Mount Helena Rainfall Forecast

Today 9 Sep
5%< 1mm
Thu 10 Sep
5%< 1mm
Fri 11 Sep
5%< 1mm
Sat 12 Sep
85%1–5mm
Sun 13 Sep
55%< 1mm
Mon 14 Sep
20%< 1mm
Tue 15 Sep
5%< 1mm

Mount Helena Rainfall Statistics View More

September Rainfall

Mundaring (16km)

Total Rainfall 2026
489.6mm
Daily Average 2026
2mm
Wettest Day 28 March, 2026
42.4mm
Wet Days 2026
64/252 (25%)
Total Rainfall August
129.6mm
Daily Average August
4.2mm
Wettest Day 27 August, 2026
31.2mm
Wet Days August
11/31 (35%)
Total Rainfall September
21.4mm
Daily Average September
3.6mm
Wettest Day 4 September, 2026
9.2mm
Wet Days September
4/9 (44%)

Climate (2021–2025)

Mundaring (16km)

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Annual Average 2021–2025
928.6mm
Monthly Average 2021–2026
72mm
Daily Average 2021–2026
2.4mm
Wettest Day 24 May, 2022
54.6mm

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