Sedro-Woolley, WA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Sedro-Woolley, a city in Skagit County, Washington.
Overnight
52°F
Clear
Clear, with a low around 52. Wind around 0 mph.
7-day forecast for Sedro-Woolley
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 52°F | Clear | 0 mph | 0% |
| Tuesday | 85°F | Sunny then Patchy Smoke | 0 to 7 mph WNW | 0% |
| Tuesday Night | 57°F | Patchy Smoke | 0 to 5 mph W | 0% |
| Wednesday | 88°F | Patchy Smoke | 0 to 6 mph WNW | 0% |
| Wednesday Night | 59°F | Mostly Clear | 0 to 5 mph N | 0% |
| Thursday | 87°F | Sunny | 0 to 5 mph WNW | 0% |
| Thursday Night | 59°F | Mostly Clear | 0 to 5 mph NW | 0% |
| Friday | 83°F | Sunny | 0 to 6 mph WSW | 0% |
| Friday Night | 57°F | Mostly Clear | 0 to 5 mph SW | 0% |
| Saturday | 79°F | Sunny | 0 to 7 mph WSW | 0% |
| Saturday Night | 54°F | Mostly Clear | 0 to 7 mph WSW | 1% |
| Sunday | 77°F | Mostly Sunny | 0 to 6 mph WSW | 1% |
| Sunday Night | 53°F | Mostly Clear | 0 to 6 mph NW | 4% |
| Monday | 76°F | Mostly Sunny | 0 to 6 mph WNW | 4% |
Forecast source: National Weather Service (api.weather.gov) for Sedro-Woolley (48.511, -122.232). Updated through the day.
Growing snapshot for Sedro-Woolley
Last spring frost
Mar 27
First fall frost
Nov 6
Growing season
224 days
Hardiness zone
8b
More local growing data for Sedro-Woolley: nearby ZIP 98235 weather · frost dates · planting calendar · Washington frost dates
Nearby towns & communities
Alger
Anacortes
Bay View
Big Lake
Bow
Bryant
Burlington
Clear Lake
Concrete
Conway
Edison
Hamilton
La Conner
Lake Ketchum
Lake McMurray
Lyman
Marblemount
Mount Vernon
Rockport
Climate data from the nearest NOAA station, Sedro-Woolley, Wa (2.3 mi from Sedro-Woolley). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.