West Havre, MT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for West Havre, a community in Hill County, Montana.
Overnight
29°F
Patchy Fog
Patchy fog. Mostly clear, with a low around 29. West wind around 1 mph.
7-day forecast for West Havre
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 29°F | Patchy Fog | 1 mph W | 0% |
| Wednesday | 43°F | Patchy Fog then Mostly Sunny | 0 to 5 mph W | 0% |
| Wednesday Night | 28°F | Partly Cloudy | 2 mph SSW | 0% |
| Thursday | 50°F | Mostly Sunny | 2 to 14 mph SW | 0% |
| Thursday Night | 34°F | Mostly Clear | 13 mph SW | 1% |
| Friday | 52°F | Sunny | 13 to 17 mph SW | 0% |
| Friday Night | 37°F | Partly Cloudy | 15 to 20 mph SW | 0% |
| Saturday | 57°F | Sunny | 5 to 15 mph SW | 0% |
| Saturday Night | 37°F | Partly Cloudy | 6 mph SSW | 0% |
| Sunday | 62°F | Partly Sunny | 5 to 20 mph WSW | 1% |
| Sunday Night | 37°F | Partly Cloudy | 9 to 23 mph W | 1% |
| Monday | 53°F | Mostly Sunny | 5 to 9 mph WSW | 1% |
| Monday Night | 35°F | Mostly Cloudy | 3 to 8 mph SSW | 1% |
| Tuesday | 58°F | Mostly Sunny | 8 to 15 mph SW | 0% |
Forecast source: National Weather Service (api.weather.gov) for West Havre (48.547, -109.731). Updated through the day.
Growing snapshot for West Havre
Last spring frost
May 15
First fall frost
Sep 23
Growing season
129 days
Hardiness zone
3b
More local growing data for West Havre: nearby ZIP 59501 weather · frost dates · planting calendar · Montana frost dates
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Climate data from the nearest NOAA station, Havre City Co Ap, Mt (10.2 mi from West Havre). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.