Sedro-Woolley, WA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Sedro-Woolley, a city in Skagit County, Washington.
Today
57°F
Mostly Cloudy
Mostly cloudy. High near 57, with temperatures falling to around 52 in the afternoon. Wind around 0 mph.
7-day forecast for Sedro-Woolley
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 57°F | Mostly Cloudy | 0 mph | 6% |
| Tonight | 38°F | Partly Cloudy | 2 mph ENE | 5% |
| Wednesday | 59°F | Mostly Sunny | 1 to 7 mph SE | 13% |
| Wednesday Night | 46°F | Light Rain | 3 to 13 mph SSE | 99% |
| Thursday | 56°F | Chance Light Rain | 2 to 6 mph SSE | 49% |
| Thursday Night | 45°F | Light Rain | 5 to 14 mph SE | 90% |
| Friday | 54°F | Light Rain | 6 to 15 mph SE | 90% |
| Friday Night | 45°F | Chance Light Rain | 3 to 9 mph ESE | 40% |
| Saturday | 60°F | Chance Light Rain | 3 to 13 mph ESE | 37% |
| Saturday Night | 48°F | Light Rain | 13 to 17 mph SSE | 84% |
| Sunday | 55°F | Light Rain | 1 to 14 mph SSE | 84% |
| Sunday Night | 40°F | Chance Light Rain | 1 to 7 mph ESE | 36% |
| Monday | 55°F | Chance Light Rain | 6 to 9 mph ESE | 54% |
| Monday Night | 45°F | Light Rain Likely | 9 to 15 mph ESE | 74% |
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
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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 Nov 4, 2026.