Arimo, ID Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Arimo, a city in Bannock County, Idaho.
Today
85°F
Patchy Smoke
Patchy smoke after 8am. Sunny. High near 85, with temperatures falling to around 83 in the afternoon. North northwest wind 0 to 12 mph, with gusts as high as 21 mph.
7-day forecast for Arimo
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 85°F | Patchy Smoke | 0 to 12 mph NNW | 0% |
| Tonight | 44°F | Areas Of Smoke | 0 to 12 mph WNW | 0% |
| Wednesday | 90°F | Areas Of Smoke | 0 to 10 mph W | 0% |
| Wednesday Night | 48°F | Mostly Clear | 1 to 9 mph SW | 0% |
| Thursday | 95°F | Sunny | 0 to 10 mph NW | 0% |
| Thursday Night | 56°F | Mostly Clear | 0 to 10 mph SSW | 0% |
| Friday | 98°F | Sunny | 0 to 9 mph WSW | 0% |
| Friday Night | 59°F | Mostly Clear | 0 to 15 mph WNW | 0% |
| Saturday | 98°F | Sunny | 0 to 9 mph NW | 0% |
| Saturday Night | 62°F | Partly Cloudy | 0 to 13 mph WNW | 0% |
| Sunday | 96°F | Mostly Sunny | 0 to 12 mph W | 1% |
| Sunday Night | 60°F | Partly Cloudy | 1 to 13 mph WSW | 1% |
| Monday | 95°F | Sunny | 0 to 12 mph W | 4% |
| Monday Night | 58°F | Partly Cloudy | 2 to 12 mph SW | 4% |
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
Nearby towns & communities
Climate data from the nearest NOAA station, Mccammon, Id (3 mi from Arimo). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.