Illiopolis Rainfall Forecast

  • 15%
  • No Rain
  • No Rain
  • 40%
  • 55%
  • 15%
  • 10%
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  • Rainfall Probability Forecast NOAA

  • Rain Today Real-Time

Illiopolis Rainfall Statistics

July Rainfall

Decatur Airport (19.3 miles)

  • Total Rainfall July

    2.4in

  • Daily Average July

    0.1in

  • Wettest Day 10 July, 2026

    1in

  • Wet Days July

    7/28 (25%)

Climate (2021–2025)

Decatur Airport (19.3 miles)

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  • Annual Average 2021–2025

    37.3in

  • Monthly Average 2021–2026

    3.1in

  • Daily Average 2021–2026

    0.1in

  • Wettest Day 3 August, 2022

    3.8in
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