Halton Rainfall Forecast

Today 25 May
5%< 1mm
Mon 26 May
90%5–10mm
Tue 27 May
60%1–5mm
Wed 28 May
10%< 1mm
Thu 29 May
5%< 1mm
Fri 30 May
15%< 1mm
Sat 31 May
30%< 1mm

River Levels

Halton Rainfall Statistics View More

May Rainfall

Lostock Dam (35km)

Total Rainfall 2025
779.1mm
Daily Average 2025
6.6mm
Wettest Day 20 January, 2025
108mm
Wet Days 2025
50/145 (34%)
Total Rainfall April
139.4mm
Daily Average April
5.4mm
Wettest Day 28 April, 2025
71.8mm
Wet Days April
10/30 (33%)
Total Rainfall May
72.2mm
Daily Average May
8mm
Wettest Day 19 May, 2025
26.4mm
Wet Days May
9/25 (36%)

Climate (2010–Present)

Lostock Dam (35km)

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Annual Average 2020–2024
1139.8mm
Monthly Average 2020–2025
100mm
Daily Average 2020–2025
3.9mm
Wettest Day 4 March, 2022
160mm

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