Bellevue, WA Weather & Growing Conditions
Overnight
51°F
Mostly Cloudy
Mostly cloudy, with a low around 51. South southeast wind around 3 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 51°F | Mostly Cloudy | 3 mph SSE | 0% |
| Saturday | 70°F | Partly Sunny | 2 mph W | 0% |
| Saturday Night | 52°F | Mostly Clear | 2 mph NNE | 0% |
| Sunday | 71°F | Mostly Sunny | 3 mph N | 0% |
| Sunday Night | 51°F | Mostly Clear | 3 mph NNE | 0% |
| Monday | 69°F | Mostly Sunny | 3 mph N | 0% |
| Monday Night | 52°F | Partly Cloudy | 5 mph NNE | 1% |
| Tuesday | 66°F | Partly Sunny | 2 mph NNW | 1% |
| Tuesday Night | 51°F | Mostly Cloudy | 3 mph ESE | 8% |
| Wednesday | 66°F | Partly Sunny then Slight Chance Light Rain | 3 mph WSW | 16% |
| Wednesday Night | 51°F | Slight Chance Light Rain then Mostly Cloudy | 3 mph N | 16% |
| Thursday | 62°F | Mostly Cloudy then Slight Chance Light Rain | 5 mph NNE | 21% |
| Thursday Night | 49°F | Slight Chance Light Rain | 5 mph NNE | 21% |
| Friday | 61°F | Slight Chance Light Rain | 5 mph N | 16% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Bellevue, WA
Last spring frost
Mar 13
First fall frost
Nov 16
Growing season
248 days
Hardiness zone
8b
Explore more for Bellevue, WA: full frost dates · planting calendar · Washington frost dates
Climate data from the nearest NOAA station, Renton Muni Ap, Wa (5.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.