Saint Helens Jetty Rainfall Forecast

Today 16 May
75%1–5mm
Sun 17 May
95%15–25mm
Mon 18 May
65%1–5mm
Tue 19 May
50%< 1mm
Wed 20 May
50%< 1mm
Thu 21 May
20%< 1mm
Fri 22 May
20%< 1mm

Saint Helens Jetty Rainfall Statistics View More

May Rainfall

Avalon Airport (14km)

Total Rainfall 2026
69.6mm
Daily Average 2026
0.5mm
Wettest Day 27 March, 2026
10.8mm
Wet Days 2026
37/136 (27%)
Total Rainfall April
8mm
Daily Average April
0.3mm
Wettest Day 6 April, 2026
3.2mm
Wet Days April
11/30 (37%)
Total Rainfall May
5.8mm
Daily Average May
0.4mm
Wettest Day 7 May, 2026
3mm
Wet Days May
5/16 (31%)

Climate (2010–Present)

Avalon Airport (14km)

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Annual Average 2021–2025
462.6mm
Monthly Average 2021–2026
37mm
Daily Average 2021–2026
1.2mm
Wettest Day 3 February, 2025
52.2mm

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