Opheim, MT Weather & Growing Conditions
Today
71°F
Sunny
Sunny, with a high near 71. West northwest wind 9 to 15 mph, with gusts as high as 21 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 71°F | Sunny | 9 to 15 mph WNW | 0% |
| Tonight | 50°F | Partly Cloudy | 5 to 14 mph W | 2% |
| Wednesday | 80°F | Partly Sunny | 10 to 18 mph W | 1% |
| Wednesday Night | 53°F | Partly Cloudy | 5 to 17 mph W | 0% |
| Thursday | 85°F | Sunny | 6 to 14 mph WNW | 0% |
| Thursday Night | 54°F | Mostly Clear | 8 to 14 mph N | 0% |
| Friday | 85°F | Sunny | 7 mph E | 1% |
| Friday Night | 55°F | Mostly Clear | 10 mph NE | 1% |
| Saturday | 84°F | Sunny | 12 mph ENE | 1% |
| Saturday Night | 56°F | Partly Cloudy | 13 mph NE | 8% |
| Sunday | 83°F | Mostly Sunny | 14 mph ENE | 7% |
| Sunday Night | 55°F | Slight Chance Showers And Thunderstorms | 14 mph NE | 22% |
| Monday | 80°F | Chance Showers And Thunderstorms | 14 mph ENE | 26% |
| Monday Night | 55°F | Chance Showers And Thunderstorms | 13 mph ENE | 33% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Opheim, MT
Last spring frost
Jun 5
First fall frost
Sep 2
Growing season
89 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 12 Sse, Mt (10.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.