Island Lake Rainfall Forecast

  • 15%
  • 20%
  • 5%
  • No Rain
  • No Rain
  • No Rain
  • No Rain
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  • Rainfall Probability Forecast NOAA

  • Rain Today Real-Time

Island Lake Rainfall Statistics

September Rainfall

Branch County Memorial Airport (3.7 miles)

  • Total Rainfall September

    4in

  • Daily Average September

    0.2in

  • Wettest Day 20 September, 2026

    1.3in

  • Wet Days September

    11/22 (50%)

Climate (2021–2025)

Branch County Memorial Airport (3.7 miles)

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  • Annual Average 2021–2025

    5.1in

  • Monthly Average 2021–2026

    0.8in

  • Daily Average 2021–2026

    0.03in

  • Wettest Day 5 July, 2026

    1.8in
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