🌷 Your Ultimate Garden Calendar!

Weather Almanac: Harmans, MD 21077

🗓️ Historical norms for December

November January
Jan. Feb. Mar. Apr. May. Jun. Jul. Aug. Sep. Oct. Nov. Dec.
December avg. precipitation
🌧️ 3.37"
December days below freezing
📉 ≈22.0 days
Average December lows 24°F – 32°F
USDA Zone
7b
Annual extreme lows 5°F to 10°F
Last Spring Frost (36°F)
🌷 May 1
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First Fall Frost (36°F)
🍂 Oct 12
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Book Recommendations (ads!)

📚 Mid-Atlantic 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 Southeast

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: BALTIMORE WASH INTL AP (USW00093721)

Precipitation climatic data from weather station: BALTIMORE WASH INTL AP (USW00093721)

Agricultural climatic data from weather station: BALTIMORE WASH INTL AP (USW00093721)