Fairwood, WA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Fairwood, a community in King County, Washington.
Overnight
50°F
Mostly Cloudy
Mostly cloudy, with a low around 50. South wind around 2 mph.
7-day forecast for Fairwood
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 50°F | Mostly Cloudy | 2 mph S | 0% |
| Saturday | 72°F | Partly Sunny | 2 mph WSW | 0% |
| Saturday Night | 51°F | Mostly Clear | 2 mph NNE | 0% |
| Sunday | 72°F | Mostly Sunny | 3 mph N | 0% |
| Sunday Night | 51°F | Mostly Clear | 3 mph NNE | 0% |
| Monday | 70°F | Mostly Sunny | 3 mph NNE | 0% |
| Monday Night | 51°F | Partly Cloudy | 3 mph NNE | 1% |
| Tuesday | 67°F | Partly Sunny | 2 mph NE | 1% |
| Tuesday Night | 50°F | Mostly Cloudy | 2 mph N | 6% |
| Wednesday | 66°F | Partly Sunny then Slight Chance Light Rain | 2 mph WSW | 15% |
| Wednesday Night | 51°F | Slight Chance Light Rain then Mostly Cloudy | 2 mph NNE | 15% |
| Thursday | 63°F | Mostly Cloudy then Slight Chance Light Rain | 1 to 5 mph NNE | 21% |
| Thursday Night | 49°F | Slight Chance Light Rain | 1 to 5 mph NNE | 21% |
| Friday | 62°F | Slight Chance Light Rain | 3 mph N | 15% |
Forecast source: National Weather Service (api.weather.gov) for Fairwood (47.447, -122.143). Updated through the day.
Growing snapshot for Fairwood
Last spring frost
Mar 13
First fall frost
Nov 16
Growing season
248 days
Hardiness zone
8b
More local growing data for Fairwood: nearby ZIP 98058 weather · frost dates · planting calendar · Washington frost dates
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Clyde Hill
Cottage Lake
Covington
Des Moines
Duvall
East Renton Highlands
Fall City
Federal Way
Greenwater
High Bridge
Hobart
Hunts Point
Index
Issaquah
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Lake Forest Park
Climate data from the nearest NOAA station, Renton Muni Ap, Wa (5.5 mi from Fairwood). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.