Harman US

Cathcart, WA Weather & Growing Conditions

Today
84°F
Sunny then Areas Of Smoke
Areas of smoke after 1pm. Sunny, with a high near 84. North northwest wind 2 to 7 mph.

7-day forecast

WhenTempForecastWindPrecip
Today 84°F Sunny then Areas Of Smoke 2 to 7 mph NNW 0%
Tonight 56°F Patchy Smoke then Clear 2 to 6 mph NNW 0%
Wednesday 88°F Patchy Smoke 5 mph NNW 0%
Wednesday Night 58°F Clear 1 to 5 mph NNE 0%
Thursday 89°F Sunny 3 mph NW 0%
Thursday Night 60°F Mostly Clear 3 mph N 0%
Friday 86°F Sunny 5 mph SW 0%
Friday Night 58°F Mostly Clear 5 mph N 0%
Saturday 81°F Sunny 1 to 8 mph NNW 0%
Saturday Night 56°F Mostly Clear 1 to 8 mph N 1%
Sunday 78°F Mostly Sunny 3 mph NW 0%
Sunday Night 55°F Mostly Clear 1 to 5 mph N 1%
Monday 78°F Sunny 3 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 Cathcart, WA

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

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

Climate data from the nearest NOAA station, Monroe, Wa (5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.