Harman US

Power, MT Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Power, a community in Teton County, Montana.

Today
53°F
Mostly Sunny
Mostly sunny. High near 53, with temperatures falling to around 47 in the afternoon. South wind 3 to 15 mph, with gusts as high as 23 mph.

7-day forecast for Power

WhenTempForecastWindPrecip
Today 53°F Mostly Sunny 3 to 15 mph S 0%
Tonight 28°F Patchy Fog 3 mph WSW 0%
Wednesday 49°F Mostly Sunny 3 mph WNW 0%
Wednesday Night 29°F Patchy Fog 1 to 7 mph SSW 0%
Thursday 55°F Mostly Sunny 7 to 15 mph SW 0%
Thursday Night 32°F Mostly Clear 12 mph SW 0%
Friday 53°F Mostly Sunny 12 to 22 mph SW 1%
Friday Night 36°F Partly Cloudy 14 to 21 mph SW 1%
Saturday 55°F Mostly Sunny 7 to 14 mph SW 0%
Saturday Night 37°F Partly Cloudy 7 to 15 mph SSW 0%
Sunday 60°F Partly Sunny 15 to 22 mph SW 0%
Sunday Night 37°F Mostly Cloudy 6 to 15 mph SW 1%
Monday 55°F Partly Sunny 8 mph SW 1%
Monday Night 37°F Mostly Cloudy 6 to 10 mph SSW 2%

Forecast source: National Weather Service (api.weather.gov) for Power (47.721, -111.700). Updated through the day.

Growing snapshot for Power

Last spring frost
Jun 2
First fall frost
Sep 10
Growing season
96 days
Hardiness zone
4b

More local growing data for Power: nearby ZIP 59468 weather · frost dates · planting calendar · Montana frost dates

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Climate data from the nearest NOAA station, Sun Rvr 4 S, Mt (18 mi from Power). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.