Bellevue, WA Weather & Growing Conditions
Overnight
52°F
Mostly Cloudy
Mostly cloudy, with a low around 52. South southeast wind around 1 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 52°F | Mostly Cloudy | 1 mph SSE | 0% |
| Saturday | 73°F | Partly Sunny | 1 mph WNW | 0% |
| Saturday Night | 52°F | Mostly Clear | 1 mph N | 0% |
| Sunday | 73°F | Mostly Sunny | 2 mph NNW | 0% |
| Sunday Night | 51°F | Mostly Clear | 2 mph N | 0% |
| Monday | 71°F | Mostly Sunny | 2 mph NW | 0% |
| Monday Night | 52°F | Partly Cloudy | 2 mph N | 1% |
| Tuesday | 68°F | Partly Sunny | 1 mph NNW | 1% |
| Tuesday Night | 51°F | Mostly Cloudy | 1 mph NNE | 9% |
| Wednesday | 68°F | Partly Sunny then Slight Chance Light Rain | 2 mph W | 17% |
| Wednesday Night | 51°F | Slight Chance Light Rain then Mostly Cloudy | 1 mph NNE | 17% |
| Thursday | 64°F | Mostly Cloudy then Slight Chance Light Rain | 3 mph N | 21% |
| Thursday Night | 50°F | Slight Chance Light Rain | 0 to 3 mph N | 21% |
| Friday | 64°F | Slight Chance Light Rain | 3 mph NNW | 16% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Bellevue, WA
Last spring frost
Mar 8
First fall frost
Nov 23
Growing season
259 days
Hardiness zone
8b
Explore more for Bellevue, WA: full frost dates · planting calendar · Washington frost dates
Climate data from the nearest NOAA station, Seattle Sand Pt Wsfo, Wa (7.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.