Harman US

Yaak, MT Weather & Growing Conditions

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

This Afternoon
51°F
Sunny
Sunny. High near 51, with temperatures falling to around 45 in the afternoon. Wind around 0 mph.

7-day forecast for Yaak

WhenTempForecastWindPrecip
This Afternoon 51°F Sunny 0 mph 1%
Tonight 26°F Mostly Cloudy then Patchy Fog 1 mph SSW 5%
Thursday 44°F Areas Of Fog then Mostly Cloudy 2 mph SSW 19%
Thursday Night 30°F Patchy Fog 1 mph S 1%
Friday 48°F Patchy Fog then Mostly Cloudy 1 to 6 mph SSW 8%
Friday Night 32°F Mostly Cloudy 0 to 6 mph SSW 8%
Saturday 53°F Areas Of Fog then Mostly Cloudy 1 mph S 6%
Saturday Night 32°F Mostly Cloudy then Chance Light Rain 0 to 3 mph SSE 52%
Sunday 51°F Chance Light Rain 3 to 9 mph SSW 52%
Sunday Night 30°F Slight Chance Light Rain then Areas Of Fog 0 to 6 mph SW 16%
Monday 49°F Areas Of Fog then Mostly Cloudy 0 mph 5%
Monday Night 31°F Mostly Cloudy then Patchy Fog 1 mph WNW 16%
Tuesday 51°F Areas Of Fog 2 mph SSW 33%
Tuesday Night 33°F Chance Light Rain 2 mph SSW 33%

Forecast source: National Weather Service (api.weather.gov) for Yaak (48.830, -115.686). Updated through the day.

Growing snapshot for Yaak

Last spring frost
May 14
First fall frost
Sep 25
Growing season
132 days
Hardiness zone
6a

More local growing data for Yaak: nearby ZIP 59935 weather · frost dates · planting calendar · Montana frost dates

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Climate data from the nearest NOAA station, Troy, Mt (12.1 mi from Yaak). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.