Choteau, MT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Choteau, a city in Teton County, Montana.
This Afternoon
71°F
Partly Sunny
Partly sunny, with a high near 71. North northeast wind around 8 mph.
7-day forecast for Choteau
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 71°F | Partly Sunny | 8 mph NNE | 5% |
| Tonight | 49°F | Mostly Cloudy | 5 to 8 mph N | 13% |
| Saturday | 66°F | Mostly Cloudy | 7 mph NE | 11% |
| Saturday Night | 47°F | Mostly Cloudy | 2 to 6 mph S | 0% |
| Sunday | 73°F | Sunny | 2 to 6 mph S | 0% |
| Sunday Night | 47°F | Mostly Clear | 2 to 6 mph SSE | 0% |
| Monday | 78°F | Sunny | 1 to 5 mph SSW | 0% |
| Monday Night | 49°F | Mostly Clear | 3 mph W | 0% |
| Tuesday | 75°F | Sunny | 5 mph WSW | 1% |
| Tuesday Night | 49°F | Partly Cloudy | 1 to 5 mph WNW | 1% |
| Wednesday | 76°F | Sunny | 2 to 6 mph SW | 1% |
| Wednesday Night | 49°F | Partly Cloudy | 5 mph WSW | 1% |
| Thursday | 77°F | Mostly Sunny | 2 to 7 mph SSW | 1% |
| Thursday Night | 50°F | Partly Cloudy | 2 to 6 mph WSW | 2% |
Forecast source: National Weather Service (api.weather.gov) for Choteau (47.814, -112.179). Updated through the day.
Growing snapshot for Choteau
Last spring frost
May 16
First fall frost
Sep 27
Growing season
133 days
Hardiness zone
4b
More local growing data for Choteau: nearby ZIP 59419 weather · frost dates · planting calendar · Montana frost dates
Nearby towns & communities
Augusta
Bynum
Dutton
Gilman
Miller Colony
New Miami Colony
New Rockport Colony
Pendroy
Power
Rockport Colony
Climate data from the nearest NOAA station, Bynum 4 Sse, Mt (3 mi from Choteau). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.