Cardiff Rainfall Forecast

Today 17 Sep
10%< 1mm
Fri 18 Sep
85%1–5mm
Sat 19 Sep
95%5–10mm
Sun 20 Sep
30%< 1mm
Mon 21 Sep
10%< 1mm
Tue 22 Sep
60%< 2mm
Wed 23 Sep
30%< 1mm

Cardiff Rainfall Statistics View More

September Rainfall

Collie East (8km)

Total Rainfall 2026
425.6mm
Daily Average 2026
1.6mm
Wettest Day 28 March, 2026
64.4mm
Wet Days 2026
74/260 (28%)
Total Rainfall August
81.4mm
Daily Average August
2.6mm
Wettest Day 27 August, 2026
18.6mm
Wet Days August
14/31 (45%)
Total Rainfall September
15.2mm
Daily Average September
1mm
Wettest Day 12 September, 2026
4.8mm
Wet Days September
7/17 (41%)

Climate (2021–2025)

Collie East (8km)

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Annual Average 2021–2025
618.7mm
Monthly Average 2021–2026
45.7mm
Daily Average 2021–2026
1.5mm
Wettest Day 28 March, 2026
64.4mm

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