Portland Harbour Rainfall Forecast

Today 21 Jun
65%1–5mm
Mon 22 Jun
45%< 1mm
Tue 23 Jun
85%1–5mm
Wed 24 Jun
40%< 1mm
Thu 25 Jun
25%< 1mm
Fri 26 Jun
15%< 1mm
Sat 27 Jun
50%< 2mm

Portland Harbour Rainfall Statistics View More

June Rainfall

Cape Nelson Lighthouse (11km)

Total Rainfall 2026
298.8mm
Daily Average 2026
1.7mm
Wettest Day 2 June, 2026
35mm
Wet Days 2026
76/172 (44%)
Total Rainfall May
62.8mm
Daily Average May
2mm
Wettest Day 5 May, 2026
15.4mm
Wet Days May
19/31 (61%)
Total Rainfall June
108.6mm
Daily Average June
5.4mm
Wettest Day 2 June, 2026
35mm
Wet Days June
16/21 (76%)

Climate (2021–2025)

Cape Nelson Lighthouse (11km)

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Annual Average 2021–2025
704.4mm
Monthly Average 2021–2026
58.3mm
Daily Average 2021–2026
1.9mm
Wettest Day 1 December, 2024
57mm

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