Harbour Islets Rainfall Forecast

  • 5%< 1mm
  • 5%< 1mm
  • 45%< 1mm
  • 90%1–5mm
  • 95%1–5mm
  • 40%< 1mm
  • 30%< 1mm
Graph Plots Open in Graphs

  • Rainfall Probability Forecast Bureau of Meteorology

  • Rain Today Real-Time

Harbour Islets Rainfall Statistics View More

September Rainfall

Three Hummock Island (30km)

  • Total Rainfall September

    23.6mm

  • Daily Average September

    2.4mm

  • Wettest Day 2 September, 2026

    5mm

  • Wet Days September

    8/11 (73%)

Climate (2021–2025)

Three Hummock Island (30km)

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  • Annual Average 2021–2025

    592.7mm

  • Monthly Average 2021–2026

    66.2mm

  • Daily Average 2021–2026

    2.7mm

  • Wettest Day 18 October, 2022

    82.4mm
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