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Cohassett Beach, WA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Cohassett Beach, a community in Grays Harbor County, Washington.

Today
71°F
Sunny
Sunny, with a high near 71. North wind 6 to 15 mph.

7-day forecast for Cohassett Beach

WhenTempForecastWindPrecip
Today 71°F Sunny 6 to 15 mph N 0%
Tonight 59°F Partly Cloudy 6 to 15 mph NNW 0%
Wednesday 72°F Mostly Sunny 6 to 13 mph NNW 0%
Wednesday Night 57°F Partly Cloudy 5 to 13 mph NW 0%
Thursday 69°F Mostly Sunny 3 to 10 mph NW 0%
Thursday Night 58°F Mostly Cloudy 7 to 10 mph NW 0%
Friday 68°F Mostly Sunny 7 to 16 mph NW 0%
Friday Night 57°F Partly Cloudy 18 mph NW 0%
Saturday 64°F Mostly Sunny 15 to 20 mph NW 0%
Saturday Night 57°F Mostly Cloudy 15 to 20 mph NW 1%
Sunday 63°F Partly Sunny 13 to 17 mph NW 1%
Sunday Night 56°F Mostly Cloudy 12 to 17 mph NW 0%
Monday 63°F Partly Sunny 10 to 15 mph NW 0%
Monday Night 56°F Mostly Cloudy 10 to 15 mph NW 1%

Forecast source: National Weather Service (api.weather.gov) for Cohassett Beach (46.865, -124.106). Updated through the day.

Growing snapshot for Cohassett Beach

Last spring frost
Mar 29
First fall frost
Nov 7
Growing season
224 days
Hardiness zone
9a

More local growing data for Cohassett Beach: nearby ZIP 98595 weather · frost dates · planting calendar · Washington frost dates

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Climate data from the nearest NOAA station, Grayland, Wa (6.7 mi from Cohassett Beach). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.