Selwyn Rainfall Forecast

Today 12 Aug
95%1–5mm
Thu 13 Aug
30%< 1mm
Fri 14 Aug
20%< 1mm
Sat 15 Aug
10%< 1mm
Sun 16 Aug
10%< 1mm
Mon 17 Aug
15%< 1mm
Tue 18 Aug
15%< 1mm

Selwyn Rainfall Statistics View More

August Rainfall

Archerton (18km)

Total Rainfall 2026
991.4mm
Daily Average 2026
4.7mm
Wettest Day 10 August, 2026
111.6mm
Wet Days 2026
118/224 (53%)
Total Rainfall July
227.4mm
Daily Average July
7.3mm
Wettest Day 2 July, 2026
56.6mm
Wet Days July
24/31 (77%)
Total Rainfall August
136mm
Daily Average August
12.4mm
Wettest Day 10 August, 2026
111.6mm
Wet Days August
10/12 (83%)

Climate (2021–2025)

Archerton (18km)

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Annual Average 2021–2025
1313.8mm
Monthly Average 2021–2026
111.6mm
Daily Average 2021–2026
3.8mm
Wettest Day 8 June, 2023
134.2mm

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