Portland Bay Rainfall Forecast

  • 90%1–5mm
  • 90%1–5mm
  • 100%10–15mm
  • 75%< 2mm
  • 60%< 2mm
  • 40%< 1mm
  • 15%< 1mm
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  • Rainfall Probability Forecast Bureau of Meteorology

  • Rain Today Real-Time

Portland Bay Rainfall Statistics View More

September Rainfall

Portland Airport (25km)

  • Total Rainfall September

    8.6mm

  • Daily Average September

    4.3mm

  • Wettest Day 2 September, 2026

    8.6mm

  • Wet Days September

    1/3 (33%)

Climate (2021–2025)

Portland Airport (25km)

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  • Annual Average 2021–2025

    811mm

  • Monthly Average 2021–2026

    64.9mm

  • Daily Average 2021–2026

    2.2mm

  • Wettest Day 1 December, 2024

    58.8mm
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