Harman US

Okanogan, WA Weather & Growing Conditions

Overnight
54°F
Haze
Haze and areas of smoke. Mostly clear, with a low around 54. North wind around 14 mph.

7-day forecast

WhenTempForecastWindPrecip
Overnight 54°F Haze 14 mph N 0%
Tuesday 84°F Haze 6 to 14 mph NW 0%
Tuesday Night 57°F Smoke 6 mph NW 0%
Wednesday 89°F Smoke 5 to 10 mph W 0%
Wednesday Night 60°F Smoke then Mostly Clear 3 to 9 mph SE 0%
Thursday 94°F Sunny 3 to 10 mph W 0%
Thursday Night 64°F Mostly Clear 3 to 9 mph SW 0%
Friday 93°F Sunny 5 to 14 mph W 0%
Friday Night 62°F Mostly Clear 7 to 15 mph NW 0%
Saturday 90°F Sunny 6 to 12 mph W 0%
Saturday Night 60°F Mostly Clear 10 to 14 mph W 0%
Sunday 87°F Sunny 6 to 10 mph W 0%
Sunday Night 59°F Mostly Clear 10 mph W 0%
Monday 85°F Sunny 6 to 10 mph NW 1%

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

Growing snapshot for Okanogan, WA

Last spring frost
Apr 30
First fall frost
Oct 7
Growing season
160 days
Hardiness zone
7a

Explore more for Okanogan, WA: full frost dates · planting calendar · Washington frost dates

Climate data from the nearest NOAA station, Omak Ap, Wa (11.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.