Harman US

Cowiche, WA Weather & Growing Conditions

Today
82°F
Smoke
Smoke. Sunny, with a high near 82. Northeast wind 6 to 13 mph.

7-day forecast

WhenTempForecastWindPrecip
Today 82°F Smoke 6 to 13 mph NE 0%
Tonight 61°F Areas Of Smoke 5 to 8 mph W 0%
Wednesday 88°F Areas Of Smoke 6 to 10 mph SE 0%
Wednesday Night 64°F Areas Of Smoke then Clear 6 to 12 mph NW 0%
Thursday 94°F Sunny 10 mph SW 0%
Thursday Night 66°F Clear 9 to 20 mph W 0%
Friday 92°F Sunny 6 to 22 mph W 0%
Friday Night 64°F Mostly Clear 15 to 22 mph NW 0%
Saturday 88°F Sunny 5 to 18 mph W 0%
Saturday Night 61°F Mostly Clear 16 to 23 mph NW 0%
Sunday 83°F Sunny 6 to 16 mph NW 0%
Sunday Night 58°F Mostly Clear 13 to 21 mph NW 0%
Monday 82°F Sunny 7 to 14 mph N 0%
Monday Night 58°F Mostly Clear 12 to 18 mph N 0%

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

Growing snapshot for Cowiche, WA

Last spring frost
Apr 8
First fall frost
Oct 23
Growing season
196 days
Hardiness zone
7a

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

Climate data from the nearest NOAA station, Yakima #2, Wa (10.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.