Swan River - Heirisson Island Rainfall Forecast

Today 7 May
5%< 1mm
Thu 8 May
5%< 1mm
Fri 9 May
5%< 1mm
Sat 10 May
5%< 1mm
Sun 11 May
5%< 1mm
Mon 12 May
5%< 1mm
Tue 13 May
5%< 1mm

Swan River - Heirisson Island Rainfall Statistics View More

May Rainfall

Perth Metro (5km)

Total Rainfall 2025
41.4mm
Daily Average 2025
0.3mm
Wettest Day 14 March, 2025
13.4mm
Wet Days 2025
16/127 (13%)
Total Rainfall April
9.2mm
Daily Average April
0.3mm
Wettest Day 14 April, 2025
4mm
Wet Days April
6/30 (20%)
Total Rainfall May
7.8mm
Daily Average May
1.3mm
Wettest Day 3 May, 2025
6.6mm
Wet Days May
2/7 (29%)

Climate (2010–Present)

Perth Metro (5km)

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Annual Average 2020–2024
695.4mm
Monthly Average 2020–2025
57.1mm
Daily Average 2020–2025
1.9mm
Wettest Day 5 June, 2023
71.2mm

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