Wilsall, MT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Wilsall, a community in Park County, Montana.
This Afternoon
69°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 5pm, then showers and thunderstorms likely. Mostly cloudy. High near 69, with temperatures falling to around 66 in the afternoon. East northeast wind around 5 mph. Chance of precipitation is 60%.
7-day forecast for Wilsall
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 69°F | Chance Showers And Thunderstorms | 5 mph ENE | 62% |
| Tonight | 45°F | Showers And Thunderstorms | 1 to 6 mph N | 97% |
| Saturday | 56°F | Areas Of Fog | 1 to 5 mph NNW | 91% |
| Saturday Night | 41°F | Rain Showers | 0 to 3 mph NW | 78% |
| Sunday | 64°F | Areas Of Fog | 2 mph NW | 24% |
| Sunday Night | 40°F | Partly Cloudy | 0 to 3 mph SSE | 4% |
| Monday | 71°F | Sunny | 2 mph WNW | 0% |
| Monday Night | 42°F | Mostly Clear | 2 mph NNE | 0% |
| Tuesday | 73°F | Sunny | 2 mph WNW | 1% |
| Tuesday Night | 43°F | Partly Cloudy | 2 mph ESE | 3% |
| Wednesday | 73°F | Sunny | 0 to 5 mph W | 2% |
| Wednesday Night | 43°F | Mostly Clear | 3 mph NNE | 3% |
| Thursday | 75°F | Sunny | 0 to 3 mph SSE | 2% |
| Thursday Night | 44°F | Mostly Clear | 3 mph SE | 1% |
Forecast source: National Weather Service (api.weather.gov) for Wilsall (45.984, -110.660). Updated through the day.
Growing snapshot for Wilsall
Last spring frost
Jun 4
First fall frost
Sep 6
Growing season
92 days
Hardiness zone
4b
More local growing data for Wilsall: nearby ZIP 59086 weather · frost dates · planting calendar · Montana frost dates
Nearby towns & communities
Clyde Park
Cooke City
Corwin Springs
Emigrant
Gardiner
Jardine
Livingston
Pine Creek
Pray
Sedan
Silver Gate
South Glastonbury
Springdale
Wineglass
Climate data from the nearest NOAA station, Wilsall 1S, Mt (5.1 mi from Wilsall). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.