Harman US

Geraldine, MT Weather & Growing Conditions

Overnight
53°F
Cloudy
Cloudy, with a low around 53. East northeast wind around 5 mph.

7-day forecast

WhenTempForecastWindPrecip
Overnight 53°F Cloudy 5 mph ENE 8%
Saturday 68°F Mostly Cloudy 3 to 7 mph ENE 6%
Saturday Night 49°F Mostly Cloudy 7 mph SE 14%
Sunday 70°F Mostly Sunny 3 to 8 mph SE 2%
Sunday Night 48°F Mostly Clear 6 to 12 mph ESE 0%
Monday 77°F Sunny 7 mph SE 0%
Monday Night 49°F Mostly Clear 3 to 8 mph SE 0%
Tuesday 79°F Sunny 5 mph WNW 0%
Tuesday Night 51°F Mostly Clear 5 mph SE 0%
Wednesday 80°F Sunny 3 mph WSW 1%
Wednesday Night 52°F Mostly Clear 3 to 7 mph SSE 4%
Thursday 81°F Sunny 2 to 6 mph SSE 1%
Thursday Night 52°F Mostly Clear 7 to 10 mph SE 7%
Friday 79°F Mostly Sunny 3 to 8 mph SE 4%

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

Growing snapshot for Geraldine, MT

Last spring frost
May 14
First fall frost
Sep 26
Growing season
134 days
Hardiness zone
4b

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

Climate data from the nearest NOAA station, Geraldine, Mt (6.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.