Bay of Islands Rainfall Forecast

Today 15 Sep
80%1–5mm
Tue 16 Sep
95%5–10mm
Wed 17 Sep
75%1–5mm
Thu 18 Sep
30%< 1mm
Fri 19 Sep
90%5–10mm
Sat 20 Sep
95%10–15mm
Sun 21 Sep
90%5–10mm

Bay of Islands Rainfall Statistics View More

September Rainfall

Cobden (Post Office) (45km)

Total Rainfall 2025
409mm
Daily Average 2025
1.6mm
Wettest Day 8 June, 2025
37mm
Wet Days 2025
104/258 (40%)
Total Rainfall August
55mm
Daily Average August
1.8mm
Wettest Day 30 August, 2025
13mm
Wet Days August
14/31 (45%)
Total Rainfall September
36mm
Daily Average September
2.6mm
Wettest Day 4 September, 2025
9.6mm
Wet Days September
13/15 (87%)

Climate (2010–Present)

Cobden (Post Office) (45km)

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Annual Average 2020–2024
811mm
Monthly Average 2020–2025
65mm
Daily Average 2020–2025
2.2mm
Wettest Day 9 June, 2021
58.8mm

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