Opheim, MT Weather & Growing Conditions
Today
67°F
Partly Sunny
Partly sunny, with a high near 67. East northeast wind around 15 mph, with gusts as high as 21 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 67°F | Partly Sunny | 15 mph ENE | 0% |
| Tonight | 47°F | Mostly Cloudy | 10 to 14 mph E | 4% |
| Sunday | 63°F | Patchy Fog then Mostly Cloudy | 14 mph ESE | 8% |
| Sunday Night | 46°F | Partly Cloudy | 13 mph SSE | 0% |
| Monday | 68°F | Mostly Sunny | 13 to 18 mph SSE | 1% |
| Monday Night | 50°F | Mostly Clear | 14 to 17 mph SSE | 0% |
| Tuesday | 75°F | Sunny | 12 to 16 mph SSE | 0% |
| Tuesday Night | 51°F | Mostly Clear | 9 mph SSE | 1% |
| Wednesday | 78°F | Sunny | 10 mph SSE | 3% |
| Wednesday Night | 53°F | Partly Cloudy | 6 to 9 mph SSE | 4% |
| Thursday | 78°F | Sunny | 9 to 13 mph SSE | 1% |
| Thursday Night | 53°F | Mostly Clear | 8 to 14 mph SE | 4% |
| Friday | 77°F | Mostly Sunny | 15 to 18 mph SE | 4% |
| Friday Night | 49°F | Partly Cloudy | 17 mph SE | 14% |
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 Sep 19, 2026.