Copalis Beach, WA Weather & Growing Conditions

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

Today

72°F

Sunny

Sunny, with a high near 72. North northwest wind 1 to 10 mph.

7-day forecast for Copalis Beach

When	Temp	Forecast	Wind	Precip
Today	72°F	Sunny	1 to 10 mph NNW	0%
Tonight	58°F	Mostly Clear	2 to 10 mph NNW	0%
Wednesday	72°F	Patchy Smoke	1 to 9 mph NW	0%
Wednesday Night	57°F	Partly Cloudy	2 to 9 mph NW	0%
Thursday	70°F	Mostly Sunny	1 to 9 mph NW	0%
Thursday Night	56°F	Mostly Cloudy	5 to 9 mph NW	0%
Friday	69°F	Mostly Sunny	5 to 13 mph NW	0%
Friday Night	57°F	Partly Cloudy	13 mph NW	0%
Saturday	67°F	Mostly Sunny	10 to 14 mph NW	0%
Saturday Night	56°F	Mostly Cloudy	10 to 14 mph NW	0%
Sunday	65°F	Mostly Sunny	9 to 13 mph NW	0%
Sunday Night	55°F	Mostly Cloudy	7 to 13 mph NW	0%
Monday	65°F	Mostly Sunny	7 to 12 mph NW	0%
Monday Night	55°F	Partly Cloudy	6 to 12 mph NW	1%

Forecast source: National Weather Service (api.weather.gov) for Copalis Beach (47.125, -124.166). Updated through the day.

Growing snapshot for Copalis Beach

Last spring frost

Apr 26

First fall frost

Oct 22

Growing season

180 days

Hardiness zone

More local growing data for Copalis Beach: nearby ZIP 98535 weather · frost dates · planting calendar · Washington frost dates

Nearby towns & communities

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Climate data from the nearest NOAA station, Humptulips Salmon Hatchery, Wa (10.8 mi from Copalis Beach). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.