Harman US

Warm Spring Creek, MT Weather & Growing Conditions

Overnight
48°F
Chance Light Rain
A chance of rain. Cloudy. Low around 48, with temperatures rising to around 52 overnight. East northeast wind around 7 mph. Chance of precipitation is 50%.

7-day forecast

WhenTempForecastWindPrecip
Overnight 48°F Chance Light Rain 7 mph ENE 46%
Saturday 55°F Rain Likely 7 mph ENE 60%
Saturday Night 47°F Light Rain Likely 6 mph ENE 63%
Sunday 57°F Chance Light Rain then Patchy Fog 5 mph E 52%
Sunday Night 45°F Partly Cloudy 8 mph SE 3%
Monday 68°F Sunny 6 mph SSE 0%
Monday Night 50°F Mostly Clear 5 to 9 mph S 0%
Tuesday 71°F Sunny 5 mph WSW 1%
Tuesday Night 52°F Mostly Clear 3 to 7 mph SSE 1%
Wednesday 72°F Mostly Sunny 5 mph SW 2%
Wednesday Night 53°F Mostly Clear 3 to 7 mph S 5%
Thursday 73°F Sunny 7 mph SSW 3%
Thursday Night 53°F Mostly Clear 6 to 10 mph SE 3%
Friday 72°F Mostly Sunny 8 mph SSW 3%

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

Growing snapshot for Warm Spring Creek, MT

Last spring frost
May 14
First fall frost
Sep 28
Growing season
135 days
Hardiness zone
4b

Explore more for Warm Spring Creek, MT: full frost dates · planting calendar · Montana frost dates

Climate data from the nearest NOAA station, Lewistown, Mt (6.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.