Merriton Rainfall Forecast

Today 22 Aug
10%< 1mm
Sat 23 Aug
5%< 1mm
Sun 24 Aug
10%< 1mm
Mon 25 Aug
45%< 1mm
Tue 26 Aug
90%10–15mm
Wed 27 Aug
70%1–5mm
Thu 28 Aug
75%1–5mm

Merriton Rainfall Statistics View More

August Rainfall

Koolunga (37km)

Total Rainfall 2025
175.8mm
Daily Average 2025
0.8mm
Wettest Day 10 July, 2025
19.2mm
Wet Days 2025
41/234 (18%)
Total Rainfall July
93.5mm
Daily Average July
3.1mm
Wettest Day 10 July, 2025
19.2mm
Wet Days July
16/31 (52%)
Total Rainfall August
19mm
Daily Average August
1.1mm
Wettest Day 18 August, 2025
10.2mm
Wet Days August
7/22 (32%)

Climate (2010–Present)

Koolunga (37km)

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Annual Average 2020–2024
394.1mm
Monthly Average 2020–2025
31.8mm
Daily Average 2020–2025
1.1mm
Wettest Day 23 October, 2022
54.2mm

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