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Soil & Climate

emerging corn 4_10_15

Cream of the Crop

McLean County is the cream of the crop when it comes to soil and climate suitable for agriculture. The rich, fertile soil is some of the most productive in the world. The top soil is as deep as 48 inches in some parts of the county.

Favorable temperatures, precipitation and length of the growing season also contribute to excellent conditions for row crops.

  • Average annual total precipitation: 34.5 inches
  • Average date of last Spring frost: April 22
  • Average date of first Fall frost: Oct. 14

Sources: McLean County Soil Survey, McLean County Soil & Water Conservation District, Illinois State Water Survey