Harman US

Broadus, MT Weather & Growing Conditions

Tonight
52°F
Patchy Fog
Patchy fog and showers and thunderstorms before 9pm, then patchy fog and showers and thunderstorms. Cloudy. Low around 52, with temperatures rising to around 54 overnight. East wind around 9 mph. Chance of precipitation is 90%.

7-day forecast

WhenTempForecastWindPrecip
Tonight 52°F Patchy Fog 9 mph E 91%
Sunday 61°F Patchy Fog 9 mph ESE 94%
Sunday Night 48°F Rain Showers Likely then Patchy Fog 2 to 7 mph E 60%
Monday 67°F Patchy Fog then Partly Sunny 2 to 7 mph SE 10%
Monday Night 48°F Mostly Clear then Patchy Fog 10 mph SE 2%
Tuesday 76°F Patchy Fog then Sunny 7 to 10 mph SSE 0%
Tuesday Night 53°F Mostly Clear 8 mph SE 7%
Wednesday 79°F Mostly Sunny then Slight Chance Showers And Thunderstorms 6 mph SSE 22%
Wednesday Night 52°F Slight Chance Showers And Thunderstorms then Partly Cloudy 3 mph SSE 15%
Thursday 83°F Sunny 5 mph S 1%
Thursday Night 56°F Mostly Clear 5 to 8 mph SE 2%
Friday 83°F Mostly Sunny 9 to 14 mph SSE 1%
Friday Night 54°F Partly Cloudy 12 mph SSE 3%
Saturday 77°F Mostly Sunny then Slight Chance Rain Showers 8 mph WSW 15%

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

Growing snapshot for Broadus, MT

Last spring frost
May 16
First fall frost
Sep 28
Growing season
135 days
Hardiness zone
4b

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

Climate data from the nearest NOAA station, Broadus, Mt (9.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.