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Weather in Sedro-Woolley, WA · National Weather Service + NOAA

Sedro-Woolley stays cool in summer

Sedro-Woolley has mild winters and cool summers, with plenty of rain. A typical July afternoon reaches 74°, a January night drops to 35°, and about 6 inches of snow falls in a normal winter. Normal November highs come to 50°, and lows to 39°.

Winter 46°/35°Spring 59°/41°Summer 73°/52°Fall 60°/44°
Right now
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Sunrise 6:58 am · sunset 4:46 pm

Getting the latest forecast from the National Weather Service…

What stands out about Sedro-Woolley’s weather

Read from 30 years of NOAA records. Each one opens the full story on the Climate page.

Climate →
Cool summersJuly afternoons average 74°, cooler than 99% of U.S. towns.A wet climate58 inches of rain and melted snow a year, more than 97% of U.S. towns.
A normal year

Where today sits in Sedro-Woolley’s year

Typical highs and lows month by month, from 30 years of NOAA records.

Full climate →
Winter
46° / 35°
2 days with an inch or more of snow
Spring
59° / 41°
Last frost around Mar 27
Summer
73° / 52°
90° days are rare
Fall now
60° / 44°
First frost around Nov 6
3 daysuntil the usual first frost (Nov 6)
Best months to be outside
MayJunJulAugSep
Highs of 62–84° and lows of 40° or more
How much snow does Sedro-Woolley get?About 6 inches a winter.When is it wettest?November, with 8.4 inches.Is it warmer than it used to be?+1.3° vs. the 20th century.

Weather talk

Road reports, first frosts and storm memories from neighbors in Sedro-Woolley.

Town Square →
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Forecast, conditions and alerts: National Weather Service. Climate: NOAA NCEI U.S. Climate Normals, 1991–2020 and 1901–2000. Temperatures and rainfall come from NOAA’s gridded normals for Sedro-Woolley itself (about a 3-mile square). Snow, frost dates and day counts: the NOAA station at Sedro-woolley, WA (1 mi). Sunrise and sunset are calculated from the town’s position. Normals are 30-year averages, not a forecast.