Long-term weather forecast
Long-term weather forecast

January weather forecast and climate
Lanester, France

Sea temperature

In Lanester, France, in January, the average water temperature is 10.4°C (50.7°F).
Note: 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.


In January, the average length of the day in Lanester is 8.9h.

What is the water temperature in January in Lanester?

In January, the average sea temperature in Lanester is 10.4°C (50.7°F). Swimming in 10.4°C (50.7°F) is considered dangerous. Unprotected immersion in temperatures below 10°C (50°F) causes quickly maximum intensity cold shock with hyperventilation.

How many hours of daylight does Lanester have in January?

The average length of the day in January is 8.9h.
Average sea temperature in January - Lanester, France
  • Average sea temperature in January: 10.4°C

The best month for swimming (with the highest average sea temperature) is August (17.9°C).
The coldest month (with the lowest average sea temperature) is February (9.9°C).

Average daylight in January - Lanester, France
  • Average daylight in January: 8.9h

The month with the longest days is June (Average daylight: 15.9h).
The month with shortest days is December (Average daylight: 8.5h).