Harman US

Camp Three, MT Weather & Growing Conditions

Overnight
52°F
Showers And Thunderstorms
Showers and thunderstorms. Cloudy. Low around 52, with temperatures rising to around 55 overnight. North wind 10 to 14 mph. Chance of precipitation is 90%.

7-day forecast

WhenTempForecastWindPrecip
Overnight 52°F Showers And Thunderstorms 10 to 14 mph N 85%
Saturday 59°F Patchy Fog 15 mph N 96%
Saturday Night 48°F Showers And Thunderstorms 13 mph N 96%
Sunday 61°F Rain Showers then Slight Chance Showers And Thunderstorms 10 mph NNE 84%
Sunday Night 46°F Slight Chance Rain Showers then Mostly Cloudy 2 to 6 mph ESE 15%
Monday 73°F Mostly Sunny 3 to 9 mph S 0%
Monday Night 46°F Mostly Clear 2 to 7 mph S 0%
Tuesday 78°F Sunny 7 mph SW 0%
Tuesday Night 49°F Partly Cloudy 1 to 5 mph SW 1%
Wednesday 80°F Sunny 6 mph SW 5%
Wednesday Night 50°F Partly Cloudy 5 mph S 1%
Thursday 80°F Sunny 7 to 10 mph SSW 0%
Thursday Night 50°F Mostly Clear 2 to 7 mph SSE 2%
Friday 79°F Mostly Sunny 6 to 10 mph SW 2%

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

Growing snapshot for Camp Three, MT

Last spring frost
May 20
First fall frost
Sep 21
Growing season
124 days
Hardiness zone
4b

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

Climate data from the nearest NOAA station, Roundup, Mt (6.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.