Weather Almanac: Grass Lake, MI 49240

🌱 Growing Season

USDA Zone

6a

Annual extreme lows -10°F to -5°F

Last Spring Frost (36°F)

🌷 May 25

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First Fall Frost (36°F)

🍂 Sep 23

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📚 Book Recommendations (ads!)

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

📚 Grow Great Vegetables Michigan

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

Temperature climatic data from weather station: CHELSEA (USC00201502)

Precipitation climatic data from weather station: CHELSEA (USC00201502)

Agricultural climatic data from weather station: JACKSON REYNOLDS FLD (USW00014833)