Swan Island Rainfall Forecast

Today 8 Dec
40%< 1mm
Tue 9 Dec
10%< 1mm
Wed 10 Dec
40%< 2mm
Thu 11 Dec
85%10–20mm
Fri 12 Dec
85%10–20mm
Sat 13 Dec
40%< 1mm
Sun 14 Dec
55%1–5mm

Swan Island Rainfall Statistics View More

December Rainfall

Williamtown RAAF Base (18km)

Total Rainfall 2025
1692.4mm
Daily Average 2025
5mm
Wettest Day 23 May, 2025
149mm
Wet Days 2025
159/342 (46%)
Total Rainfall November
20.6mm
Daily Average November
0.7mm
Wettest Day 21 November, 2025
6.6mm
Wet Days November
12/30 (40%)
Total Rainfall December
2mm
Daily Average December
0.3mm
Wettest Day 2 December, 2025
2mm
Wet Days December
1/8 (13%)

Climate (2010–Present)

Williamtown RAAF Base (18km)

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Annual Average 2020–2024
1285.5mm
Monthly Average 2020–2025
115.2mm
Daily Average 2020–2025
3.8mm
Wettest Day 23 May, 2025
149mm

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