St Marys Rainfall Forecast

Today 21 Sep
15%< 1mm
Tue 22 Sep
5%< 1mm
Wed 23 Sep
No Rain
Thu 24 Sep
20%< 1mm
Fri 25 Sep
70%1–5mm
Sat 26 Sep
65%1–5mm
Sun 27 Sep
30%< 1mm

St Marys Rainfall Statistics View More

September Rainfall

St Helens Aerodrome (28km)

Total Rainfall 2026
384.8mm
Daily Average 2026
1.5mm
Wettest Day 28 May, 2026
66.4mm
Wet Days 2026
108/264 (41%)
Total Rainfall August
25.2mm
Daily Average August
0.8mm
Wettest Day 19 August, 2026
16.4mm
Wet Days August
10/31 (32%)
Total Rainfall September
5mm
Daily Average September
0.3mm
Wettest Day 6 September, 2026
3.8mm
Wet Days September
4/21 (19%)

Climate (2021–2025)

St Helens Aerodrome (28km)

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Annual Average 2021–2025
767.4mm
Monthly Average 2021–2026
61.5mm
Daily Average 2021–2026
2mm
Wettest Day 1 December, 2024
99.2mm

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