O'Sullivan Beach Rainfall Forecast

Today 10 Sep
90%10–15mm
Thu 11 Sep
35%< 1mm
Fri 12 Sep
20%< 1mm
Sat 13 Sep
10%< 1mm
Sun 14 Sep
10%< 1mm
Mon 15 Sep
75%1–5mm
Tue 16 Sep
75%1–5mm

O'Sullivan Beach Rainfall Statistics View More

September Rainfall

Adelaide (Morphett Vale) (5km)

Total Rainfall 2025
366.3mm
Daily Average 2025
1.9mm
Wettest Day 26 July, 2025
48.6mm
Wet Days 2025
50/253 (20%)
Total Rainfall August
61.8mm
Daily Average August
2mm
Wettest Day 29 August, 2025
12.2mm
Wet Days August
12/31 (39%)
Total Rainfall September
2.2mm
Daily Average September
0.3mm
Wettest Day 7 September, 2025
2.2mm
Wet Days September
1/10 (10%)

Climate (2010–Present)

Adelaide (Morphett Vale) (5km)

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Annual Average 2020–2024
566.9mm
Monthly Average 2020–2025
46.3mm
Daily Average 2020–2025
1.6mm
Wettest Day 28 November, 2023
53mm

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