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Arimo, ID Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Arimo, a city in Bannock County, Idaho.

Tonight
27°F
Areas Of Fog
Areas of fog after 11pm. Cloudy. Low around 27, with temperatures rising to around 31 overnight. Northeast wind around 2 mph.

7-day forecast for Arimo

WhenTempForecastWindPrecip
Tonight 27°F Areas Of Fog 2 mph NE 4%
Wednesday 50°F Patchy Fog then Mostly Cloudy 1 to 8 mph NNW 5%
Wednesday Night 24°F Areas Of Fog 2 mph N 0%
Thursday 49°F Areas Of Fog then Partly Sunny 0 to 3 mph SW 10%
Thursday Night 25°F Areas Of Fog 2 mph NW 10%
Friday 50°F Mostly Sunny 0 to 3 mph W 1%
Friday Night 25°F Partly Cloudy 0 to 3 mph SSW 1%
Saturday 54°F Sunny 2 mph SSE 0%
Saturday Night 27°F Mostly Clear 3 mph SSE 0%
Sunday 58°F Sunny 3 to 10 mph S 0%
Sunday Night 29°F Partly Cloudy 1 to 6 mph SSE 1%
Monday 59°F Mostly Sunny 1 to 6 mph SSE 1%
Monday Night 31°F Mostly Cloudy 0 to 5 mph S 4%
Tuesday 58°F Mostly Sunny 0 to 5 mph WSW 6%

Forecast source: National Weather Service (api.weather.gov) for Arimo (42.560, -112.173). Updated through the day.

Growing snapshot for Arimo

Last spring frost
May 23
First fall frost
Sep 24
Growing season
121 days
Hardiness zone
5b

More local growing data for Arimo: nearby ZIP 83250 weather · frost dates · planting calendar · Idaho frost dates

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Climate data from the nearest NOAA station, Mccammon, Id (3 mi from Arimo). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.