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
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| 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.