Shadow Lake, WA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Shadow Lake, a community in King County, Washington.
Today
86°F
Areas Of Smoke
Areas of smoke. Sunny, with a high near 86. North wind 2 to 6 mph.
7-day forecast for Shadow Lake
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 86°F | Areas Of Smoke | 2 to 6 mph N | 0% |
| Tonight | 57°F | Smoke | 1 to 5 mph N | 0% |
| Wednesday | 91°F | Areas Of Smoke | 3 mph NNW | 0% |
| Wednesday Night | 59°F | Mostly Clear | 3 mph NE | 0% |
| Thursday | 90°F | Sunny | 2 mph WSW | 0% |
| Thursday Night | 59°F | Mostly Clear | 3 mph SSW | 0% |
| Friday | 86°F | Sunny | 2 mph WSW | 0% |
| Friday Night | 58°F | Mostly Clear | 3 mph WNW | 0% |
| Saturday | 83°F | Sunny | 2 mph W | 0% |
| Saturday Night | 56°F | Mostly Clear | 0 to 5 mph NNW | 1% |
| Sunday | 77°F | Mostly Sunny | 2 mph W | 1% |
| Sunday Night | 55°F | Partly Cloudy | 2 mph NNE | 0% |
| Monday | 77°F | Mostly Sunny | 2 mph W | 1% |
| Monday Night | 54°F | Partly Cloudy | 2 mph NNE | 0% |
Forecast source: National Weather Service (api.weather.gov) for Shadow Lake (47.406, -122.080). Updated through the day.
Growing snapshot for Shadow Lake
Last spring frost
Mar 20
First fall frost
Nov 10
Growing season
233 days
Hardiness zone
8b
More local growing data for Shadow Lake: nearby ZIP 98042 weather · frost dates · planting calendar · Washington frost dates
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Climate data from the nearest NOAA station, Kent, Wa (7 mi from Shadow Lake). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.