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Omak, WA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Omak, a city in Okanogan County, Washington.

Overnight
54°F
Haze
Haze and areas of smoke. Mostly clear. Low around 54, with temperatures rising to around 56 overnight. Northwest wind around 10 mph.

7-day forecast for Omak

WhenTempForecastWindPrecip
Overnight 54°F Haze 10 mph NW 0%
Tuesday 88°F Haze 3 to 10 mph N 0%
Tuesday Night 58°F Haze 6 mph NW 0%
Wednesday 93°F Sunny 3 to 10 mph S 0%
Wednesday Night 61°F Mostly Clear 3 to 10 mph N 0%
Thursday 97°F Sunny 2 to 12 mph N 0%
Thursday Night 64°F Mostly Clear 3 to 12 mph SW 0%
Friday 97°F Sunny 2 to 14 mph W 0%
Friday Night 63°F Mostly Clear 6 to 14 mph NW 0%
Saturday 94°F Sunny 3 to 10 mph N 0%
Saturday Night 62°F Mostly Clear 10 mph NW 0%
Sunday 91°F Sunny 5 to 10 mph N 0%
Sunday Night 60°F Mostly Clear 10 mph W 0%
Monday 89°F Sunny 5 to 10 mph N 1%

Forecast source: National Weather Service (api.weather.gov) for Omak (48.422, -119.531). Updated through the day.

Growing snapshot for Omak

Last spring frost
Apr 30
First fall frost
Oct 7
Growing season
160 days
Hardiness zone
6b

More local growing data for Omak: nearby ZIP 98849 weather · frost dates · planting calendar · Washington frost dates

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Climate data from the nearest NOAA station, Omak Ap, Wa (7.4 mi from Omak). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.