Grassy Island Rainfall Forecast

Today 15 Aug
95%5–10mm
Sat 16 Aug
85%1–5mm
Sun 17 Aug
45%< 2mm
Mon 18 Aug
15%< 1mm
Tue 19 Aug
10%< 1mm
Wed 20 Aug
10%< 1mm
Thu 21 Aug
15%< 1mm

Grassy Island Rainfall Statistics View More

August Rainfall

City Of Melbourne Bay (26km)

Total Rainfall 2025
440mm
Daily Average 2025
1.9mm
Wettest Day 23 July, 2025
28.2mm
Wet Days 2025
122/227 (54%)
Total Rainfall July
176.2mm
Daily Average July
5.7mm
Wettest Day 23 July, 2025
28.2mm
Wet Days July
25/31 (81%)
Total Rainfall August
36mm
Daily Average August
2.6mm
Wettest Day 5 August, 2025
14mm
Wet Days August
6/15 (40%)

Climate (2010–Present)

City Of Melbourne Bay (26km)

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Annual Average 2020–2024
1026.7mm
Monthly Average 2020–2025
82.8mm
Daily Average 2020–2025
2.7mm
Wettest Day 7 May, 2022
55.6mm

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