🌷 Your Ultimate Garden Calendar!

Weather Almanac: Jefferson, WI 53549

🗓️ Historical norms for April

March May
Jan. Feb. Mar. Apr. May. Jun. Jul. Aug. Sep. Oct. Nov. Dec.
April avg. precipitation
🌧️ 3.60"
April days below freezing
📉 ≈8.2 days
Average April lows ≈36.9°F
USDA Zone
5b
Annual extreme lows -15°F to -10°F
Last Spring Frost (36°F)
🌷 May 21
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First Fall Frost (36°F)
🍂 Sep 24
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Book Recommendations (ads!)

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

📚 Grow Great Vegetables Minnesota and Wisconsin

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

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: JEFFERSON WWTP (USC00474108)

Precipitation climatic data from weather station: JEFFERSON WWTP (USC00474108)

Agricultural climatic data from weather station: FT ATKINSON (USC00472869)