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Vaughn, MT Weather & Growing Conditions

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

Tonight
28°F
Mostly Cloudy then Patchy Fog
Patchy fog after 2am. Mostly cloudy, with a low around 28. West southwest wind around 3 mph.

7-day forecast for Vaughn

WhenTempForecastWindPrecip
Tonight 28°F Mostly Cloudy then Patchy Fog 3 mph WSW 0%
Wednesday 50°F Patchy Fog then Mostly Sunny 2 mph W 0%
Wednesday Night 29°F Mostly Clear 0 to 6 mph SSW 0%
Thursday 56°F Mostly Sunny 6 to 17 mph SW 0%
Thursday Night 33°F Mostly Clear 13 mph SW 0%
Friday 55°F Mostly Sunny 12 to 25 mph SW 1%
Friday Night 37°F Partly Cloudy 14 to 22 mph SW 2%
Saturday 56°F Mostly Sunny 7 to 16 mph SW 0%
Saturday Night 36°F Partly Cloudy 7 to 10 mph SSW 0%
Sunday 62°F Partly Sunny 10 to 20 mph SSW 0%
Sunday Night 37°F Mostly Cloudy 6 to 14 mph SW 1%
Monday 57°F Partly Sunny 6 mph SW 1%
Monday Night 37°F Mostly Cloudy 8 mph SSW 1%
Tuesday 60°F Mostly Sunny 8 to 17 mph SW 1%

Forecast source: National Weather Service (api.weather.gov) for Vaughn (47.552, -111.561). Updated through the day.

Growing snapshot for Vaughn

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

More local growing data for Vaughn: nearby ZIP 59487 weather · frost dates · planting calendar · Montana frost dates

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Climate data from the nearest NOAA station, Sun Rvr 4 S, Mt (8.9 mi from Vaughn). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.