Perth Airport Rainfall Forecast

Today 24 Sep
10%< 1mm
Fri 25 Sep
25%< 1mm
Sat 26 Sep
70%1–5mm
Sun 27 Sep
85%5–10mm
Mon 28 Sep
85%5–10mm
Tue 29 Sep
65%1–5mm
Wed 30 Sep
75%1–5mm

Perth Airport Rainfall Statistics View More

September Rainfall

Perth Airport (1km)

Total Rainfall 2026
409.2mm
Daily Average 2026
1.5mm
Wettest Day 28 March, 2026
52mm
Wet Days 2026
72/267 (27%)
Total Rainfall August
88.8mm
Daily Average August
2.9mm
Wettest Day 27 August, 2026
19.6mm
Wet Days August
12/31 (39%)
Total Rainfall September
19.4mm
Daily Average September
0.8mm
Wettest Day 6 September, 2026
7.2mm
Wet Days September
8/24 (33%)

Climate (2021–2025)

Perth Airport (1km)

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Annual Average 2021–2025
687.4mm
Monthly Average 2021–2026
53.3mm
Daily Average 2021–2026
1.7mm
Wettest Day 5 June, 2023
72.8mm

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