Harman US

Coram, MT Weather & Growing Conditions

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

Tonight
23°F
Mostly Cloudy
Mostly cloudy, with a low around 23. Wind around 0 mph.

7-day forecast for Coram

WhenTempForecastWindPrecip
Tonight 23°F Mostly Cloudy 0 mph 0%
Wednesday 45°F Mostly Sunny 0 mph 0%
Wednesday Night 23°F Mostly Clear 0 mph 1%
Thursday 41°F Chance Rain And Snow 2 mph SSW 30%
Thursday Night 28°F Chance Light Rain then Mostly Cloudy 2 mph SSW 30%
Friday 45°F Mostly Cloudy then Chance Light Rain 1 to 5 mph SSW 27%
Friday Night 30°F Chance Light Rain 0 to 5 mph S 27%
Saturday 50°F Partly Sunny 1 mph W 9%
Saturday Night 30°F Mostly Cloudy then Chance Light Rain 0 mph 40%
Sunday 51°F Chance Light Rain 0 to 7 mph SSW 48%
Sunday Night 31°F Chance Light Rain 0 to 3 mph SSW 48%
Monday 49°F Partly Sunny then Slight Chance Light Rain 0 mph 21%
Monday Night 31°F Slight Chance Light Rain 0 mph 23%
Tuesday 50°F Slight Chance Light Rain 2 mph NNW 23%

Forecast source: National Weather Service (api.weather.gov) for Coram (48.431, -114.047). Updated through the day.

Growing snapshot for Coram

Last spring frost
May 9
First fall frost
Oct 1
Growing season
141 days
Hardiness zone
5b

More local growing data for Coram: nearby ZIP 59919 weather · frost dates · planting calendar · Montana frost dates

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Climate data from the nearest NOAA station, Hungry Horse Dam, Mt (2.9 mi from Coram). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.