Weather in September
September marks the advent of autumn, introducing the first whispers of the impending cooler weather. The daylight hours slightly decline, averaging at around 12.5 hours per day. However, sea temperatures still linger in the higher range, averaging 23.7°C (74.7°F), catering to those wishing to steal the last few breaths of summer. As schools reopen and the summer holidays end, September taps into a tranquil rhythm. The soothing blend of the lingering warm sea and the cool autumn breeze brings a comforting ambiance to
Cres.
Sea temperature
In September, the average sea temperature is 23.7°C (74.7°F).
Note: Depending on a person's sensitivity to cold, with regards to sunshine, wind, and air temperature, a quick swim in 23.7°C (74.7°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).)
Daylight
The average length of the day in September in Cres is 12h and 31min.
On the first day of September, sunrise is at 06:25 and sunset at 19:39. On the last day of the month, sunrise is at 06:59 and sunset at 18:44 CEST.
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