Mount Sinai Harbor Rainfall Forecast

  • No Rain
  • No Rain
  • 45%
  • 45%
  • 50%
  • 40%
  • 10%
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  • Rainfall Probability Forecast NOAA

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Mount Sinai Harbor Rainfall Statistics

September Rainfall

Islip, Long Island Mac Arthur Airport (11.8 miles)

  • Total Rainfall September

    4.4in

  • Daily Average September

    0.2in

  • Wettest Day 13 September, 2026

    3.1in

  • Wet Days September

    7/23 (30%)

Climate (2021–2025)

Islip, Long Island Mac Arthur Airport (11.8 miles)

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  • Annual Average 2021–2025

    44.1in

  • Monthly Average 2021–2026

    3.7in

  • Daily Average 2021–2026

    0.1in

  • Wettest Day 16 July, 2023

    4.6in
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