Alberton, MT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Alberton, a town in Missoula County, Montana.
This Afternoon
76°F
Partly Sunny
Partly sunny, with a high near 76. Northwest wind around 5 mph.
7-day forecast for Alberton
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 76°F | Partly Sunny | 5 mph NW | 13% |
| Tonight | 48°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 3 mph NNE | 42% |
| Saturday | 74°F | Patchy Fog then Mostly Sunny | 1 to 5 mph E | 11% |
| Saturday Night | 46°F | Partly Cloudy | 3 mph SE | 2% |
| Sunday | 80°F | Sunny | 3 mph ESE | 0% |
| Sunday Night | 47°F | Clear | 3 mph SSE | 0% |
| Monday | 82°F | Sunny | 5 mph S | 0% |
| Monday Night | 48°F | Mostly Clear | 5 mph WSW | 0% |
| Tuesday | 80°F | Sunny | 3 mph S | 0% |
| Tuesday Night | 47°F | Partly Cloudy | 3 mph WSW | 1% |
| Wednesday | 77°F | Sunny | 5 mph SSW | 1% |
| Wednesday Night | 47°F | Mostly Clear | 3 mph SW | 2% |
| Thursday | 81°F | Sunny | 5 mph SE | 1% |
| Thursday Night | 49°F | Partly Cloudy | 3 mph SE | 1% |
Forecast source: National Weather Service (api.weather.gov) for Alberton (47.004, -114.485). Updated through the day.
Growing snapshot for Alberton
Last spring frost
May 18
First fall frost
Sep 25
Growing season
126 days
Hardiness zone
5b
More local growing data for Alberton: nearby ZIP 59846 weather · frost dates · planting calendar · Montana frost dates
Nearby towns & communities
Arlee
Bonner-West Riverside
Condon
Cyr
East Missoula
Evaro
Frenchtown
Huson
Lolo
Missoula
Orchard Homes
Piltzville
Potomac
Seeley Lake
Turah
Twin Creeks
Wye
Climate data from the nearest NOAA station, Alberton, Mt (10.4 mi from Alberton). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.