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Neihart, MT Weather & Growing Conditions

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

This Afternoon
51°F
Chance Light Rain
A chance of rain. Cloudy, with a high near 51. East northeast wind around 6 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.

7-day forecast for Neihart

WhenTempForecastWindPrecip
This Afternoon 51°F Chance Light Rain 6 mph ENE 46%
Tonight 40°F Chance Light Rain 5 mph ESE 31%
Sunday 60°F Partly Sunny 1 to 6 mph NW 9%
Sunday Night 41°F Partly Cloudy 5 mph SE 2%
Monday 66°F Sunny 2 to 6 mph SSW 2%
Monday Night 44°F Mostly Clear 6 mph SSW 0%
Tuesday 68°F Sunny 3 to 7 mph SW 0%
Tuesday Night 47°F Partly Cloudy 5 mph S 1%
Wednesday 68°F Mostly Sunny 3 to 9 mph SSW 3%
Wednesday Night 47°F Partly Cloudy 6 mph SSW 7%
Thursday 69°F Sunny 7 to 10 mph SSW 2%
Thursday Night 48°F Mostly Clear 7 to 10 mph S 6%
Friday 68°F Mostly Sunny 10 mph S 6%
Friday Night 45°F Slight Chance Light Rain then Mostly Cloudy 5 to 8 mph S 15%

Forecast source: National Weather Service (api.weather.gov) for Neihart (46.935, -110.736). Updated through the day.

Growing snapshot for Neihart

Last spring frost
Jun 6
First fall frost
Sep 12
Growing season
99 days
Hardiness zone
4b

More local growing data for Neihart: nearby ZIP 59465 weather · frost dates · planting calendar · Montana frost dates

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Climate data from the nearest NOAA station, Neihart 8 Nnw, Mt (7.9 mi from Neihart). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.