Waikoloa Rainfall Forecast

  • 10%
  • 20%
  • 65%
  • 25%
  • 15%
  • 5%
  • 5%
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  • Rainfall Probability Forecast NOAA

  • Rain Today Real-Time

Waikoloa Rainfall Statistics

September Rainfall

Kailua / Kona, Keahole Airport (21.7 miles)

  • Total Rainfall September

    0.8in

  • Daily Average September

    0.1in

  • Wettest Day 11 September, 2026

    0.3in

  • Wet Days September

    4/15 (27%)

Climate (2021–2025)

Kailua / Kona, Keahole Airport (21.7 miles)

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  • Annual Average 2021–2025

    11.4in

  • Monthly Average 2021–2026

    1in

  • Daily Average 2021–2026

    0.03in

  • Wettest Day 14 March, 2026

    4.7in
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