Shoreline, WA Weather & Growing Conditions
Overnight
40°F
Patchy Fog
Patchy fog before 4am. Partly cloudy, with a low around 40. South southeast wind around 2 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 40°F | Patchy Fog | 2 mph SSE | 1% |
| Wednesday | 56°F | Partly Sunny then Chance Light Rain | 2 to 8 mph SSE | 43% |
| Wednesday Night | 47°F | Light Rain | 8 to 12 mph S | 87% |
| Thursday | 56°F | Partly Sunny | 8 mph S | 6% |
| Thursday Night | 46°F | Light Rain Likely | 9 mph SSE | 69% |
| Friday | 54°F | Light Rain Likely | 7 to 13 mph SSE | 69% |
| Friday Night | 48°F | Light Rain Likely | 2 to 7 mph SSE | 71% |
| Saturday | 61°F | Chance Light Rain | 5 mph SSE | 28% |
| Saturday Night | 50°F | Light Rain | 5 to 15 mph S | 81% |
| Sunday | 55°F | Light Rain Likely | 3 to 14 mph S | 60% |
| Sunday Night | 43°F | Slight Chance Light Rain | 3 mph SE | 15% |
| Monday | 55°F | Chance Light Rain | 5 mph SE | 42% |
| Monday Night | 46°F | Light Rain Likely | 5 to 10 mph SSE | 58% |
| Tuesday | 57°F | Light Rain Likely | 7 to 13 mph SSE | 58% |
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 (5.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.