September weather forecast
Omiš, Croatia

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Weather in September

Sea temperature

In September, the average sea temperature in Omiš, Croatia, is 23.9°C (75°F).
Note: Individual preferences to cold, influenced by conditions such as sunshine, wind, and surrounding temperature, play a part in the comfort of swimming in 23.9°C (75°F) waters. (As an aside, Olympic swimming standards dictate water temperatures from 25°C (77°F) to 28°C (82.4°F).)

Daylight

In Omiš, the average length of the day in September is 12h and 30min.
On the first day of September in Omiš, sunrise is at 06:17 and sunset at 19:28. On the last day of the month, sunrise is at 06:50 and sunset at 18:36 CEST.
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Frequently asked questions

What is the sea temperature in September in Omiš?

In September, the average sea temperature in Omiš is 23.9°C (75°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 23.9°C (75°F).

How many hours of daylight does Omiš have in September?

The average day length in September is 12h and 30min.

When are sunrise and sunset in September in Omiš?

In September, on the first day of the month, sunrise is at 06:17 and sunset at 19:28. On the last day of the month, sunrise is at 06:50 and sunset at 18:36 CEST.

Average sea temperature in September
Omiš, Croatia

Average sea temperature in September - Omiš, Croatia
  • Average sea temperature in September: 23.9°C

The best month for swimming (with the highest average sea temperature) is August (25°C).
The coldest months (with the lowest average sea temperature) are January and February (13.9°C).

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Average daylight in September
Omiš, Croatia

Average daylight in September - Omiš, Croatia
  • Average daylight in September: 12h and 3min

The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).

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Omiš, Croatia

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