Harbour Islets Rainfall Forecast

Today 14 Aug
45%< 1mm
Fri 15 Aug
95%10–15mm
Sat 16 Aug
80%1–5mm
Sun 17 Aug
70%1–5mm
Mon 18 Aug
30%< 1mm
Tue 19 Aug
25%< 1mm

Harbour Islets Rainfall Statistics View More

August Rainfall

Three Hummock Island (30km)

Total Rainfall 2025
331.4mm
Daily Average 2025
2mm
Wettest Day 24 July, 2025
32mm
Wet Days 2025
86/226 (38%)
Total Rainfall July
131.4mm
Daily Average July
6.3mm
Wettest Day 24 July, 2025
32mm
Wet Days July
17/31 (55%)
Total Rainfall August
9.2mm
Daily Average August
4.6mm
Wettest Day 9 August, 2025
9mm
Wet Days August
2/14 (14%)

Climate (2010–Present)

Three Hummock Island (30km)

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Annual Average 2020–2024
623.6mm
Monthly Average 2020–2025
68mm
Daily Average 2020–2025
2.7mm
Wettest Day 18 October, 2022
82.4mm

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