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

December weather forecast and climate
Arnside, United Kingdom

Sea temperature

In December, the average sea temperature in Arnside, United Kingdom, is 9.4°C (48.9°F).
Note: Swimming in 9.4°C (48.9°F) is considered dangerous. Unprotected immersion in temperatures below 10°C (50°F) causes quickly maximum intensity cold shock with hyperventilation.

Daylight

December has the shortest days of the year, with an average of 7.4h of daylight.

What is the water temperature in December in Arnside?

In Arnside, in December, the average water temperature is 9.4°C (48.9°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 month with the shortest days in Arnside?

The month with the shortest days in Arnside, United Kingdom, is December, with an average of 7.4h of daylight.

What is the average length of the day in December in Arnside?

In December, the average length of the day in Arnside, United Kingdom, is 7.4h.
Average sea temperature in December - Arnside, United Kingdom
  • Average sea temperature in December: 9.4°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 December - Arnside, United Kingdom
  • Average daylight in December: 7.4h

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