Grassy Harbour Rainfall Forecast

Today 4 Dec
10%< 1mm
Fri 5 Dec
5%< 1mm
Sat 6 Dec
75%1–5mm
Sun 7 Dec
40%< 1mm
Mon 8 Dec
75%1–5mm
Tue 9 Dec
30%< 1mm
Wed 10 Dec
15%< 1mm

Grassy Harbour Rainfall Statistics View More

December Rainfall

City Of Melbourne Bay (25km)

Total Rainfall 2025
885.8mm
Daily Average 2025
2.6mm
Wettest Day 23 July, 2025
28.2mm
Wet Days 2025
214/338 (63%)
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
7.2mm
Daily Average December
3.6mm
Wettest Day 1 December, 2025
6mm
Wet Days December
2/4 (50%)

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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