Whitefish, MT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Whitefish, a city in Flathead County, Montana.
Overnight
48°F
Partly Cloudy
Partly cloudy, with a low around 48. North wind around 3 mph.
7-day forecast for Whitefish
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 48°F | Partly Cloudy | 3 mph N | 0% |
| Saturday | 74°F | Sunny | 0 to 3 mph ESE | 1% |
| Saturday Night | 48°F | Partly Cloudy | 1 mph NE | 1% |
| Sunday | 74°F | Sunny | 2 mph W | 0% |
| Sunday Night | 48°F | Mostly Clear | 1 mph W | 0% |
| Monday | 76°F | Sunny | 0 to 3 mph W | 0% |
| Monday Night | 48°F | Mostly Clear | 2 mph W | 0% |
| Tuesday | 74°F | Sunny | 2 mph SSE | 0% |
| Tuesday Night | 48°F | Partly Cloudy | 1 mph E | 0% |
| Wednesday | 73°F | Mostly Sunny | 0 to 3 mph SE | 0% |
| Wednesday Night | 48°F | Partly Cloudy | 2 mph WNW | 2% |
| Thursday | 71°F | Mostly Sunny | 2 mph S | 1% |
| Thursday Night | 48°F | Partly Cloudy | 1 mph NNE | 7% |
| Friday | 69°F | Partly Sunny | 2 mph E | 12% |
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 Sep 19, 2026.