Harman US

Cottage Lake, WA Weather & Growing Conditions

Today
84°F
Areas Of Smoke
Areas of smoke after 11am. Sunny, with a high near 84. North wind 2 to 6 mph.

7-day forecast

WhenTempForecastWindPrecip
Today 84°F Areas Of Smoke 2 to 6 mph N 0%
Tonight 57°F Patchy Smoke then Clear 1 to 5 mph N 0%
Wednesday 89°F Areas Of Smoke 1 to 5 mph NNW 0%
Wednesday Night 59°F Clear 0 to 5 mph NNE 0%
Thursday 90°F Sunny 0 to 3 mph W 0%
Thursday Night 60°F Mostly Clear 3 mph NNE 0%
Friday 87°F Sunny 3 mph SW 0%
Friday Night 59°F Mostly Clear 5 mph N 0%
Saturday 82°F Sunny 0 to 6 mph NNW 0%
Saturday Night 56°F Mostly Clear 1 to 8 mph NNE 1%
Sunday 78°F Mostly Sunny 2 mph WNW 1%
Sunday Night 56°F Mostly Clear 3 mph N 1%
Monday 78°F Mostly Sunny 2 mph NW 3%
Monday Night 55°F Partly Cloudy 3 mph N 1%

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

Growing snapshot for Cottage Lake, WA

Last spring frost
Apr 17
First fall frost
Oct 23
Growing season
188 days
Hardiness zone
8b

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

Climate data from the nearest NOAA station, Monroe, Wa (7.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.