United Kingdom
Long-term weather forecast
Long-term weather forecast

April weather forecast and climate
Arnside, United Kingdom

Sea temperature

In Arnside, United Kingdom, in April, the average water temperature is 8.7°C (47.7°F).
Note: Swimming in 8.7°C (47.7°F) is considered dangerous. Unprotected immersion in temperatures below 10°C (50°F) causes quickly maximum intensity cold shock with hyperventilation.


In Arnside, the average length of the day in April is 14.1h.

What is the water temperature in April in Arnside?

In April, the average sea temperature in Arnside, United Kingdom, is 8.7°C (47.7°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.

How many hours of daylight does Arnside have in April?

The average length of the day in April in Arnside is 14.1h.
Average sea temperature in April - Arnside, United Kingdom
  • Average sea temperature in April: 8.7°C

The best month for swimming (with the highest average sea temperature) is August (16.2°C).
The coldest month (with the lowest average sea temperature) is February (7.1°C).

Average daylight in April - Arnside, United Kingdom
  • Average daylight in April: 14.1h

The month with the longest days is June (Average daylight: 17.1h).
The month with shortest days is December (Average daylight: 7.4h).