Inverness, MT Weather & Growing Conditions
Today
75°F
Sunny
Sunny, with a high near 75. West wind 5 to 8 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 75°F | Sunny | 5 to 8 mph W | 1% |
| Tonight | 50°F | Mostly Clear | 5 to 8 mph WSW | 1% |
| Wednesday | 82°F | Mostly Sunny | 9 mph W | 0% |
| Wednesday Night | 52°F | Mostly Clear | 5 to 8 mph NE | 0% |
| Thursday | 88°F | Sunny | 7 to 12 mph WNW | 0% |
| Thursday Night | 54°F | Mostly Clear | 7 to 12 mph NE | 0% |
| Friday | 93°F | Sunny | 6 to 15 mph ENE | 0% |
| Friday Night | 57°F | Mostly Clear | 9 to 14 mph N | 0% |
| Saturday | 89°F | Sunny | 7 to 12 mph NNW | 0% |
| Saturday Night | 56°F | Partly Cloudy | 7 to 10 mph NNE | 1% |
| Sunday | 85°F | Mostly Sunny | 10 mph N | 1% |
| Sunday Night | 55°F | Partly Cloudy | 12 mph NNE | 9% |
| Monday | 83°F | Mostly Sunny | 10 mph NE | 7% |
| Monday Night | 54°F | Mostly Clear then Slight Chance Rain Showers | 13 mph NE | 16% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Inverness, MT
Last spring frost
May 21
First fall frost
Sep 19
Growing season
119 days
Hardiness zone
4a
Explore more for Inverness, MT: full frost dates · planting calendar · Montana frost dates
Climate data from the nearest NOAA station, Joplin, Mt (4.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.