Sisters Bay Rainfall Forecast

Today 15 Sep
40%< 1mm
Tue 16 Sep
30%< 1mm
Wed 17 Sep
60%< 1mm
Thu 18 Sep
35%< 1mm
Fri 19 Sep
65%1–5mm
Sat 20 Sep
75%1–5mm
Sun 21 Sep
70%1–5mm

Sisters Bay Rainfall Statistics View More

September Rainfall

Tasman Island (31km)

Total Rainfall 2025
436.4mm
Daily Average 2025
1.7mm
Wettest Day 13 January, 2025
20.6mm
Wet Days 2025
125/258 (48%)
Total Rainfall August
39.2mm
Daily Average August
1.3mm
Wettest Day 17 August, 2025
12mm
Wet Days August
18/31 (58%)
Total Rainfall September
38.4mm
Daily Average September
2.7mm
Wettest Day 5 September, 2025
13.8mm
Wet Days September
9/15 (60%)

Climate (2010–Present)

Tasman Island (31km)

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Annual Average 2020–2024
767.2mm
Monthly Average 2020–2025
60.5mm
Daily Average 2020–2025
2.1mm
Wettest Day 25 March, 2021
60.8mm

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