Illiopolis Rainfall Forecast

  • 90%
  • 5%
  • 5%
  • 5%
  • 80%
  • 40%
  • 10%
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  • Rainfall Probability Forecast NOAA

  • Rain Today Real-Time

Illiopolis Rainfall Statistics

March Rainfall

Decatur Airport (19.3 miles)

  • Total Rainfall March

    3.3in

  • Daily Average March

    0.4in

  • Wettest Day 3 March, 2026

    1.9in

  • Wet Days March

    4/11 (36%)

Climate (2010–Present)

Decatur Airport (19.3 miles)

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  • Annual Average 2021–2025

    37.3in

  • Monthly Average 2021–2026

    3in

  • Daily Average 2021–2026

    0.1in

  • Wettest Day 3 August, 2022

    3.8in
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