Shoreline, WA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Shoreline, a city in King County, Washington.
Tonight
40°F
Patchy Fog
Patchy fog between 11pm and 4am. Mostly clear, with a low around 40. East southeast wind around 2 mph.
7-day forecast for Shoreline
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 40°F | Patchy Fog | 2 mph ESE | 3% |
| Wednesday | 55°F | Mostly Sunny then Slight Chance Light Rain | 2 to 6 mph SSE | 18% |
| Wednesday Night | 48°F | Light Rain | 6 to 10 mph S | 89% |
| Thursday | 56°F | Slight Chance Light Rain then Partly Sunny | 7 mph S | 16% |
| Thursday Night | 47°F | Light Rain | 6 to 9 mph SSE | 77% |
| Friday | 55°F | Light Rain | 7 to 10 mph S | 77% |
| Friday Night | 48°F | Chance Light Rain | 2 to 7 mph SSE | 50% |
| Saturday | 59°F | Chance Light Rain | 2 to 6 mph SSE | 33% |
| Saturday Night | 50°F | Light Rain Likely | 6 to 16 mph S | 73% |
| Sunday | 55°F | Light Rain Likely | 5 to 15 mph S | 69% |
| Sunday Night | 45°F | Slight Chance Light Rain | 5 mph SSE | 22% |
| Monday | 54°F | Chance Light Rain | 6 mph SE | 54% |
| Monday Night | 47°F | Light Rain Likely | 6 to 10 mph SSE | 72% |
| Tuesday | 57°F | Light Rain Likely | 8 to 13 mph SSE | 72% |
Forecast source: National Weather Service (api.weather.gov) for Shoreline (47.757, -122.346). Updated through the day.
Growing snapshot for Shoreline
Last spring frost
Mar 8
First fall frost
Nov 23
Growing season
259 days
Hardiness zone
9a
More local growing data for Shoreline: nearby ZIP 98133 weather · frost dates · planting calendar · Washington frost dates
Nearby towns & communities
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Black Diamond
Bothell
Boulevard Park
Bryn Mawr-Skyway
Burien
Carnation
Clyde Hill
Cottage Lake
Covington
Des Moines
Duvall
East Renton Highlands
Fairwood
Fall City
Federal Way
Greenwater
High Bridge
Hobart
Hunts Point
Index
Issaquah
Kenmore
Kent
Kirkland
Climate data from the nearest NOAA station, Seattle Sand Pt Wsfo, Wa (5.5 mi from Shoreline). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.