Chatham Island Rainfall Forecast

Today 30 Aug
35%< 1mm
Mon 31 Aug
100%5–10mm
Tue 1 Sep
35%< 1mm
Wed 2 Sep
90%1–5mm
Thu 3 Sep
90%1–5mm
Fri 4 Sep
75%1–5mm
Sat 5 Sep
90%5–10mm

Chatham Island Rainfall Statistics View More

August Rainfall

North Walpole (22km)

Total Rainfall 2026
775.6mm
Daily Average 2026
3.2mm
Wettest Day 15 June, 2026
40.4mm
Wet Days 2026
124/242 (51%)
Total Rainfall July
91.8mm
Daily Average July
3mm
Wettest Day 6 July, 2026
15mm
Wet Days July
21/31 (68%)
Total Rainfall August
155.6mm
Daily Average August
5.4mm
Wettest Day 1 August, 2026
24.6mm
Wet Days August
17/30 (57%)

Climate (2021–2025)

North Walpole (22km)

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Annual Average 2021–2025
1048.4mm
Monthly Average 2021–2026
85.3mm
Daily Average 2021–2026
2.9mm
Wettest Day 19 June, 2022
56.6mm

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