Long Island Rainfall Forecast

  • 70%1–5mm
  • 20%< 1mm
  • 50%< 1mm
  • 50%< 2mm
  • 15%< 1mm
  • 15%< 1mm
  • 15%< 1mm
Graph Plots Open in Graphs

  • Rainfall Probability Forecast Bureau of Meteorology

  • Rain Today Real-Time

Long Island Rainfall Statistics View More

September Rainfall

Seventeen Seventy (42km)

  • Total Rainfall September

    11.8mm

  • Daily Average September

    0.5mm

  • Wettest Day 25 September, 2026

    11.2mm

  • Wet Days September

    2/26 (8%)

Climate (2021–2025)

Seventeen Seventy (42km)

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  • Annual Average 2021–2025

    1006.7mm

  • Monthly Average 2021–2026

    96.9mm

  • Daily Average 2021–2026

    3.2mm

  • Wettest Day 13 May, 2022

    183.8mm
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