Grinnell Regional Airport Rainfall Forecast

  • 10%
  • 55%
  • No Rain
  • 5%
  • 15%
  • 15%
  • 5%
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  • Rainfall Probability Forecast NOAA

  • Rain Today Real-Time

Grinnell Regional Airport Rainfall Statistics

January Rainfall

Newton Municipal Airport - Earl Johnson Field (14.9 miles)

  • Total Rainfall January

    0.7in

  • Daily Average January

    0.04in

  • Wettest Day 8 January, 2026

    0.7in

  • Wet Days January

    2/20 (10%)

Climate (2010–Present)

Newton Municipal Airport - Earl Johnson Field (14.9 miles)

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  • Annual Average 2021–2025

    16.6in

  • Monthly Average 2021–2025

    1.4in

  • Daily Average 2021–2026

    0.05in

  • Wettest Day 1 June, 2023

    2.1in
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