Discovery Bay Rainfall Forecast

Today 15 May
25%< 1mm
Sat 16 May
100%10–15mm
Sun 17 May
80%1–5mm
Mon 18 May
50%< 2mm
Tue 19 May
90%5–10mm
Wed 20 May
75%1–5mm
Thu 21 May
50%< 1mm

Discovery Bay Rainfall Statistics View More

May Rainfall

Portland Airport (12km)

Total Rainfall 2026
187mm
Daily Average 2026
1.4mm
Wettest Day 10 April, 2026
18.8mm
Wet Days 2026
56/135 (41%)
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
38.4mm
Daily Average May
2.7mm
Wettest Day 5 May, 2026
10.2mm
Wet Days May
10/15 (67%)

Climate (2010–Present)

Portland Airport (12km)

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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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