🌷 Your Ultimate Garden Calendar!

Weather Almanac: Duluth, MN 55804

🗓️ Historical norms for October

September November
Jan. Feb. Mar. Apr. May. Jun. Jul. Aug. Sep. Oct. Nov. Dec.
October avg. precipitation
🌧️ 3.01"
October days below freezing
📉 ≈8.3 days
Average October lows 34°F – 39°F
USDA Zone
4b
Annual extreme lows -25°F to -20°F
Last Spring Frost (36°F)
🌷 May 31
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First Fall Frost (36°F)
🍂 Sep 21
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Book Recommendations (ads!)

📚 Minnesota & Wisconsin Month-by-Month Gardening: What to Do Each Month to Have A Beautiful Garden All Year

📚 Grow Great Vegetables Minnesota and Wisconsin

📚 Midwest Gardener's Handbook, 2nd Edition: All You Need to Know to Plan, Plant & Maintain a Midwest Garden

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: DULUTH HARBOR STN (USC00212246)

Precipitation climatic data from weather station: SUPERIOR (USC00478349)

Agricultural climatic data from weather station: SUPERIOR (USC00478349)