Armstrong Rock Rainfall Forecast

Today 27 Jul
100%20–35mm
Mon 28 Jul
95%10–20mm
Tue 29 Jul
45%< 1mm
Wed 30 Jul
10%< 1mm
Thu 31 Jul
30%< 1mm
Fri 1 Aug
70%5–10mm
Sat 2 Aug
85%10–20mm

Armstrong Rock Rainfall Statistics View More

July Rainfall

Rottnest Island (1km)

Total Rainfall 2025
366mm
Daily Average 2025
1.8mm
Wettest Day 18 June, 2025
41.2mm
Wet Days 2025
59/208 (28%)
Total Rainfall June
142.2mm
Daily Average June
4.7mm
Wettest Day 18 June, 2025
41.2mm
Wet Days June
16/30 (53%)
Total Rainfall July
139.2mm
Daily Average July
5.4mm
Wettest Day 3 July, 2025
39.8mm
Wet Days July
17/27 (63%)

Climate (2010–Present)

Rottnest Island (1km)

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Annual Average 2020–2024
509.6mm
Monthly Average 2020–2025
43.2mm
Daily Average 2020–2025
1.5mm
Wettest Day 20 June, 2021
61.2mm

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