Grassy Island Rainfall Forecast

Today 7 Aug
20%< 1mm
Sat 8 Aug
90%1–5mm
Sun 9 Aug
100%10–20mm
Mon 10 Aug
95%5–10mm
Tue 11 Aug
100%10–20mm
Wed 12 Aug
95%5–15mm
Thu 13 Aug
75%< 2mm

Grassy Island Rainfall Statistics View More

August Rainfall

City Of Melbourne Bay (26km)

Total Rainfall 2026
583.4mm
Daily Average 2026
2.7mm
Wettest Day 30 June, 2026
30.6mm
Wet Days 2026
120/219 (55%)
Total Rainfall July
168.8mm
Daily Average July
5.4mm
Wettest Day 3 July, 2026
29mm
Wet Days July
27/31 (87%)
Total Rainfall August
23mm
Daily Average August
3.8mm
Wettest Day 4 August, 2026
10mm
Wet Days August
6/7 (86%)

Climate (2021–2025)

City Of Melbourne Bay (26km)

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Annual Average 2021–2025
1004.1mm
Monthly Average 2021–2026
81.9mm
Daily Average 2021–2026
2.7mm
Wettest Day 7 May, 2022
55.6mm

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