Grants Lagoon Entrance Rainfall Forecast

Today 6 Aug
35%< 1mm
Fri 7 Aug
10%< 1mm
Sat 8 Aug
20%< 1mm
Sun 9 Aug
95%5–10mm
Mon 10 Aug
95%10–20mm
Tue 11 Aug
80%1–5mm
Wed 12 Aug
85%5–10mm

Grants Lagoon Entrance Rainfall Statistics View More

August Rainfall

St Helens Aerodrome (9km)

Total Rainfall 2026
356.4mm
Daily Average 2026
1.6mm
Wettest Day 28 May, 2026
66.4mm
Wet Days 2026
98/218 (45%)
Total Rainfall July
36.4mm
Daily Average July
1.2mm
Wettest Day 3 July, 2026
9.2mm
Wet Days July
13/31 (42%)
Total Rainfall August
1.8mm
Daily Average August
0.4mm
Wettest Day 5 August, 2026
1mm
Wet Days August
4/6 (67%)

Climate (2021–2025)

St Helens Aerodrome (9km)

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Annual Average 2021–2025
767.4mm
Monthly Average 2021–2026
61.6mm
Daily Average 2021–2026
2mm
Wettest Day 1 December, 2024
99.2mm

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