Perth FAD3 (offshore) Rainfall Forecast

Today 15 Aug
10%< 1mm
Sat 16 Aug
5%< 1mm
Sun 17 Aug
45%< 1mm
Mon 18 Aug
15%< 1mm
Tue 19 Aug
95%20–30mm
Wed 20 Aug
85%1–5mm
Thu 21 Aug
65%1–5mm

Perth FAD3 (offshore) Rainfall Statistics View More

August Rainfall

Rottnest Island (46km)

Total Rainfall 2025
461.6mm
Daily Average 2025
2mm
Wettest Day 18 June, 2025
41.2mm
Wet Days 2025
72/227 (32%)
Total Rainfall July
187.2mm
Daily Average July
6mm
Wettest Day 3 July, 2025
39.8mm
Wet Days July
20/31 (65%)
Total Rainfall August
47.6mm
Daily Average August
3.4mm
Wettest Day 3 August, 2025
13.2mm
Wet Days August
10/15 (67%)

Climate (2010–Present)

Rottnest Island (46km)

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Annual Average 2020–2024
509.6mm
Monthly Average 2020–2025
45.4mm
Daily Average 2020–2025
1.5mm
Wettest Day 20 June, 2021
61.2mm

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