🌷 Your Ultimate Garden Calendar!

Weather Almanac: Black Diamond, WA 98010

🗓️ Historical norms for October

September November
Jan. Feb. Mar. Apr. May. Jun. Jul. Aug. Sep. Oct. Nov. Dec.
October avg. precipitation
🌧️ 5.14"
October days below freezing
📉 ≈2.2 days
Average October lows 39°F – 42°F
USDA Zone
8b
Annual extreme lows 15°F to 20°F
Last Spring Frost (36°F)
🌷 May 17
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First Fall Frost (36°F)
🍂 Sep 30
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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: LANDSBURG (USC00454486)

Precipitation climatic data from weather station: LANDSBURG (USC00454486)

Agricultural climatic data from weather station: LANDSBURG (USC00454486)