Cavtat
Croatia
Long-term weather forecast
Long-term weather forecast

September weather forecast and climate
Cavtat, Croatia

The first month of the autumn, September, is also a moderately hot month in Cavtat, Croatia, with average temperature fluctuating between 25°C (77°F) and 14°C (57.2°F).

Temperature

In Cavtat, the average high-temperature marginally drops, from 28°C (82.4°F) in August, to a still moderately hot 25°C (77°F). In Cavtat, in September, the average low-temperature is 14°C (57.2°F).

Rainfall

In Cavtat, Croatia, during 8 rainfall days, 94mm (3.7") of precipitation is typically accumulated. In Cavtat, during the entire year, the rain falls for 129 days and collects up to 1337mm (52.6") of precipitation.

Sea temperature

In September, the average sea temperature is 24.3°C (75.7°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 24.3°C (75.7°F).

Daylight

In Cavtat, the average length of the day in September is 12.5h.

Sunshine

In September, the average sunshine in Cavtat is 8h.

UV index

In September, the average daily maximum UV index is 6. A UV Index value of 6 to 7 symbolizes a high threat to health from the exposure to the Sun's UV rays for the average person.
The daily maximum UV index of 6 interpret into the following advice:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Beware! The reflection of water and sand dramatically increases exposure to the UV rays.

What is the temperature in September in Cavtat?

In Cavtat, Croatia, in September, the average high-temperature is 25°C (77°F), and the average low-temperature is 14°C (57.2°F).

How many days does it rain in September in Cavtat?

In Cavtat, Croatia, in September, during 8 rainfall days, 94mm (3.7") of precipitation is typically accumulated.

What is the water temperature in September in Cavtat?

In September, the average sea temperature in Cavtat is 24.3°C (75.7°F). A person's cold intolerance, with sunshine, wind, and air temperature, are essential factors for enjoying swimming in 24.3°C (75.7°F) water.

How many hours of daylight does Cavtat have in September?

In Cavtat, the average length of the day in September is 12.5h.

How long on average sun shines in September in Cavtat?

The average sunshine in September in Cavtat is 8h.

What is the UV index reading in September in Cavtat?

The average daily maximum UV index in September in Cavtat is 6. A UV Index of 6 to 7 symbolizes a high health threat from the exposure to the Sun's UV rays.
Average temperature in September - Cavtat, Croatia
  • Average high temperature in September: 25°C

Warmest months (with the highest average high temperature) are July and August (28°C).
The month with the lowest average high temperature is January (8°C).

  • Average low temperature in September: 14°C

Months with the highest average low temperature are July and August (17°C).
The coldest month (with the lowest average low temperature) is January (1°C).

Average rainfall in September - Cavtat, Croatia
  • Average rainfall in September: 94mm

The wettest month (with the highest rainfall) is November (179mm).
The driest month (with the lowest rainfall) is July (47mm).

Average rainfall days in September - Cavtat, Croatia
  • Average rainfall days in September: 8 days

Months with the highest number of rainy days are January, March, April, November and December (13 days).
Months with the lowest number of rainy days are July and August (7 days).

Average sea temperature in September - Cavtat, Croatia
  • Average sea temperature in September: 24.3°C

The best month for swimming (with the highest average sea temperature) is July (25.5°C).
Coldest months (with the lowest average sea temperature) are January and February (14.2°C).

Average daylight in September / Average sunshine in September - Cavtat, Croatia
  • Average daylight in September: 12.5h

The month with the longest days is June (Average daylight: 15.3h).
The month with shortest days is December (Average daylight: 9.1h).

  • Average sunshine in September: 8h

The month with most sunshine is July (Average sunshine: 10h).
The month with least sunshine is December (Average sunshine: 3h).

Average UV index in September - Cavtat, Croatia
  • Average UV index in September: 6

The month with the highest UV index is July (UV index 9).
Months with the lowest UV index are January and December (UV index 1).