Napa River - Steamboat Slough Entrance Rainfall Forecast

  • No Rain
  • No Rain
  • No Rain
  • No Rain
  • 15%
  • 55%
  • 15%
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Napa River - Steamboat Slough Entrance Rainfall Statistics

October Rainfall

Napa, Napa County Airport (1.9 miles)

  • Total Rainfall October

    1.3in

  • Daily Average October

    0.05in

  • Wettest Day 13 October, 2025

    1in

  • Wet Days October

    6/31 (19%)

Climate (2010–Present)

Napa, Napa County Airport (1.9 miles)

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  • Annual Average 2020–2024

    17.9in

  • Monthly Average 2020–2025

    1.6in

  • Daily Average 2020–2025

    0.1in

  • Wettest Day 24 October, 2021

    4.8in
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