Asotin, WA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Asotin, a city in Nez Perce County, Washington.
Today
90°F
Haze
Haze and areas of smoke. Sunny, with a high near 90. North wind around 5 mph.
7-day forecast for Asotin
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 90°F | Haze | 5 mph N | 0% |
| Tonight | 58°F | Patchy Smoke | 5 mph SW | 0% |
| Wednesday | 97°F | Areas Of Smoke | 5 mph NE | 0% |
| Wednesday Night | 61°F | Patchy Smoke then Clear | 5 mph S | 0% |
| Thursday | 103°F | Sunny | 5 mph NE | 0% |
| Thursday Night | 66°F | Clear | 5 mph SW | 0% |
| Friday | 102°F | Sunny | 3 to 17 mph W | 0% |
| Friday Night | 65°F | Clear | 1 to 17 mph SW | 0% |
| Saturday | 98°F | Sunny | 1 to 15 mph NW | 0% |
| Saturday Night | 64°F | Mostly Clear | 1 to 15 mph SW | 0% |
| Sunday | 93°F | Sunny | 1 to 13 mph N | 0% |
| Sunday Night | 61°F | Mostly Clear | 0 to 13 mph SW | 0% |
| Monday | 92°F | Sunny | 0 to 12 mph N | 0% |
| Monday Night | 60°F | Mostly Clear | 0 to 12 mph SW | 0% |
Forecast source: National Weather Service (api.weather.gov) for Asotin (46.334, -117.040). Updated through the day.
Growing snapshot for Asotin
Last spring frost
Apr 6
First fall frost
Oct 26
Growing season
200 days
Hardiness zone
7b
More local growing data for Asotin: nearby ZIP 83501 weather · frost dates · planting calendar · Washington frost dates
Climate data from the nearest NOAA station, Lewiston Nez Perce Co Ap, Id (9.5 mi from Asotin). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.