St Marys Rainfall Forecast

Today 21 Oct
95%20–30mm
Wed 22 Oct
90%1–5mm
Thu 23 Oct
15%< 1mm
Fri 24 Oct
55%1–5mm
Sat 25 Oct
80%5–15mm
Sun 26 Oct
75%1–5mm
Mon 27 Oct
35%< 1mm

St Marys Rainfall Statistics View More

October Rainfall

Happy Valley Reservoir (8km)

Total Rainfall 2025
440.8mm
Daily Average 2025
1.5mm
Wettest Day 10 July, 2025
39.2mm
Wet Days 2025
91/294 (31%)
Total Rainfall September
31.8mm
Daily Average September
1.1mm
Wettest Day 1 September, 2025
6.4mm
Wet Days September
14/30 (47%)
Total Rainfall October
39.6mm
Daily Average October
2.3mm
Wettest Day 1 October, 2025
11.6mm
Wet Days October
8/21 (38%)

Climate (2010–Present)

Happy Valley Reservoir (8km)

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Annual Average 2020–2024
641.8mm
Monthly Average 2020–2025
51.5mm
Daily Average 2020–2025
1.7mm
Wettest Day 5 June, 2022
52mm

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