Seattle, WA Weather & Growing Conditions
This Afternoon
74°F
Sunny
Sunny, with a high near 74. South southwest wind around 1 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 74°F | Sunny | 1 mph SSW | 0% |
| Tonight | 53°F | Partly Cloudy | 1 mph S | 0% |
| Saturday | 73°F | Partly Sunny | 2 mph WSW | 1% |
| Saturday Night | 52°F | Partly Cloudy | 2 mph N | 0% |
| Sunday | 73°F | Mostly Sunny | 1 to 5 mph N | 0% |
| Sunday Night | 53°F | Mostly Clear | 1 to 5 mph N | 0% |
| Monday | 72°F | Mostly Sunny | 3 mph NNW | 0% |
| Monday Night | 54°F | Partly Cloudy | 3 mph NNE | 2% |
| Tuesday | 69°F | Partly Sunny | 2 mph NNW | 2% |
| Tuesday Night | 52°F | Partly Cloudy | 2 mph ENE | 5% |
| Wednesday | 68°F | Partly Sunny | 3 mph S | 4% |
| Wednesday Night | 53°F | Mostly Cloudy | 3 mph NNE | 6% |
| Thursday | 70°F | Partly Sunny | 1 to 5 mph N | 14% |
| Thursday Night | 54°F | Chance Light Rain | 5 mph SE | 28% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Seattle, WA
Last spring frost
Mar 8
First fall frost
Nov 23
Growing season
259 days
Hardiness zone
9a
Explore more for Seattle, WA: full frost dates · planting calendar · Washington frost dates
Climate data from the nearest NOAA station, Seattle Sand Pt Wsfo, Wa (1.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.