Grassy Bay Rainfall Forecast

Today 16 Dec
10%< 1mm
Wed 17 Dec
5%< 1mm
Thu 18 Dec
30%< 1mm
Fri 19 Dec
55%1–5mm
Sat 20 Dec
45%< 1mm
Sun 21 Dec
80%5–10mm
Mon 22 Dec
60%1–5mm

Grassy Bay Rainfall Statistics View More

December Rainfall

City Of Melbourne Bay (25km)

Total Rainfall 2025
904.8mm
Daily Average 2025
2.6mm
Wettest Day 23 July, 2025
28.2mm
Wet Days 2025
218/350 (62%)
Total Rainfall November
99mm
Daily Average November
3.3mm
Wettest Day 3 November, 2025
17.8mm
Wet Days November
28/30 (93%)
Total Rainfall December
26.2mm
Daily Average December
1.7mm
Wettest Day 9 December, 2025
12.4mm
Wet Days December
6/16 (38%)

Climate (2010–Present)

City Of Melbourne Bay (25km)

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Annual Average 2020–2024
1026.7mm
Monthly Average 2020–2025
84.2mm
Daily Average 2020–2025
2.8mm
Wettest Day 7 May, 2022
55.6mm

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