Montana weather in October: Statewide normals and every place, NOAA 1991-2020
In October, Montana's statewide normal high is 55°F and normal low 31°F; normal highs run from 47°F in Cooke City to 64°F in Hardin (NOAA 1991-2020 normals).
- Statewide normal high
- 55°FOctober, 1991-2020
- Statewide normal low
- 31°FOctober, 1991-2020
- Statewide normal precipitation
- 1.53 inOctober
- Warmest place
- 64°Fnormal high, Hardin
- Coolest place
- 47°Fnormal high, Cooke City
Where is Montana warmest and wettest in October?
Hardin has the warmest October afternoons (64°F) and Cooke City the coolest (47°F). Hungry Horse gets the most precipitation (3.52 in) and Cut Bank the least (0.57 in). The most snow falls in Red Lodge (17.0 inches).
Statewide, October averaged 45.6°F in 2021, 47.1°F in 2022, 42.3°F in 2023, 48.4°F in 2024, 44.4°F in 2025, against a 1991-2020 normal of 42.8°F.
| Place | High | Low | Precip. | Snow |
|---|---|---|---|---|
| Billings | 59°F | 37°F | 1.37 | 4.5 |
| Missoula | 56°F | 32°F | 1.18 | 0.9 |
| Great Falls | 57°F | 33°F | 1.07 | 5.2 |
| Bozeman | 58°F | 29°F | 1.10 | – |
| Butte | 54°F | 27°F | 0.84 | – |
| Helena | 58°F | 34°F | 0.78 | 2.8 |
| Kalispell | 54°F | 29°F | 1.35 | 1.1 |
| Anaconda | 57°F | 31°F | 1.00 | 3.3 |
| Whitefish | 53°F | 31°F | 1.45 | 0.4 |
| Havre | 58°F | 31°F | 0.75 | 2.0 |
| Livingston | 58°F | 33°F | 1.36 | – |
| Miles City | 59°F | 34°F | 0.97 | – |
| Lewistown | 56°F | 31°F | 1.27 | – |
| Sidney | 59°F | 34°F | 1.08 | 1.5 |
| Polson | 56°F | 36°F | 1.59 | – |
| Hamilton | 57°F | 31°F | 0.94 | – |
| Glendive | 60°F | 36°F | 1.09 | 1.4 |
| Dillon | 55°F | 29°F | 0.72 | – |
| Hardin | 64°F | 33°F | 1.36 | 1.6 |
| Shelby | 56°F | 29°F | 0.74 | 1.4 |
| Libby | 55°F | 32°F | – | – |
| Glasgow | 57°F | 34°F | 0.92 | 1.5 |
| Deer Lodge | 55°F | 26°F | 1.00 | – |
| Cut Bank | 54°F | 30°F | 0.57 | – |
| Red Lodge | 56°F | 31°F | 2.34 | 17.0 |
| Wolf Point | 59°F | 30°F | 0.79 | – |
| Conrad | 57°F | 31°F | 0.81 | 4.0 |
| Big Sky | 53°F | 25°F | 1.77 | – |
| Stevensville | 58°F | 32°F | 1.04 | 0.1 |
| Townsend | 59°F | 32°F | 0.65 | 1.4 |
| Colstrip | 58°F | 34°F | 1.44 | 2.3 |
| Roundup | 61°F | 32°F | 1.22 | 1.0 |
| Columbus | 60°F | 29°F | 1.49 | 3.8 |
| Malta | 59°F | 33°F | 1.03 | – |
| Choteau | 58°F | 31°F | 0.74 | 4.2 |
| Baker | 57°F | 31°F | 1.10 | – |
| Big Timber | 59°F | 34°F | 1.51 | 4.8 |
| Forsyth | 60°F | 34°F | 1.37 | 1.5 |
| Plentywood | 55°F | 27°F | 0.88 | – |
