Weather Almanac: Smithfield, PA 15478

🌱 Growing Season

USDA Zone

6b

Annual extreme lows -5°F to 0°F

Last Spring Frost (36°F)

🌷 May 17

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First Fall Frost (36°F)

🍂 Oct 1

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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

15478 (Smithfield, PA)

Temperature climatic data from weather station: COOPERS ROCK SF (USC00461900)

Precipitation climatic data from weather station: LAKE LYNN (USC00465002)

Agricultural climatic data from weather station: GRAYS LANDING (USC00363451)