Long-term weather forecast
Long-term weather forecast

September weather forecast and climate
Sali, Croatia

Sea temperature

In September, the average sea temperature in Sali, Croatia, is 23.8°C (74.8°F).
Note: Depending on a person's sensitivity to cold, with regards to sunshine, wind, and air temperature, a quick swim in 23.8°C (74.8°F) water may be enjoyable. (FYI: The official water temperature required for the Olympic swimming competition is 25°C (77°F) to 28°C (82.4°F).)


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

What is the water temperature in September in Sali?

In Sali, Croatia, in September, the average water temperature is 23.8°C (74.8°F). 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 23.8°C (74.8°F).

How many hours of daylight does Sali have in September?

The average length of the day in September in Sali is 12.5h.
Average sea temperature in September - Sali, Croatia
  • Average sea temperature in September: 23.8°C

The best month for swimming (with the highest average sea temperature) is August (24.9°C).
The coldest month (with the lowest average sea temperature) is February (12.8°C).

Average daylight in September - Sali, Croatia
  • Average daylight in September: 12.5h

The month with the longest days is June (Average daylight: 15.4h).
The month with shortest days is December (Average daylight: 9h).