Onaway, ID Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Onaway, a city in Latah County, Idaho.
This Afternoon
53°F
Cloudy
Cloudy. High near 53, with temperatures falling to around 46 in the afternoon. Northwest wind around 2 mph.
7-day forecast for Onaway
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 53°F | Cloudy | 2 mph NW | 4% |
| Tonight | 33°F | Mostly Cloudy | 0 mph | 4% |
| Wednesday | 52°F | Patchy Fog then Sunny | 2 mph W | 1% |
| Wednesday Night | 35°F | Partly Cloudy then Rain Showers Likely | 2 mph S | 68% |
| Thursday | 48°F | Rain Showers Likely | 2 to 8 mph SW | 68% |
| Thursday Night | 35°F | Partly Cloudy | 5 mph S | 3% |
| Friday | 51°F | Mostly Cloudy | 7 mph SE | 6% |
| Friday Night | 38°F | Mostly Cloudy | 5 mph SE | 5% |
| Saturday | 59°F | Partly Sunny | 7 mph SE | 5% |
| Saturday Night | 41°F | Mostly Cloudy then Slight Chance Rain Showers | 5 to 8 mph SE | 15% |
| Sunday | 56°F | Chance Rain Showers | 6 to 10 mph S | 28% |
| Sunday Night | 38°F | Slight Chance Rain Showers then Mostly Cloudy | 2 to 6 mph S | 16% |
| Monday | 55°F | Mostly Cloudy then Slight Chance Rain Showers | 1 to 5 mph SE | 17% |
| Monday Night | 39°F | Slight Chance Rain Showers | 3 mph S | 19% |
Forecast source: National Weather Service (api.weather.gov) for Onaway (46.928, -116.890). Updated through the day.
Growing snapshot for Onaway
Last spring frost
May 15
First fall frost
Sep 21
Growing season
126 days
Hardiness zone
6b
More local growing data for Onaway: nearby ZIP 83855 weather · frost dates · planting calendar · Idaho frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Potlatch 3 Nne, Id (2.9 mi from Onaway). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.