Mammoth Rainfall Forecast

  • 35%
  • 45%
  • 35%
  • 15%
  • 15%
  • 5%
  • 5%
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  • Rainfall Probability Forecast NOAA

  • Rain Today Real-Time

Mammoth Rainfall Statistics

August Rainfall

West Yellowstone (28 miles)

  • Total Rainfall August

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  • Daily Average August

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  • Wettest Day 1 August, 2025

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  • Wet Days August

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Climate (2010–Present)

West Yellowstone (28 miles)

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  • Annual Average 2020–2024

    5.4in

  • Monthly Average 2020–2025

    0.8in

  • Daily Average 2020–2025

    0.03in

  • Wettest Day 2 August, 2022

    1.8in
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