Weather Almanac: Mchenry, IL 60050

🌱 Growing Season

USDA Zone

5b

Annual extreme lows -15°F to -10°F

Last Spring Frost (36°F)

🌷 May 21

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First Fall Frost (36°F)

🍂 Sep 26

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📚 Book Recommendations (ads!)

📚 Illinois, Indiana & Ohio Month-by-Month Gardening: What to Do Each Month to Have a Beautiful Garden All Year

📚 Grow Great Vegetables Illinois

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

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Temperature climatic data from weather station: MCHENRY-WG STRATTON LD (USC00115493)

Precipitation climatic data from weather station: MCHENRY-WG STRATTON LD (USC00115493)

Agricultural climatic data from weather station: MCHENRY-WG STRATTON LD (USC00115493)