South Island Rainfall Forecast

Today 16 Sep
10%< 1mm
Thu 17 Sep
85%1–5mm
Fri 18 Sep
65%1–5mm
Sat 19 Sep
50%< 1mm
Sun 20 Sep
30%< 1mm
Mon 21 Sep
10%< 1mm
Tue 22 Sep
35%< 1mm

South Island Rainfall Statistics View More

September Rainfall

Cardwell Marine Pde (32km)

Total Rainfall 2026
1905mm
Daily Average 2026
7.7mm
Wettest Day 2 March, 2026
206mm
Wet Days 2026
128/259 (49%)
Total Rainfall August
31.5mm
Daily Average August
1mm
Wettest Day 17 August, 2026
10mm
Wet Days August
12/31 (39%)
Total Rainfall September
5mm
Daily Average September
0.4mm
Wettest Day 12 September, 2026
2mm
Wet Days September
4/16 (25%)

Climate (2021–2025)

Cardwell Marine Pde (32km)

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Annual Average 2021–2025
2242.1mm
Monthly Average 2021–2026
215.3mm
Daily Average 2021–2026
7.7mm
Wettest Day 3 February, 2025
490mm

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