Harman US

Billings, MT Weather & Growing Conditions

Today
60°F
Showers And Thunderstorms
Showers and thunderstorms. Cloudy. High near 60, with temperatures falling to around 58 in the afternoon. North wind around 13 mph. Chance of precipitation is 100%.

7-day forecast

WhenTempForecastWindPrecip
Today 60°F Showers And Thunderstorms 13 mph N 100%
Tonight 51°F Patchy Fog 13 mph NNW 91%
Sunday 64°F Rain Showers 6 to 9 mph NNW 76%
Sunday Night 50°F Slight Chance Rain Showers then Mostly Cloudy 2 to 6 mph E 17%
Monday 73°F Mostly Sunny 5 mph S 0%
Monday Night 50°F Mostly Clear 6 mph S 0%
Tuesday 78°F Sunny 6 mph SW 0%
Tuesday Night 53°F Partly Cloudy 5 mph SSE 1%
Wednesday 80°F Mostly Sunny 6 mph SW 5%
Wednesday Night 53°F Mostly Clear 6 mph SSW 5%
Thursday 82°F Sunny 8 mph SW 0%
Thursday Night 53°F Mostly Clear 6 mph S 1%
Friday 81°F Mostly Sunny 6 mph SW 1%
Friday Night 52°F Partly Cloudy 5 to 8 mph SW 10%

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

Growing snapshot for Billings, MT

Last spring frost
May 5
First fall frost
Oct 3
Growing season
149 days
Hardiness zone
5a

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

Climate data from the nearest NOAA station, Billings Wfo, Mt (1.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.