Little Bitterroot Lake, MT Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Little Bitterroot Lake, a community in Flathead County, Montana.
Tonight
46°F
Mostly Cloudy
Mostly cloudy, with a low around 46. North northeast wind around 1 mph.
7-day forecast for Little Bitterroot Lake
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 46°F | Mostly Cloudy | 1 mph NNE | 2% |
| Saturday | 74°F | Sunny | 2 mph ESE | 1% |
| Saturday Night | 46°F | Partly Cloudy | 1 mph ESE | 0% |
| Sunday | 75°F | Sunny | 2 mph WSW | 0% |
| Sunday Night | 46°F | Mostly Clear | 1 mph NW | 0% |
| Monday | 75°F | Sunny | 0 to 3 mph WSW | 0% |
| Monday Night | 46°F | Mostly Clear | 0 to 3 mph WSW | 0% |
| Tuesday | 73°F | Sunny | 0 to 3 mph SSW | 0% |
| Tuesday Night | 46°F | Partly Cloudy | 2 mph WSW | 1% |
| Wednesday | 70°F | Sunny | 0 to 5 mph SW | 1% |
| Wednesday Night | 45°F | Partly Cloudy | 0 to 3 mph WSW | 2% |
| Thursday | 73°F | Mostly Sunny | 0 to 3 mph SSE | 2% |
| Thursday Night | 46°F | Partly Cloudy | 2 mph E | 2% |
| Friday | 70°F | Mostly Sunny | 1 to 5 mph SSW | 3% |
Forecast source: National Weather Service (api.weather.gov) for Little Bitterroot Lake (48.134, -114.726). Updated through the day.
Growing snapshot for Little Bitterroot Lake
Growing season
44 days
Hardiness zone
4b
More local growing data for Little Bitterroot Lake: nearby ZIP 59925 weather · frost dates · planting calendar · Montana frost dates
Nearby towns & communities
Batavia
Bigfork
Columbia Falls
Coram
Essex
Evergreen
Forest Hill Village
Helena Flats
Hungry Horse
Kalispell
Kila
Lakeside
Marion
Martin City
Olney
Pinnacle
Polebridge
Rhodes
Snowslip
Somers
West Glacier
Whitefish
Woods Bay
Climate data from the nearest NOAA station, Libby 32 Sse, Mt (18.6 mi from Little Bitterroot Lake). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.