Whitefish, MT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Whitefish, a city in Flathead County, Montana.
Today
78°F
Mostly Sunny
Mostly sunny, with a high near 78. Southwest wind around 2 mph.
7-day forecast for Whitefish
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 78°F | Mostly Sunny | 2 mph SW | 1% |
| Tonight | 45°F | Mostly Clear | 2 mph NW | 0% |
| Wednesday | 84°F | Sunny | 0 to 5 mph SW | 0% |
| Wednesday Night | 48°F | Mostly Clear | 0 to 5 mph NW | 0% |
| Thursday | 90°F | Sunny | 0 to 5 mph S | 0% |
| Thursday Night | 51°F | Mostly Clear | 1 to 6 mph NNW | 0% |
| Friday | 92°F | Sunny | 0 to 6 mph SSW | 0% |
| Friday Night | 52°F | Mostly Clear | 1 to 10 mph WNW | 0% |
| Saturday | 90°F | Sunny | 1 to 8 mph S | 0% |
| Saturday Night | 51°F | Mostly Clear | 0 to 8 mph WNW | 0% |
| Sunday | 87°F | Sunny | 0 to 3 mph SSW | 0% |
| Sunday Night | 50°F | Mostly Clear | 1 to 5 mph NW | 0% |
| Monday | 85°F | Sunny | 2 mph E | 1% |
| Monday Night | 49°F | Mostly Clear | 3 mph ENE | 1% |
Forecast source: National Weather Service (api.weather.gov) for Whitefish (48.438, -114.348). Updated through the day.
Growing snapshot for Whitefish
Last spring frost
May 16
First fall frost
Sep 25
Growing season
129 days
Hardiness zone
5a
More local growing data for Whitefish: nearby ZIP 59937 weather · frost dates · planting calendar · Montana frost dates
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Climate data from the nearest NOAA station, Whitefish, Mt (6.7 mi from Whitefish). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.