Cornwall Rainfall Forecast

Today 2 Jul
90%5–10mm
Thu 3 Jul
35%< 1mm
Fri 4 Jul
20%< 1mm
Sat 5 Jul
35%< 1mm
Sun 6 Jul
45%< 1mm
Mon 7 Jul
35%< 1mm
Tue 8 Jul
85%5–10mm

Cornwall Rainfall Statistics View More

July Rainfall

St Helens Aerodrome (27km)

Total Rainfall 2025
247mm
Daily Average 2025
1.4mm
Wettest Day 10 June, 2025
23.8mm
Wet Days 2025
78/183 (43%)
Total Rainfall June
86.8mm
Daily Average June
2.9mm
Wettest Day 10 June, 2025
23.8mm
Wet Days June
17/30 (57%)
Total Rainfall July
0.2mm
Daily Average July
0.2mm
Wettest Day 1 July, 2025
0.2mm
Wet Days July
1/2 (50%)

Climate (2010–Present)

St Helens Aerodrome (27km)

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Annual Average 2020–2024
840.8mm
Monthly Average 2020–2025
67.5mm
Daily Average 2020–2025
2.2mm
Wettest Day 1 December, 2024
99.2mm

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