Weather Almanac: Harmonsburg, PA 16422

🌱 Growing Season

USDA Zone

6a

Annual extreme lows -10°F to -5°F

Last Spring Frost (36°F)

🌷 Jun 3

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First Fall Frost (36°F)

🍂 Sep 16

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🗓️ Monthly Weather Almanac

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📚 Book Recommendations (ads!)

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

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

📚 The Timber Press Guide to Vegetable Gardening in the Northeast

📍 Zip Codes

16422 (Harmonsburg, PA)

Temperature climatic data from weather station: CONNEAUTVILLE 4 ESE (USC00361719)

Precipitation climatic data from weather station: PORT MEADVILLE AP (USW00004843)

Agricultural climatic data from weather station: CONNEAUTVILLE 4 ESE (USC00361719)