Portland Bay Rainfall Forecast

Today 10 Nov
90%5–15mm
Tue 11 Nov
75%1–5mm
Wed 12 Nov
35%< 1mm
Thu 13 Nov
30%< 1mm
Fri 14 Nov
65%1–5mm
Sat 15 Nov
50%< 2mm
Sun 16 Nov
70%1–5mm

Portland Bay Rainfall Statistics View More

November Rainfall

Portland Airport (25km)

Total Rainfall 2025
744.2mm
Daily Average 2025
2.5mm
Wettest Day 8 June, 2025
30.8mm
Wet Days 2025
182/314 (58%)
Total Rainfall October
79mm
Daily Average October
3.3mm
Wettest Day 2 October, 2025
14.4mm
Wet Days October
18/31 (58%)
Total Rainfall November
7.4mm
Daily Average November
0.8mm
Wettest Day 3 November, 2025
7mm
Wet Days November
3/10 (30%)

Climate (2010–Present)

Portland Airport (25km)

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Annual Average 2020–2024
837mm
Monthly Average 2020–2025
69.6mm
Daily Average 2020–2025
2.4mm
Wettest Day 1 December, 2024
58.8mm

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