Harman US

Beach, MT Weather & Growing Conditions

Today
64°F
Rain Showers Likely
Patchy fog and a slight chance of rain showers before 7am, then rain showers likely and patchy fog. Cloudy. High near 64, with temperatures falling to around 62 in the afternoon. East wind 2 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

7-day forecast

WhenTempForecastWindPrecip
Today 64°F Rain Showers Likely 2 to 14 mph E 68%
Tonight 50°F Rain Showers 14 to 17 mph E 88%
Sunday 59°F Rain Showers Likely 13 to 17 mph E 67%
Sunday Night 48°F Slight Chance Rain Showers then Mostly Cloudy 12 mph SE 15%
Monday 68°F Mostly Sunny 9 to 16 mph SE 1%
Monday Night 49°F Partly Cloudy 15 to 18 mph SE 0%
Tuesday 74°F Sunny 17 to 21 mph SE 2%
Tuesday Night 52°F Mostly Clear 12 to 21 mph SE 1%
Wednesday 79°F Sunny 8 to 12 mph SE 7%
Wednesday Night 54°F Mostly Clear 7 to 12 mph SE 10%
Thursday 81°F Mostly Sunny 7 to 10 mph SE 5%
Thursday Night 55°F Mostly Clear 8 to 15 mph SE 3%
Friday 80°F Mostly Sunny 14 to 20 mph SE 2%
Friday Night 53°F Partly Cloudy 17 to 22 mph S 8%

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

Growing snapshot for Beach, MT

Last spring frost
May 15
First fall frost
Sep 25
Growing season
132 days
Hardiness zone
4a

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

Climate data from the nearest NOAA station, Trotters 3 Sse, Nd (11.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.