Dianas Basin Rainfall Forecast

Today 23 May
70%< 2mm
Sun 24 May
50%< 1mm
Mon 25 May
60%< 2mm
Tue 26 May
90%10–20mm
Wed 27 May
90%10–25mm
Thu 28 May
65%1–5mm
Fri 29 May
75%5–25mm

Dianas Basin Rainfall Statistics View More

May Rainfall

St Helens Aerodrome (5km)

Total Rainfall 2026
180.2mm
Daily Average 2026
1.3mm
Wettest Day 16 May, 2026
28.2mm
Wet Days 2026
54/143 (38%)
Total Rainfall April
17.4mm
Daily Average April
0.6mm
Wettest Day 7 April, 2026
5.4mm
Wet Days April
9/30 (30%)
Total Rainfall May
67.8mm
Daily Average May
3.1mm
Wettest Day 16 May, 2026
28.2mm
Wet Days May
16/23 (70%)

Climate (2010–Present)

St Helens Aerodrome (5km)

Take a look at our website widgetsAvailable free! Find Out More

Annual Average 2021–2025
767.4mm
Monthly Average 2021–2026
61.1mm
Daily Average 2021–2026
2mm
Wettest Day 1 December, 2024
99.2mm

Get WillyWeather+ to remove ads