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.
Overnight
43°F
Partly Cloudy
Partly cloudy. Low around 43, with temperatures rising to around 45 overnight. Southeast wind around 7 mph.
7-day forecast for Cohassett Beach
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 43°F | Partly Cloudy | 7 mph SE | 2% |
| Wednesday | 56°F | Mostly Cloudy then Light Rain | 7 to 22 mph SSE | 95% |
| Wednesday Night | 49°F | Light Rain Likely | 8 to 22 mph SW | 72% |
| Thursday | 56°F | Partly Sunny | 8 to 16 mph SSW | 9% |
| Thursday Night | 48°F | Light Rain | 15 to 22 mph SSE | 93% |
| Friday | 57°F | Light Rain | 16 to 29 mph S | 93% |
| Friday Night | 50°F | Light Rain | 10 to 16 mph SSE | 77% |
| Saturday | 60°F | Chance Light Rain then Showers And Thunderstorms | 13 to 29 mph SSE | 85% |
| Saturday Night | 51°F | Showers And Thunderstorms then Light Rain | 21 to 30 mph SSW | 90% |
| Sunday | 56°F | Chance Light Rain | 5 to 21 mph SSW | 48% |
| Sunday Night | 46°F | Slight Chance Light Rain | 5 to 10 mph SE | 15% |
| Monday | 55°F | Light Rain Likely | 10 to 20 mph SE | 55% |
| Monday Night | 50°F | Light Rain Likely | 20 to 25 mph SSE | 69% |
| Tuesday | 56°F | Light Rain Likely | 23 to 29 mph S | 69% |
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 Nov 4, 2026.