Cape Sir William Grant Rainfall Forecast

Today 16 Sep
90%1–5mm
Wed 17 Sep
55%< 2mm
Thu 18 Sep
25%< 1mm
Fri 19 Sep
90%5–10mm
Sat 20 Sep
90%5–10mm
Sun 21 Sep
80%1–5mm
Mon 22 Sep
70%1–5mm

Cape Sir William Grant Rainfall Statistics View More

September Rainfall

Cape Nelson Lighthouse (7km)

Total Rainfall 2025
496mm
Daily Average 2025
1.9mm
Wettest Day 23 July, 2025
28.6mm
Wet Days 2025
125/259 (48%)
Total Rainfall August
81mm
Daily Average August
2.6mm
Wettest Day 29 August, 2025
14.8mm
Wet Days August
19/31 (61%)
Total Rainfall September
48mm
Daily Average September
3.2mm
Wettest Day 4 September, 2025
18.4mm
Wet Days September
13/16 (81%)

Climate (2010–Present)

Cape Nelson Lighthouse (7km)

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Annual Average 2020–2024
711.8mm
Monthly Average 2020–2025
60.6mm
Daily Average 2020–2025
2mm
Wettest Day 1 December, 2024
57mm

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