🌷 Your Ultimate Garden Calendar!

Weather Almanac: Irondale, MO 63648

🗓️ Historical norms for September

August October
Jan. Feb. Mar. Apr. May. Jun. Jul. Aug. Sep. Oct. Nov. Dec.
September avg. precipitation
🌧️ 4.23"
September days below freezing
📉 ≈0.2 days
Average September lows 54°F – 60°F
USDA Zone
6b
Annual extreme lows -5°F to 0°F
Last Spring Frost (36°F)
🌷 May 2
View full details
First Fall Frost (36°F)
🍂 Oct 3
View full details

Book Recommendations (ads!)

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

📚 The Timber Press Guide to Vegetable Gardening in the Midwest

📚 Growing the Midwest Garden: Regional Ornamental Gardening

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: POTOSI 4 SW (USC00236826)

Precipitation climatic data from weather station: BELLEVIEW 2 E (USC00230539)

Agricultural climatic data from weather station: POTOSI 4 SW (USC00236826)