Southport Island Rainfall Forecast

Today 17 May
100%10–15mm
Mon 18 May
55%< 1mm
Tue 19 May
55%< 1mm
Wed 20 May
60%< 2mm
Thu 21 May
40%< 1mm
Fri 22 May
55%1–5mm
Sat 23 May
70%1–5mm

Southport Island Rainfall Statistics View More

May Rainfall

Cape Bruny (10km)

Total Rainfall 2026
258.8mm
Daily Average 2026
1.9mm
Wettest Day 24 March, 2026
33mm
Wet Days 2026
57/137 (42%)
Total Rainfall April
97.4mm
Daily Average April
3.2mm
Wettest Day 13 April, 2026
28.2mm
Wet Days April
19/30 (63%)
Total Rainfall May
31.2mm
Daily Average May
2mm
Wettest Day 7 May, 2026
24.4mm
Wet Days May
9/17 (53%)

Climate (2010–Present)

Cape Bruny (10km)

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Annual Average 2021–2025
765.8mm
Monthly Average 2021–2026
63mm
Daily Average 2021–2026
2.1mm
Wettest Day 22 October, 2023
39.6mm

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