Marshalltown Rainfall Forecast

  • 10%
  • 60%
  • 50%
  • 5%
  • 5%
  • 10%
  • 25%
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  • Rainfall Probability Forecast NOAA

  • Rain Today Real-Time

Marshalltown Rainfall Statistics

May Rainfall

Marshalltown, Marshalltown Municipal Airport (3.7 miles)

  • Total Rainfall May

    1.1in

  • Daily Average May

    0.1in

  • Wettest Day 18 May, 2026

    0.5in

  • Wet Days May

    5/21 (24%)

Climate (2010–Present)

Marshalltown, Marshalltown Municipal Airport (3.7 miles)

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  • Annual Average 2021–2025

    26.6in

  • Monthly Average 2021–2026

    2.3in

  • Daily Average 2021–2026

    0.1in

  • Wettest Day 28 July, 2024

    3.2in
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