Cape Sir William Grant Rainfall Forecast

Today 18 Dec
20%< 1mm
Fri 19 Dec
35%< 1mm
Sat 20 Dec
20%< 1mm
Sun 21 Dec
85%5–15mm
Mon 22 Dec
40%< 1mm
Tue 23 Dec
45%< 1mm
Wed 24 Dec
35%< 1mm

Cape Sir William Grant Rainfall Statistics View More

December Rainfall

Cape Nelson Lighthouse (7km)

Total Rainfall 2025
676mm
Daily Average 2025
1.9mm
Wettest Day 23 July, 2025
28.6mm
Wet Days 2025
183/352 (52%)
Total Rainfall November
50.8mm
Daily Average November
1.7mm
Wettest Day 7 November, 2025
7.4mm
Wet Days November
22/30 (73%)
Total Rainfall December
16.8mm
Daily Average December
1mm
Wettest Day 1 December, 2025
12.6mm
Wet Days December
5/18 (28%)

Climate (2010–Present)

Cape Nelson Lighthouse (7km)

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Annual Average 2020–2024
711.8mm
Monthly Average 2020–2025
59.8mm
Daily Average 2020–2025
2mm
Wettest Day 1 December, 2024
57mm

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