Portland Harbour Rainfall Forecast

Today 10 Jul
95%5–15mm
Fri 11 Jul
85%1–5mm
Sat 12 Jul
30%< 1mm
Sun 13 Jul
95%5–10mm
Mon 14 Jul
85%1–5mm
Tue 15 Jul
80%1–5mm
Wed 16 Jul
85%1–5mm

Portland Harbour Rainfall Statistics View More

July Rainfall

Cape Nelson Lighthouse (11km)

Total Rainfall 2025
224.4mm
Daily Average 2025
1.2mm
Wettest Day 8 June, 2025
26.2mm
Wet Days 2025
75/191 (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
23.4mm
Daily Average July
2.6mm
Wettest Day 9 July, 2025
16.4mm
Wet Days July
5/10 (50%)

Climate (2010–Present)

Cape Nelson Lighthouse (11km)

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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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