Weather in April
Sea temperature
In April, the average sea temperature in Runcorn, United Kingdom, is 8.9°C (48°F).Note: While a brief time in 8.9°C (48°F) at 13°C (55.4°F) is already bracing, plunging below 10°C (50°F) can severely affect breathing and introduce a cold shock, relying on your physical state.
Daylight
In April, the average length of the day in Runcorn is 14h and 2min.On the first day of the month, sunrise is at 6:42 am and sunset at 7:46 pm. On the last day of April, sunrise is at 5:37 am and sunset at 8:38 pm BST.
Frequently asked questions
What is the water temperature in April in Runcorn?
In April, the average sea temperature in Runcorn is 8.9°C (48°F). At temperatures below 10°C (50°F), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 13°C (55.4°F) is not comfortable.
What is the average length of the day in April in Runcorn?
In April, the average day length is 14h and 2min.
When is the sunrise / sunset in April in Runcorn?
In April, on the first day of the month, sunrise is at 6:42 am and sunset at 7:46 pm. On the last day of the month, sunrise is at 5:37 am and sunset at 8:38 pm BST.
Average sea temperature in April
Runcorn, United Kingdom
- Average sea temperature in April: 8.9°C
The best month for swimming (with the highest average sea temperature) is August (16.7°C).
The coldest months (with the lowest average sea temperature) are February and March (7.4°C).
Average daylight in April
Runcorn, United Kingdom
- Average daylight in April: 14h and 0min
The month with the longest days is June (Average daylight: 16h and 54min).
The month with the shortest days is December (Average daylight: 7h and 36min).
Runcorn, United Kingdom
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