| Superior | 92 °F (33 °C) | August 7, 1983 |
| Terry | 113 °F (45 °C) | July 13, 2026 |
| Terry | 111 °F (44 °C) | July 12, 2026 |
| Thompson Falls | 107 °F (42 °C) | August 11, 2018 |
| Three Forks | 109 °F (43 °C) | July 22, 1931 |
| Townsend | 105 °F (41 °C) | August 6, 1961 |
| Trout Creek | 110 °F (43 °C) | August 4, 1961 |
| Troy | 89 °F (32 °C) | August 10, 2018 |
| Troy | 110 °F (43 °C) | August 16, 1994 |
| Turner | 103 °F (39 °C) | August 12, 2018 |
| Twin Bridges | 101 °F (38 °C) | August 11, 2018 |
| Vida | 112 °F (44 °C) | August 7, 1949 |
| Virginia City | 89 °F (32 °C) | July 13, 2002 |
| Virginia City | 95 °F (35 °C) | July 13, 2002 |
| Volborg | 112 °F (44 °C) | July 20, 1960 |
| Volborg | 114 °F (46 °C) | July 12, 2026 |
| West Glacier | 100 °F (38 °C) | August 11, 2018 |
| West Yellowstone | 98 °F (37 °C) | July 20, 1931 |
| West Yellowstone | 92 °F (33 °C) | July 12, 2002 |
| West Yellowstone | 94 °F (34 °C) | July 13, 2002 |
| West Yellowstone | 85 °F (29 °C) | June 25, 1988 |
| West Yellowstone | 91 °F (33 °C) | July 19, 1989 |
| West Yellowstone | 86 °F (30 °C) | September 1, 1995 |
| Westby | 112 °F (44 °C) | July 5, 1937 |
| White Sulphur Springs | 88 °F (31 °C) | July 12, 2002 |
| White Sulphur Springs | 98 °F (37 °C) | July 28, 2017 |
| White Sulphur Springs | 92 °F (33 °C) | July 12, 2026 |
| White Sulphur Springs | 94 °F (34 °C) | July 12, 2002 |
| Wibaux | 110 °F (43 °C) | August 7, 1949 |
| Wibaux | 107 °F (42 °C) | July 26, 2024 |
| Wilsall | 93 °F (34 °C) | July 12, 2002 |
| Wilsall | 85 °F (29 °C) | July 13, 2002 |
| Winifred | 113 °F (45 °C) | July 12, 2026 |
| Winnett | 108 °F (42 °C) | August 6, 1949 |
| Winston | 104 °F (40 °C) | July 6, 2007 |
| Wisdom | 98 °F (37 °C) | July 25, 1933 |
| Wise River | 95 °F (35 °C) | June 24, 2015 |
| Wolf Creek | 100 °F (38 °C) | August 22, 1969 |
| Wolf Creek | 108 °F (42 °C) | July 30, 1936 |
| Wolf Point | 112 °F (44 °C) | June 26, 1988 |
| Wyola | 97 °F (36 °C) | July 13, 2002 |
| Zortman | 101 °F (38 °C) | August 6, 1971 |
The highest temperature ever officially recorded in Montana, United States was 117 °F (47 °C), set in Glendive on July 20, 1893.
The lowest temperature ever officially recorded in Montana, United States was -60 °F (-51 °C), set in Gardiner on July 23, 1990.
This page includes record high and low temperature data for 257 weather stations in Montana, United States.
The record highs and lows on this page span from 1892 to 2026 and are updated whenever a new station record is set.