Crater Lake Rainfall Forecast

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  • No Rain
  • 30%
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  • 90%
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  • 5%
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  • Rainfall Probability Forecast NOAA

  • Rain Today Real-Time

Crater Lake Rainfall Statistics

September Rainfall

Grangeville - Idaho County Airport (37.3 miles)

  • Total Rainfall September

    2.7in

  • Daily Average September

    0.4in

  • Wettest Day 3 September, 2026

    1.9in

  • Wet Days September

    5/9 (56%)

Climate (2021–2025)

Grangeville - Idaho County Airport (37.3 miles)

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  • Annual Average 2021–2025

    17.4in

  • Monthly Average 2021–2026

    1.6in

  • Daily Average 2021–2026

    0.1in

  • Wettest Day 5 May, 2023

    3.2in
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