Vaughn, MT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Vaughn, a community in Cascade County, Montana.
Overnight
42°F
Clear
Clear, with a low around 42. West wind around 1 mph.
7-day forecast for Vaughn
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 42°F | Clear | 1 mph W | 0% |
| Tuesday | 79°F | Sunny | 1 to 5 mph S | 0% |
| Tuesday Night | 47°F | Mostly Clear | 3 to 7 mph S | 1% |
| Wednesday | 87°F | Sunny | 6 mph W | 0% |
| Wednesday Night | 50°F | Mostly Clear | 3 to 7 mph W | 0% |
| Thursday | 95°F | Sunny | 5 to 8 mph W | 0% |
| Thursday Night | 54°F | Mostly Clear | 3 to 9 mph N | 0% |
| Friday | 99°F | Sunny | 2 to 18 mph W | 0% |
| Friday Night | 55°F | Mostly Clear | 7 to 17 mph WNW | 0% |
| Saturday | 95°F | Sunny | 5 to 9 mph W | 0% |
| Saturday Night | 55°F | Mostly Clear | 3 to 14 mph NW | 1% |
| Sunday | 91°F | Sunny | 3 to 8 mph NNW | 0% |
| Sunday Night | 54°F | Partly Cloudy | 7 to 12 mph NNE | 2% |
| Monday | 88°F | Sunny | 3 to 7 mph N | 4% |
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
Nearby towns & communities
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Big Stone Colony
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Fairfield
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Gibson Flats
Great Falls
Hardy
Malmstrom AFB
Monarch
Neihart
Pleasant Valley Colony
Riceville
Sand Coulee
Simms
Stockett
Sun Prairie
Sun River
Tracy
Ulm
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 Aug 4, 2026.