Trefoil Island Rainfall Forecast

Today 15 Apr
30%< 1mm
Thu 16 Apr
100%5–10mm
Fri 17 Apr
65%< 2mm
Sat 18 Apr
10%< 1mm
Sun 19 Apr
55%< 2mm
Mon 20 Apr
25%< 1mm
Tue 21 Apr
15%< 1mm

Trefoil Island Rainfall Statistics View More

April Rainfall

Three Hummock Island (30km)

Total Rainfall 2026
103.4mm
Daily Average 2026
1.1mm
Wettest Day 2 March, 2026
12.8mm
Wet Days 2026
37/105 (35%)
Total Rainfall March
38.2mm
Daily Average March
1.5mm
Wettest Day 2 March, 2026
12.8mm
Wet Days March
15/31 (48%)
Total Rainfall April
40.2mm
Daily Average April
2.9mm
Wettest Day 10 April, 2026
12.2mm
Wet Days April
10/15 (67%)

Climate (2010–Present)

Three Hummock Island (30km)

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Annual Average 2021–2025
592.7mm
Monthly Average 2021–2026
65.2mm
Daily Average 2021–2026
2.7mm
Wettest Day 18 October, 2022
82.4mm

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