Denham Island Rainfall Forecast

Today 20 Sep
10%< 1mm
Mon 21 Sep
30%< 1mm
Tue 22 Sep
20%< 1mm
Wed 23 Sep
35%< 1mm
Thu 24 Sep
35%< 1mm
Fri 25 Sep
40%< 1mm
Sat 26 Sep
25%< 1mm

Denham Island Rainfall Statistics View More

September Rainfall

Sweers Island (64km)

Total Rainfall 2026
686.1mm
Daily Average 2026
2.7mm
Wettest Day 9 March, 2026
69mm
Wet Days 2026
63/263 (24%)
Total Rainfall August
0mm
Daily Average August
0mm
Wettest Day 1 August, 2026
0mm
Wet Days August
–
Total Rainfall September
20mm
Daily Average September
1.3mm
Wettest Day 11 September, 2026
20mm
Wet Days September
1/20 (5%)

Climate (2021–2025)

Sweers Island (64km)

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Annual Average 2021–2025
1426.1mm
Monthly Average 2021–2026
114.4mm
Daily Average 2021–2026
3.9mm
Wettest Day 18 March, 2025
280mm

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