Mercedes District Settling Basin Rainfall Forecast

  • 25%
  • 55%
  • 55%
  • 55%
  • 55%
  • 40%
  • 35%
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Mercedes District Settling Basin Rainfall Statistics

September Rainfall

Harlingen, Rio Grande Valley International Airport (18.6 miles)

  • Total Rainfall September

    1.3in

  • Daily Average September

    0.1in

  • Wettest Day 13 September, 2025

    0.4in

  • Wet Days September

    6/16 (38%)

Climate (2010–Present)

Harlingen, Rio Grande Valley International Airport (18.6 miles)

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  • Annual Average 2020–2024

    31.1in

  • Monthly Average 2020–2025

    2.7in

  • Daily Average 2020–2025

    0.1in

  • Wettest Day 27 March, 2025

    14in
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