Portland Offshore Rainfall Forecast

Today 6 Jul
25%< 1mm
Mon 7 Jul
20%< 1mm
Tue 8 Jul
95%15–20mm
Wed 9 Jul
90%10–20mm
Thu 10 Jul
90%5–15mm
Fri 11 Jul
75%1–5mm
Sat 12 Jul
70%1–5mm

Portland Offshore Rainfall Statistics View More

July Rainfall

Cape Nelson Lighthouse (9km)

Total Rainfall 2025
207.2mm
Daily Average 2025
1.1mm
Wettest Day 8 June, 2025
26.2mm
Wet Days 2025
72/187 (39%)
Total Rainfall June
108.4mm
Daily Average June
3.6mm
Wettest Day 8 June, 2025
26.2mm
Wet Days June
21/30 (70%)
Total Rainfall July
6.2mm
Daily Average July
1.2mm
Wettest Day 1 July, 2025
3.6mm
Wet Days July
2/6 (33%)

Climate (2010–Present)

Cape Nelson Lighthouse (9km)

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Annual Average 2020–2024
711.8mm
Monthly Average 2020–2025
58mm
Daily Average 2020–2025
1.9mm
Wettest Day 1 December, 2024
57mm

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