Merri Island Rainfall Forecast

Today 21 Dec
90%15–25mm
Mon 22 Dec
70%1–5mm
Tue 23 Dec
55%< 1mm
Wed 24 Dec
60%< 2mm
Thu 25 Dec
30%< 1mm
Fri 26 Dec
20%< 1mm
Sat 27 Dec
No Rain

Merri Island Rainfall Statistics View More

December Rainfall

Warrnambool Airport (12km)

Total Rainfall 2025
636.2mm
Daily Average 2025
1.8mm
Wettest Day 8 June, 2025
39mm
Wet Days 2025
177/355 (50%)
Total Rainfall November
103mm
Daily Average November
3.4mm
Wettest Day 3 November, 2025
19mm
Wet Days November
21/30 (70%)
Total Rainfall December
12.4mm
Daily Average December
0.6mm
Wettest Day 1 December, 2025
6.8mm
Wet Days December
7/21 (33%)

Climate (2010–Present)

Warrnambool Airport (12km)

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Annual Average 2020–2024
747.4mm
Monthly Average 2020–2025
59.7mm
Daily Average 2020–2025
2mm
Wettest Day 8 January, 2024
74.6mm

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