Rottnest Island Rainfall Forecast

Today 26 Aug
95%10–15mm
Wed 27 Aug
95%10–15mm
Thu 28 Aug
25%< 1mm
Fri 29 Aug
5%< 1mm
Sat 30 Aug
5%< 1mm
Sun 31 Aug
5%< 1mm
Mon 1 Sep
10%< 1mm

Rottnest Island Rainfall Statistics View More

August Rainfall

Rottnest Island (3km)

Total Rainfall 2025
532.8mm
Daily Average 2025
2.2mm
Wettest Day 18 June, 2025
41.2mm
Wet Days 2025
81/238 (34%)
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
118.8mm
Daily Average August
4.6mm
Wettest Day 26 August, 2025
17.6mm
Wet Days August
19/26 (73%)

Climate (2010–Present)

Rottnest Island (3km)

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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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