Harman US

Wilkeson, WA Weather & Growing Conditions

Overnight
50°F
Mostly Cloudy
Mostly cloudy, with a low around 50. South southeast wind around 1 mph.

7-day forecast

WhenTempForecastWindPrecip
Overnight 50°F Mostly Cloudy 1 mph SSE 0%
Saturday 71°F Mostly Sunny 1 mph NNW 0%
Saturday Night 52°F Mostly Clear 0 mph 0%
Sunday 73°F Sunny 1 mph NNW 0%
Sunday Night 51°F Mostly Clear 0 mph 0%
Monday 69°F Mostly Sunny 1 mph NW 0%
Monday Night 50°F Partly Cloudy 1 mph NNW 0%
Tuesday 65°F Partly Sunny 1 mph NNW 0%
Tuesday Night 47°F Mostly Cloudy 0 mph 1%
Wednesday 64°F Partly Sunny 1 mph NNW 12%
Wednesday Night 48°F Mostly Cloudy 0 mph 12%
Thursday 62°F Mostly Cloudy then Slight Chance Light Rain 1 mph NNW 19%
Thursday Night 47°F Slight Chance Light Rain 1 mph N 19%
Friday 61°F Slight Chance Light Rain 1 mph NNW 16%

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

Growing snapshot for Wilkeson, WA

Last spring frost
Apr 18
First fall frost
Oct 31
Growing season
196 days
Hardiness zone
8b

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

Climate data from the nearest NOAA station, Mud Mtn Dam, Wa (3.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.