Marrowstone, WA Weather & Growing Conditions
Today
64°F
Partly Sunny
Partly sunny, with a high near 64. Northeast wind 3 to 8 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 64°F | Partly Sunny | 3 to 8 mph NE | 0% |
| Tonight | 53°F | Partly Cloudy | 2 to 7 mph NW | 0% |
| Sunday | 64°F | Partly Sunny | 2 to 12 mph NW | 0% |
| Sunday Night | 53°F | Partly Cloudy | 3 to 10 mph WNW | 0% |
| Monday | 65°F | Mostly Sunny | 3 to 10 mph WSW | 0% |
| Monday Night | 54°F | Partly Cloudy | 3 to 10 mph WNW | 2% |
| Tuesday | 63°F | Partly Sunny | 3 to 7 mph WNW | 2% |
| Tuesday Night | 52°F | Mostly Cloudy | 3 to 7 mph W | 11% |
| Wednesday | 63°F | Slight Chance Light Rain | 3 to 8 mph SSW | 16% |
| Wednesday Night | 53°F | Mostly Cloudy | 8 mph WNW | 13% |
| Thursday | 61°F | Mostly Cloudy then Slight Chance Light Rain | 6 to 12 mph NW | 17% |
| Thursday Night | 52°F | Slight Chance Light Rain | 8 to 12 mph WNW | 18% |
| Friday | 61°F | Slight Chance Light Rain then Partly Sunny | 8 to 12 mph WNW | 15% |
| Friday Night | 51°F | Partly Cloudy | 6 to 10 mph WNW | 13% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Marrowstone, WA
Last spring frost
Mar 1
First fall frost
Nov 28
Growing season
274 days
Hardiness zone
9a
Explore more for Marrowstone, WA: full frost dates · planting calendar · Washington frost dates
Climate data from the nearest NOAA station, Port Townsend, Wa (5.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.