Harman US

Shoreline, WA Weather & Growing Conditions

Overnight
56°F
Clear
Clear, with a low around 56. North wind around 7 mph.

7-day forecast

WhenTempForecastWindPrecip
Overnight 56°F Clear 7 mph N 0%
Tuesday 80°F Sunny then Patchy Smoke 10 mph N 0%
Tuesday Night 59°F Patchy Smoke then Clear 6 to 9 mph N 0%
Wednesday 84°F Sunny then Patchy Smoke 6 to 9 mph N 0%
Wednesday Night 59°F Clear 3 to 9 mph N 0%
Thursday 85°F Sunny 2 to 7 mph NNW 0%
Thursday Night 61°F Mostly Clear 3 to 7 mph NNE 0%
Friday 83°F Sunny 3 to 8 mph SW 0%
Friday Night 58°F Mostly Clear 2 to 9 mph NNE 0%
Saturday 75°F Sunny 2 to 12 mph NNE 0%
Saturday Night 57°F Mostly Clear 2 to 12 mph NE 1%
Sunday 72°F Sunny 2 to 6 mph SSW 0%
Sunday Night 57°F Mostly Clear 2 to 7 mph NNE 1%
Monday 72°F Sunny 2 to 7 mph NW 1%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Shoreline, WA

Last spring frost
Mar 8
First fall frost
Nov 23
Growing season
259 days
Hardiness zone
9a

Explore more for Shoreline, WA: full frost dates · planting calendar · Washington frost dates

Climate data from the nearest NOAA station, Seattle Sand Pt Wsfo, Wa (6.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.