🌷 Your Ultimate Garden Calendar!

Weather Almanac: McHenry, MD 21541

🗓️ Historical norms for March

February April
Jan. Feb. Mar. Apr. May. Jun. Jul. Aug. Sep. Oct. Nov. Dec.
March avg. precipitation
🌧️ 4.51"
March days below freezing
📉 ≈21.9 days
Average March lows 23°F – 29°F
USDA Zone
6a
Annual extreme lows -10°F to -5°F
Last Spring Frost (36°F)
🌷 May 19
View full details
First Fall Frost (36°F)
🍂 Sep 30
View full details

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: MC HENRY 2 NW (USC00185832)

Precipitation climatic data from weather station: MC HENRY 2 NW (USC00185832)

Agricultural climatic data from weather station: MC HENRY 2 NW (USC00185832)