Bellevue, WA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Bellevue, a city in King County, Washington.
Tonight
53°F
Mostly Cloudy
Mostly cloudy, with a low around 53. South southeast wind around 1 mph.
7-day forecast for Bellevue
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 53°F | Mostly Cloudy | 1 mph SSE | 0% |
| Saturday | 73°F | Partly Sunny | 2 mph WSW | 0% |
| Saturday Night | 53°F | Mostly Clear | 1 mph N | 0% |
| Sunday | 73°F | Mostly Sunny | 3 mph N | 0% |
| Sunday Night | 53°F | Mostly Clear | 0 to 3 mph N | 0% |
| Monday | 72°F | Mostly Sunny | 0 to 3 mph NNW | 0% |
| Monday Night | 53°F | Partly Cloudy | 0 to 3 mph NNE | 1% |
| Tuesday | 69°F | Partly Sunny | 2 mph N | 1% |
| Tuesday Night | 52°F | Mostly Cloudy | 1 mph E | 8% |
| Wednesday | 68°F | Partly Sunny then Slight Chance Light Rain | 2 mph WSW | 16% |
| Wednesday Night | 52°F | Slight Chance Light Rain then Mostly Cloudy | 2 mph NNE | 16% |
| Thursday | 65°F | Mostly Cloudy then Slight Chance Light Rain | 1 to 5 mph N | 21% |
| Thursday Night | 51°F | Slight Chance Light Rain | 1 to 5 mph NNE | 21% |
| Friday | 64°F | Slight Chance Light Rain | 3 mph N | 16% |
Forecast source: National Weather Service (api.weather.gov) for Bellevue (47.598, -122.156). Updated through the day.
Growing snapshot for Bellevue
Last spring frost
Mar 8
First fall frost
Nov 23
Growing season
259 days
Hardiness zone
9a
More local growing data for Bellevue: nearby ZIP 98005 weather · frost dates · planting calendar · Washington frost dates
Nearby towns & communities
Algona
Ames Lake
Auburn
Baring
Beaux Arts Village
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
Lake Forest Park
Climate data from the nearest NOAA station, Seattle Sand Pt Wsfo, Wa (6.6 mi from Bellevue). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.