| Eureka | 57°F | 35°F | 1.24 | 0.6 |
| Thompson Falls | 58°F | 36°F | 2.16 | 0.7 |
| Fort Benton | 60°F | 31°F | 0.92 | 1.9 |
| Seeley Lake | 56°F | 29°F | 1.96 | 2.3 |
| Boulder | 57°F | 28°F | 0.64 | – |
| West Yellowstone | 51°F | 21°F | 1.92 | – |
| Chinook | 57°F | 29°F | 0.88 | – |
| Ennis | 58°F | 29°F | 1.14 | 2.2 |
| White Sulphur Springs | 56°F | 29°F | 0.86 | – |
| Scobey | 56°F | 28°F | 0.81 | 1.2 |
| Harlowton | 57°F | 30°F | 0.68 | 0.6 |
| Superior | 61°F | 34°F | 1.34 | – |
| Troy | 57°F | 35°F | 2.42 | – |
| Darby | 57°F | 33°F | 1.50 | – |
| Lincoln | 54°F | 29°F | 1.63 | – |
| Chester | 57°F | 27°F | 0.74 | 0.7 |
| St. Ignatius | 59°F | 35°F | 1.28 | – |
| Fairfield | 55°F | 34°F | 0.74 | – |
| Gardiner | 60°F | 34°F | 1.48 | – |
| Harlem | 60°F | 30°F | 0.73 | – |
| Bridger | 60°F | 32°F | 1.23 | 2.0 |
| Culbertson | 59°F | 31°F | 0.91 | – |
| Hungry Horse | 52°F | 35°F | 3.52 | – |
| Joliet | 59°F | 29°F | 1.57 | 4.8 |
| Big Sandy | 59°F | 33°F | 0.93 | – |
| Circle | 59°F | 33°F | 0.93 | – |
| Cascade | 60°F | 36°F | 1.37 | 4.6 |
| Terry | 59°F | 33°F | 0.92 | 0.2 |
| Alberton | 58°F | 30°F | 1.64 | 1.2 |
| Valier | 57°F | 33°F | 0.74 | – |
| Huntley | 60°F | 31°F | 1.35 | 2.7 |
| Busby | 61°F | 30°F | 1.50 | 3.8 |
| Broadus | 63°F | 34°F | 1.12 | – |
| Wibaux | 56°F | 30°F | 1.22 | 2.3 |
| Stanford | 57°F | 33°F | 1.31 | – |
| Ekalaka | 58°F | 33°F | 1.58 | 2.4 |
| Twin Bridges | 59°F | 28°F | 0.73 | – |
| Fortine | 55°F | 31°F | 0.92 | 0.7 |
| Jordan | 59°F | 30°F | 1.04 | – |
| Sunburst | 55°F | 32°F | 0.95 | – |
| St. Regis | 59°F | 32°F | – | – |
| Trout Creek | 58°F | 35°F | 2.86 | 0.0 |
| St. Marie | 57°F | 33°F | 0.95 | – |
| Heron | 55°F | 34°F | 3.11 | 0.7 |
| Yaak | 53°F | 28°F | 1.70 | – |
| Drummond | 58°F | 29°F | 0.88 | 0.7 |
| Nashua | 59°F | 32°F | – | – |
| Joplin | 56°F | 30°F | 0.65 | 2.4 |
| Hysham | 60°F | 34°F | 1.38 | 2.7 |
| Wyola | 61°F | 29°F | 1.83 | – |
| Virginia City | 58°F | 31°F | 1.35 | 3.6 |
| Hinsdale | 55°F | 32°F | 1.25 | – |
| Savage | 60°F | 34°F | 1.17 | 1.7 |
| Medicine Lake | 55°F | 29°F | 0.89 | – |
| Fort Peck | 61°F | 37°F | 0.94 | – |
| Ryegate | 61°F | 32°F | – | – |
| Swan Lake | 55°F | 32°F | – | – |
| Augusta | 59°F | 34°F | 1.40 | – |
| Wilsall | 56°F | 29°F | 1.31 | – |
| Lima | 56°F | 29°F | 0.98 | 6.7 |
| Denton | 58°F | 28°F | 1.23 | – |
| Highwood | 58°F | 35°F | 1.00 | – |
| St. Mary | 49°F | 32°F | 2.17 | – |
| West Glacier | 52°F | 33°F | 3.05 | 2.0 |
| Elliston | 53°F | 27°F | 1.76 | – |
