Seattle, WA Weather & Growing Conditions
Today
82°F
Sunny then Patchy Smoke
Patchy smoke after 2pm. Sunny, with a high near 82. North wind 7 to 10 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 82°F | Sunny then Patchy Smoke | 7 to 10 mph N | 0% |
| Tonight | 60°F | Patchy Smoke | 3 to 9 mph NNE | 0% |
| Wednesday | 87°F | Sunny then Patchy Smoke | 3 to 9 mph N | 0% |
| Wednesday Night | 61°F | Clear | 1 to 9 mph N | 0% |
| Thursday | 87°F | Sunny | 1 to 7 mph NNW | 0% |
| Thursday Night | 61°F | Mostly Clear | 2 to 7 mph W | 0% |
| Friday | 85°F | Sunny | 6 mph SW | 0% |
| Friday Night | 60°F | Mostly Clear | 1 to 7 mph NNE | 0% |
| Saturday | 81°F | Sunny | 1 to 8 mph NW | 0% |
| Saturday Night | 58°F | Mostly Clear | 2 to 8 mph ENE | 1% |
| Sunday | 77°F | Sunny | 5 mph WSW | 1% |
| Sunday Night | 58°F | Mostly Clear | 5 mph N | 1% |
| Monday | 77°F | Mostly Sunny | 2 to 6 mph WNW | 1% |
| Monday Night | 58°F | Partly Cloudy | 2 to 6 mph NNE | 0% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Seattle, WA
Last spring frost
Mar 13
First fall frost
Nov 17
Growing season
247 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 Boeing Fld, Wa (3.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.