Jette, MT Weather & Growing Conditions
Tonight
50°F
Mostly Cloudy
Mostly cloudy, with a low around 50. North northwest wind around 2 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 50°F | Mostly Cloudy | 2 mph NNW | 8% |
| Saturday | 74°F | Patchy Fog then Mostly Sunny | 0 to 3 mph NNE | 6% |
| Saturday Night | 48°F | Partly Cloudy | 2 mph SE | 0% |
| Sunday | 75°F | Sunny | 2 mph SW | 0% |
| Sunday Night | 49°F | Clear | 2 mph ESE | 0% |
| Monday | 78°F | Sunny | 0 to 5 mph SW | 0% |
| Monday Night | 50°F | Mostly Clear | 2 mph SSE | 0% |
| Tuesday | 76°F | Sunny | 0 to 3 mph W | 0% |
| Tuesday Night | 49°F | Partly Cloudy | 2 mph ESE | 1% |
| Wednesday | 74°F | Sunny | 0 to 5 mph SW | 1% |
| Wednesday Night | 49°F | Partly Cloudy | 0 to 3 mph ENE | 3% |
| Thursday | 75°F | Mostly Sunny | 0 to 3 mph NW | 2% |
| Thursday Night | 49°F | Partly Cloudy | 2 mph ENE | 1% |
| Friday | 75°F | Mostly Sunny | 1 to 5 mph SSW | 3% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Jette, MT
Last spring frost
May 10
First fall frost
Oct 5
Growing season
147 days
Hardiness zone
6a
Explore more for Jette, MT: full frost dates · planting calendar · Montana frost dates
Climate data from the nearest NOAA station, Polson, Mt (2.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.