Harman US

Mossyrock, WA Weather & Growing Conditions

This Afternoon
67°F
Sunny
Sunny, with a high near 67. North northwest wind around 2 mph.

7-day forecast

WhenTempForecastWindPrecip
This Afternoon 67°F Sunny 2 mph NNW 0%
Tonight 52°F Mostly Clear 1 mph NNE 0%
Sunday 70°F Sunny 2 mph NNE 0%
Sunday Night 52°F Partly Cloudy 1 mph N 0%
Monday 66°F Partly Sunny 0 to 3 mph NNW 0%
Monday Night 50°F Partly Cloudy 0 to 3 mph NNW 0%
Tuesday 62°F Partly Sunny 0 to 3 mph NNW 0%
Tuesday Night 47°F Partly Cloudy 3 mph NE 1%
Wednesday 60°F Partly Sunny 2 mph WNW 5%
Wednesday Night 47°F Mostly Cloudy 2 mph N 4%
Thursday 59°F Mostly Cloudy then Slight Chance Light Rain 3 mph NNE 15%
Thursday Night 47°F Slight Chance Light Rain 2 mph NNW 15%
Friday 57°F Slight Chance Light Rain 3 mph NNW 20%
Friday Night 45°F Slight Chance Light Rain then Mostly Cloudy 3 mph N 17%

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

Growing snapshot for Mossyrock, WA

Last spring frost
Apr 7
First fall frost
Nov 13
Growing season
215 days
Hardiness zone
8a

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

Climate data from the nearest NOAA station, Mayfield Pwr Plt, Wa (13.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.