Harman US

Crow Agency, MT Weather & Growing Conditions

Overnight
55°F
Patchy Fog
Patchy fog and showers and thunderstorms. Cloudy. Low around 55, with temperatures rising to around 57 overnight. Northwest wind around 3 mph. Chance of precipitation is 90%.

7-day forecast

WhenTempForecastWindPrecip
Overnight 55°F Patchy Fog 3 mph NW 86%
Saturday 65°F Patchy Fog 3 to 9 mph NNW 94%
Saturday Night 48°F Patchy Fog 8 to 12 mph NW 90%
Sunday 64°F Rain Showers 12 mph NW 77%
Sunday Night 46°F Chance Rain Showers then Mostly Cloudy 2 to 6 mph W 34%
Monday 73°F Mostly Sunny 5 mph SE 0%
Monday Night 46°F Mostly Clear 6 mph SE 0%
Tuesday 80°F Sunny 1 to 5 mph SE 0%
Tuesday Night 50°F Partly Cloudy then Slight Chance Rain Showers 5 mph ESE 15%
Wednesday 81°F Mostly Sunny 6 mph SW 6%
Wednesday Night 50°F Mostly Clear 5 mph SSE 4%
Thursday 84°F Sunny 5 mph SW 2%
Thursday Night 51°F Mostly Clear 7 mph SE 1%
Friday 84°F Mostly Sunny 6 mph SSW 0%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Crow Agency, MT

Last spring frost
May 13
First fall frost
Sep 29
Growing season
135 days
Hardiness zone
4b

Explore more for Crow Agency, MT: full frost dates · planting calendar · Montana frost dates

Climate data from the nearest NOAA station, Hardin, Mt (19.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.