🌷 Your Ultimate Garden Calendar!

Weather Almanac: Seattle, WA 98158

🗓️ Historical norms for October

September November
Jan. Feb. Mar. Apr. May. Jun. Jul. Aug. Sep. Oct. Nov. Dec.
October avg. precipitation
🌧️ 3.48"
October days below freezing
📉 ≈0.1 days
Average October lows 44°F – 47°F
USDA Zone
9a
Annual extreme lows 20°F to 25°F
Last Spring Frost (36°F)
🌷 Apr 15
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First Fall Frost (36°F)
🍂 Oct 28
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Book Recommendations (ads!)

📚 Pacific Northwest Month-by-Month Gardening: What to Do Each Month to Have a Beautiful Garden All Year

📚 Gardening in the Pacific Northwest: The Complete Homeowner's Guide

📚 Growing Vegetables West of the Cascades, 35th Anniversary Edition: The Complete Guide to Organic Gardening

F: Forecast
H: Normal High Temp
L: Normal Low Temp
Jan. Feb. Mar. Apr. May. Jun. Jul. Aug. Sep. Oct. Nov. Dec.

Temperature climatic data from weather station: SEATTLE TACOMA INTL AP (USW00024233)

Precipitation climatic data from weather station: SEATTLE TACOMA INTL AP (USW00024233)

Agricultural climatic data from weather station: SEATTLE TACOMA INTL AP (USW00024233)