Portland Harbour Rainfall Forecast

Today 6 May
85%1–5mm
Wed 7 May
90%1–5mm
Thu 8 May
20%< 1mm
Fri 9 May
10%< 1mm
Sat 10 May
5%< 1mm
Sun 11 May
10%< 1mm
Mon 12 May
25%< 1mm

Portland Harbour Rainfall Statistics View More

May Rainfall

Cape Nelson Lighthouse (11km)

Total Rainfall 2025
55.8mm
Daily Average 2025
0.5mm
Wettest Day 21 April, 2025
14mm
Wet Days 2025
36/126 (29%)
Total Rainfall April
31mm
Daily Average April
1mm
Wettest Day 21 April, 2025
14mm
Wet Days April
18/30 (60%)
Total Rainfall May
0mm
Daily Average May
0mm
Wettest Day 1 May, 2025
0mm
Wet Days May
–

Climate (2010–Present)

Cape Nelson Lighthouse (11km)

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Annual Average 2020–2024
711.8mm
Monthly Average 2020–2025
57.9mm
Daily Average 2020–2025
1.9mm
Wettest Day 1 December, 2024
57mm

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