September Weather on the Croatia Dalmatian Coast

Updated July 19, 2017

September weather on the Croatia Dalmatian coast is cooler than the area's typically hot summers but remains mild in the fall because of its proximity to the Adriatic and Mediterranean seas. The coast of Croatia, a country in Eastern Europe, is located within the province of Dalmatia. September is considered the off season to visit the Dalmatian coastal area, which is usually crowded with European vacationers in the summer months. Although some ferries and shops might be closed during September, the sea is warm, and the temperature is comfortable at this time of the year.


The temperature in September for the Dalmatia coast of Croatia is usually only about -15 degrees C cooler than in the month of August. Typically, the temperature does not rise above 26.7 degrees C during the month of September. The average high temperature is 25 degrees Celsius in September. The average low temperature in September is about 17.8 degrees Celsius.


It rains more in September on the Dalmatia coast of Croatia than tourists see in the summer months, but it rains less in September than during the winter months. On average, the area typically gets rain about seven days during September. In all, the area gets a little less than four inches of rain throughout the entire month.


The humidity on the Dalmatia coast of Croatia in September is lower than in the spring and summer months. The average relative humidity recorded in September is about 63 per cent. The humidity sticks around in the evenings, making for humid, although cooler, nights.

Sea Temperature

The sea temperature is still warm in September, making it possible to swim during this month despite the cooler air temperatures. The Dalmatia coast of Croatia is on the Adriatic Sea, which is warm throughout the summer months and is generally cold during the winter and spring months.


The winds in Croatia are determined by season. In September the most common wind that affects the Dalmatia coast is called the Jugo. The Jugo blows moist and warm air from the sea through the coastal area and into the mainland.

Cite this Article A tool to create a citation to reference this article Cite this Article

About the Author