White Haven, MT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for White Haven, a community in Lincoln County, Montana.
This Afternoon
82°F
Sunny
Sunny, with a high near 82. West northwest wind around 5 mph.
7-day forecast for White Haven
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 82°F | Sunny | 5 mph WNW | 0% |
| Tonight | 46°F | Partly Cloudy | 1 mph N | 1% |
| Saturday | 82°F | Sunny | 0 mph | 3% |
| Saturday Night | 46°F | Partly Cloudy | 0 mph | 1% |
| Sunday | 83°F | Sunny | 0 mph | 0% |
| Sunday Night | 47°F | Clear | 0 mph | 0% |
| Monday | 83°F | Sunny | 1 mph NW | 0% |
| Monday Night | 47°F | Mostly Clear | 1 mph W | 0% |
| Tuesday | 81°F | Sunny | 0 mph | 0% |
| Tuesday Night | 47°F | Partly Cloudy | 0 mph | 1% |
| Wednesday | 77°F | Mostly Sunny | 2 mph W | 1% |
| Wednesday Night | 45°F | Partly Cloudy | 0 mph | 0% |
| Thursday | 80°F | Mostly Sunny | 1 mph NNE | 1% |
| Thursday Night | 47°F | Partly Cloudy | 0 mph | 4% |
Forecast source: National Weather Service (api.weather.gov) for White Haven (48.348, -115.516). Updated through the day.
Growing snapshot for White Haven
Last spring frost
May 11
First fall frost
Oct 1
Growing season
142 days
Hardiness zone
6a
More local growing data for White Haven: nearby ZIP 59923 weather · frost dates · planting calendar · Montana frost dates
Nearby towns & communities
Eureka
Fortine
Happys Inn
Indian Springs
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Rexford
Stryker
Sylvanite
Trego
Troy
West Kootenai
Yaak
Climate data from the nearest NOAA station, Libby Dam (Base), Mt (9.6 mi from White Haven). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.