| Geraldine | 60°F | 34°F | 1.14 | – |
| Winifred | 57°F | 31°F | 1.34 | – |
| Plevna | 58°F | 31°F | 1.16 | 2.0 |
| Westby | 54°F | 29°F | 0.97 | – |
| Saco | 57°F | 30°F | 1.05 | – |
| Melstone | 60°F | 35°F | 1.32 | 2.5 |
| Logan | 58°F | 28°F | 1.23 | – |
| Roy | 60°F | 32°F | 0.67 | 1.9 |
| Gildford | 56°F | 28°F | 0.82 | – |
| Olney | 52°F | 25°F | 1.75 | – |
| Wisdom | 53°F | 21°F | 0.84 | – |
| Grass Range | 59°F | 33°F | 1.25 | 3.4 |
| Judith Gap | 54°F | 30°F | 0.89 | 1.8 |
| Rapelje | 58°F | 32°F | 1.35 | 5.6 |
| Cooke City | 47°F | 24°F | 2.23 | 13.4 |
| Silver Gate | 50°F | 23°F | – | – |
| Loma | 61°F | 30°F | 0.99 | 1.6 |
| Zortman | 54°F | 33°F | 1.29 | – |
| Glen | 61°F | 25°F | 0.68 | 0.3 |
| Vida | 57°F | 32°F | 1.09 | – |
| Nye | 59°F | 33°F | 1.67 | 7.5 |
| Polebridge | 54°F | 26°F | – | – |
| Ovando | 54°F | 24°F | 1.00 | – |
| Neihart | 58°F | 32°F | – | – |
| Raynesford | 57°F | 34°F | 1.69 | – |
| Lakeview | 51°F | 25°F | 2.05 | – |
| Martinsdale | 58°F | 30°F | 0.77 | 3.2 |
| Biddle | 61°F | 34°F | 1.35 | 4.0 |
| Sula | 58°F | 27°F | 1.30 | – |
| Haugan | 53°F | 30°F | 3.51 | – |
| Jackson | 51°F | 25°F | 0.94 | – |
| Moccasin | 57°F | 31°F | 1.12 | 3.1 |
| Redstone | 55°F | 27°F | 0.88 | – |
| Norris | 60°F | 39°F | 1.69 | 2.7 |
| Bynum | 55°F | 32°F | 1.02 | – |
| Potomac | 55°F | 23°F | 1.46 | 1.9 |
| Brockway | 57°F | 32°F | 0.86 | – |
| Adel | 53°F | 31°F | – | – |
| Albion (1 mi N) | 56°F | 24°F | 1.32 | 1.6 |
| Alder (17 mi S) | 55°F | 31°F | 1.29 | 3.1 |
| Alder (19 mi S) | 56°F | 27°F | 0.98 | – |
| Austin (1 mi W) | 51°F | 30°F | 1.25 | – |
| Bigfork (13 mi S) | 55°F | 38°F | 2.41 | – |
| Blackleaf | 56°F | 27°F | – | – |
| Brady 27 ENE (The Knees) | 58°F | 35°F | 0.87 | 2.0 |
| Brandenberg | 61°F | 32°F | 1.37 | 1.7 |
| Bredette | 55°F | 30°F | 0.92 | 2.2 |
| Carlyle (13 mi NW) | 55°F | 33°F | 1.41 | 3.7 |
| Carter (14 mi W) | 56°F | 32°F | 1.05 | 2.1 |
| Chinook (35 mi SE) | 57°F | 32°F | 1.06 | – |
| Cohagen | 58°F | 30°F | 1.06 | 1.2 |
| Content (4 mi NNE) | 57°F | 29°F | 1.10 | – |
| Creston | 56°F | 32°F | 1.49 | 0.5 |
| Del Bonita | 53°F | 30°F | 0.76 | – |
| Divide | 57°F | 28°F | 0.83 | 0.9 |
| Dunkirk (19 mi NNE) | 57°F | 26°F | 0.58 | – |
| East Glacier | 50°F | 29°F | 2.55 | – |
| Flatwillow (4 mi ENE) | 60°F | 35°F | 1.16 | 2.3 |
| Fort Assiniboine | 58°F | 31°F | 0.89 | 1.9 |
| Fort Belknap (2 mi SW) | 57°F | 30°F | 0.97 | – |
| Gibson (2 mi NE) | 58°F | 31°F | 1.23 | 8.6 |
