Deiva Marina
Long-term weather forecast
Long-term weather forecast

September weather forecast and climate
Deiva Marina, Italy

Sea temperature

In Deiva Marina, Italy, the average seawater temperature in September is 23.3°C (73.9°F).
Note: For individuals prone to feeling cold, swimming in 23°C (73.4°F) is still regarded as intolerable. A wetsuit is not a necessity, but sunshine, wind, and air temperature are essential factors for relishing swimming at 23.3°C (73.9°F).


The average length of the day in September in Deiva Marina is 12.5h.

What is the water temperature in September in Deiva Marina?

In September, the average sea temperature is 23.3°C (73.9°F). A person's cold intolerance, with sunshine, wind, and air temperature, are essential factors for enjoying swimming in 23.3°C (73.9°F) water.

How many hours of daylight does Deiva Marina have in September?

In September, the average length of the day in Deiva Marina is 12.5h.
Average sea temperature in September - Deiva Marina, Italy
  • Average sea temperature in September: 23.3°C

The best month for swimming (with the highest average sea temperature) is August (24.4°C).
The coldest month (with the lowest average sea temperature) is February (12.9°C).

Average daylight in September - Deiva Marina, Italy
  • Average daylight in September: 12.5h

The month with the longest days is June (Average daylight: 15.5h).
The month with shortest days is December (Average daylight: 8.9h).