Cashmore Rainfall Forecast

Today 4 May
100%10–20mm
Tue 5 May
65%< 1mm
Wed 6 May
100%10–15mm
Thu 7 May
95%5–10mm
Fri 8 May
90%1–5mm
Sat 9 May
65%< 2mm
Sun 10 May
55%< 1mm

Cashmore Rainfall Statistics View More

May Rainfall

Portland Airport (1km)

Total Rainfall 2026
158.6mm
Daily Average 2026
1.3mm
Wettest Day 10 April, 2026
18.8mm
Wet Days 2026
47/124 (38%)
Total Rainfall April
66.2mm
Daily Average April
2.2mm
Wettest Day 10 April, 2026
18.8mm
Wet Days April
16/30 (53%)
Total Rainfall May
10mm
Daily Average May
5mm
Wettest Day 3 May, 2026
10mm
Wet Days May
1/4 (25%)

Climate (2010–Present)

Portland Airport (1km)

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Annual Average 2021–2025
811mm
Monthly Average 2021–2026
66.6mm
Daily Average 2021–2026
2.3mm
Wettest Day 1 December, 2024
58.8mm

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