🌷 Your Ultimate Garden Calendar!

Weather Almanac: Rockwood, IL 62280

🗓️ Historical norms for September

August October
Jan. Feb. Mar. Apr. May. Jun. Jul. Aug. Sep. Oct. Nov. Dec.
September avg. precipitation
🌧️ 3.62"
September days below freezing
📉 ≈0.2 days
Average September lows 51°F – 58°F
USDA Zone
7a
Annual extreme lows 0°F to 5°F
Last Spring Frost (36°F)
🌷 May 6
View full details
First Fall Frost (36°F)
🍂 Sep 30
View full details

Book Recommendations (ads!)

📚 Illinois, Indiana & Ohio Month-by-Month Gardening: What to Do Each Month to Have a Beautiful Garden All Year

📚 Grow Great Vegetables Illinois

📚 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: PERRYVILLE WTP (USC00236641)

Precipitation climatic data from weather station: STEELEVILLE (USC00118248)

Agricultural climatic data from weather station: PERRYVILLE WTP (USC00236641)