Luther, MT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Luther, a community in Carbon County, Montana.
This Afternoon
52°F
Sunny
Sunny. High near 52, with temperatures falling to around 44 in the afternoon. South southeast wind around 3 mph.
7-day forecast for Luther
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 52°F | Sunny | 3 mph SSE | 0% |
| Tonight | 32°F | Mostly Clear | 5 mph WSW | 0% |
| Wednesday | 52°F | Mostly Sunny | 3 mph WNW | 0% |
| Wednesday Night | 31°F | Partly Cloudy | 2 to 7 mph SW | 0% |
| Thursday | 55°F | Mostly Sunny | 2 to 10 mph WNW | 7% |
| Thursday Night | 33°F | Partly Cloudy | 2 to 8 mph WSW | 10% |
| Friday | 54°F | Sunny | 3 to 12 mph SW | 8% |
| Friday Night | 35°F | Partly Cloudy | 8 to 14 mph SW | 8% |
| Saturday | 59°F | Sunny | 3 to 9 mph SSE | 0% |
| Saturday Night | 40°F | Partly Cloudy | 6 to 14 mph SSW | 0% |
| Sunday | 64°F | Mostly Sunny | 9 to 15 mph SSW | 0% |
| Sunday Night | 41°F | Partly Cloudy | 6 to 14 mph SW | 0% |
| Monday | 59°F | Mostly Sunny | 6 mph SSE | 1% |
| Monday Night | 41°F | Partly Cloudy | 3 to 8 mph SW | 2% |
Forecast source: National Weather Service (api.weather.gov) for Luther (45.285, -109.416). Updated through the day.
Growing snapshot for Luther
Last spring frost
Jun 5
First fall frost
Sep 14
Growing season
99 days
Hardiness zone
5a
More local growing data for Luther: nearby ZIP 59071 weather · frost dates · planting calendar · Montana frost dates
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Climate data from the nearest NOAA station, Mystic Lake, Mt (4.9 mi from Luther). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.