Opheim, MT Weather & Growing Conditions
Today
49°F
Sunny
Sunny. High near 49, with temperatures falling to around 41 in the afternoon. North northwest wind 1 to 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 49°F | Sunny | 1 to 5 mph NNW | 0% |
| Tonight | 28°F | Partly Cloudy | 3 to 9 mph E | 0% |
| Thursday | 48°F | Mostly Sunny | 8 to 12 mph S | 0% |
| Thursday Night | 32°F | Partly Cloudy | 9 mph SW | 0% |
| Friday | 48°F | Sunny | 8 to 13 mph SW | 0% |
| Friday Night | 34°F | Partly Cloudy | 9 to 14 mph SW | 0% |
| Saturday | 52°F | Mostly Sunny | 5 to 14 mph W | 0% |
| Saturday Night | 33°F | Partly Cloudy | 5 to 12 mph SSW | 0% |
| Sunday | 56°F | Partly Sunny | 13 mph SW | 0% |
| Sunday Night | 36°F | Partly Cloudy | 10 to 17 mph W | 0% |
| Monday | 51°F | Mostly Sunny | 5 to 13 mph W | 1% |
| Monday Night | 33°F | Partly Cloudy | 5 to 9 mph SW | 2% |
| Tuesday | 53°F | Mostly Sunny | 7 to 10 mph SSW | 2% |
| Tuesday Night | 36°F | Partly Cloudy | 8 mph SW | 2% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Opheim, MT
Last spring frost
Jun 1
First fall frost
Sep 7
Growing season
99 days
Hardiness zone
3b
Explore more for Opheim, MT: full frost dates · planting calendar · Montana frost dates
Climate data from the nearest NOAA station, Opheim 10 N, Mt (15.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.