Harman US

Onaway, ID Weather & Growing Conditions

Overnight
48°F
Mostly Clear
Mostly clear, with a low around 48. Wind around 0 mph.

7-day forecast

WhenTempForecastWindPrecip
Overnight 48°F Mostly Clear 0 mph 1%
Saturday 75°F Sunny 0 to 5 mph SW 2%
Saturday Night 49°F Mostly Clear 2 mph N 2%
Sunday 79°F Sunny 3 mph SE 0%
Sunday Night 50°F Clear 1 mph E 0%
Monday 80°F Sunny 1 to 5 mph S 0%
Monday Night 52°F Mostly Clear 0 to 3 mph NW 0%
Tuesday 77°F Sunny 0 to 5 mph SW 0%
Tuesday Night 50°F Partly Cloudy 0 to 3 mph W 1%
Wednesday 73°F Mostly Sunny 0 to 6 mph SW 1%
Wednesday Night 49°F Partly Cloudy 0 to 3 mph W 1%
Thursday 73°F Mostly Sunny 0 to 5 mph SW 4%
Thursday Night 49°F Partly Cloudy 0 to 3 mph NW 9%
Friday 69°F Partly Sunny then Slight Chance Rain Showers 0 to 6 mph W 19%

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

Growing snapshot for Onaway, ID

Last spring frost
May 15
First fall frost
Sep 21
Growing season
126 days
Hardiness zone
6b

Explore more for Onaway, ID: full frost dates · planting calendar · Idaho frost dates

Climate data from the nearest NOAA station, Potlatch 3 Nne, Id (2.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.