| Gibson Dam | 54°F | 29°F | 1.12 | – |
| Goldbutte (7 mi N) | 55°F | 29°F | 1.19 | 5.2 |
| Great Falls 16ST | 59°F | 36°F | 1.13 | – |
| Hebgen Dam | 51°F | 28°F | 2.08 | 4.1 |
| Holter Dam | 59°F | 36°F | 1.04 | 0.9 |
| Hysham (25 mi SSE) | 60°F | 29°F | 1.41 | 3.3 |
| Ingomar (9 mi E) | 59°F | 29°F | 1.19 | 1.7 |
| Laurin (2 mi NE) | 55°F | 32°F | 1.01 | – |
| Lennep (5 mi SW) | 52°F | 27°F | 1.58 | 7.9 |
| Lewistown (42 mi WSW) | 53°F | 28°F | 1.33 | – |
| Libby (32 mi SSE) | 52°F | 27°F | 2.15 | 3.0 |
| Libby Dam (Base) | 57°F | 34°F | 1.72 | – |
| Lindbergh Lake | 52°F | 32°F | 2.43 | 4.9 |
| Malta (35 mi S) | 58°F | 30°F | 0.98 | 1.4 |
| Melville (4 mi W) | 53°F | 29°F | 1.52 | – |
| Mildred (5 mi N) | 59°F | 31°F | 1.15 | – |
| Millegan (14 mi SE) | 54°F | 28°F | 1.59 | 7.2 |
| Mizpah (4 mi NNW) | 62°F | 30°F | 1.04 | 1.6 |
| Moorhead (9 mi NE) | 61°F | 32°F | 1.11 | 2.0 |
| Mosby (4 mi ENE) | 60°F | 37°F | 1.17 | – |
| Mystic Lake | 52°F | 32°F | 2.55 | 20.1 |
| Opheim (10 mi N) | 54°F | 28°F | 0.82 | 1.2 |
| Opheim (12 mi SSE) | 49°F | 24°F | 0.72 | 2.5 |
| Phillipsburg Ranger Station | 57°F | 28°F | 1.42 | – |
| Pompeys Pillar (15 mi N) | 58°F | 30°F | 1.40 | 5.0 |
| Port Of Morgan | 56°F | 31°F | 0.77 | 1.8 |
| Powderville (8 mi NNE) | 61°F | 34°F | 1.16 | 1.7 |
| Raymond Border Station | 54°F | 31°F | 0.80 | 1.5 |
| Ridgeway (1 mi S) | 58°F | 32°F | 1.40 | 3.2 |
| Rock Springs | 57°F | 32°F | 1.04 | – |
| Rogers Pass (9 mi NNE) | 55°F | 32°F | 1.37 | – |
| Rudyard (19 mi S) | 55°F | 28°F | 0.83 | – |
| Rudyard (21 mi N) | 56°F | 27°F | 0.78 | – |
| SKQ Dam | 55°F | 34°F | 1.49 | 0.7 |
| Sand Creek | 59°F | 33°F | – | – |
| Shonkin (7 mi S) | 54°F | 35°F | 1.59 | – |
| Simpson 6 N - Wildhorse | 56°F | 27°F | 0.62 | 0.9 |
| Sonnette (7 mi SW) | 60°F | 30°F | 1.38 | 1.3 |
| Sun River (4 mi S) | 58°F | 31°F | 0.90 | – |
| Sweetgrass | 57°F | 32°F | – | – |
| Tiber Dam | 60°F | 32°F | 0.75 | – |
| Tizer Gardens | 56°F | 26°F | 1.34 | – |
| Trident | 58°F | 33°F | 0.92 | – |
| Turner (11 mi N) | 58°F | 31°F | 0.74 | 0.8 |
| Valentine | 59°F | 30°F | 1.16 | 1.8 |
| Western Agricultural Research Center | 58°F | 32°F | 0.80 | – |
| Wise River (3 mi WNW) | 56°F | 23°F | 1.12 | – |
| Wolf Point (29 mi ENE) | 56°F | 27°F | 0.87 | – |
| Wolf Point (34 mi NE) | 53°F | 33°F | 0.84 | – |
| Yellowtail Dam | 61°F | 38°F | 1.98 | 3.0 |
Source: NOAA NCEI nClimDiv statewide normals; NOAA NCEI 1991-2020 monthly normals for each station.