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Moore, MT Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Moore, a town in Fergus County, Montana.

Tonight
50°F
Showers And Thunderstorms
A chance of showers and thunderstorms before 9pm, then rain likely between 9pm and 3am, then showers and thunderstorms. Cloudy, with a low around 50. East northeast wind 3 to 9 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

7-day forecast for Moore

WhenTempForecastWindPrecip
Tonight 50°F Showers And Thunderstorms 3 to 9 mph ENE 81%
Saturday 58°F Rain then Showers And Thunderstorms Likely 5 to 8 mph N 80%
Saturday Night 47°F Rain Likely 3 to 8 mph NNW 74%
Sunday 66°F Chance Light Rain 5 mph NE 34%
Sunday Night 45°F Partly Cloudy 6 to 9 mph SE 1%
Monday 75°F Sunny 5 to 8 mph S 0%
Monday Night 48°F Mostly Clear 5 to 15 mph S 0%
Tuesday 77°F Mostly Sunny 2 to 7 mph WSW 0%
Tuesday Night 48°F Partly Cloudy 7 mph SE 2%
Wednesday 77°F Sunny 6 mph SW 2%
Wednesday Night 49°F Mostly Clear 5 to 9 mph S 1%
Thursday 78°F Sunny 6 to 9 mph S 1%
Thursday Night 50°F Partly Cloudy 9 to 13 mph S 4%
Friday 79°F Mostly Sunny 7 to 10 mph S 1%

Forecast source: National Weather Service (api.weather.gov) for Moore (46.975, -109.695). Updated through the day.

Growing snapshot for Moore

Last spring frost
May 31
First fall frost
Sep 14
Growing season
105 days
Hardiness zone
4b

More local growing data for Moore: nearby ZIP 59464 weather · frost dates · planting calendar · Montana frost dates

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Climate data from the nearest NOAA station, Lewistown 11 Sse, Mt (10.7 mi from Moore). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.