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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
52°F
Partly Cloudy
Partly cloudy. Low around 52, with temperatures rising to around 54 overnight. North wind around 3 mph.

7-day forecast for Omak

WhenTempForecastWindPrecip
Overnight 52°F Partly Cloudy 3 mph N 0%
Saturday 79°F Mostly Sunny 1 to 8 mph NE 1%
Saturday Night 52°F Mostly Clear 1 to 5 mph SW 1%
Sunday 80°F Sunny 1 to 8 mph S 0%
Sunday Night 52°F Mostly Clear 2 to 7 mph N 0%
Monday 80°F Sunny 0 to 8 mph S 0%
Monday Night 53°F Partly Cloudy 2 to 8 mph W 0%
Tuesday 77°F Mostly Sunny 2 to 8 mph NW 0%
Tuesday Night 51°F Mostly Cloudy 2 to 8 mph W 0%
Wednesday 73°F Partly Sunny 2 to 10 mph SW 0%
Wednesday Night 50°F Mostly Cloudy 3 to 10 mph W 1%
Thursday 70°F Partly Sunny 6 mph NW 7%
Thursday Night 50°F Mostly Cloudy 3 to 9 mph W 12%
Friday 67°F Partly Sunny 8 to 14 mph N 14%

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 Sep 19, 2026.