Harman US

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

WhenTempForecastWindPrecip
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.