Sea Temperature in Keratsini in September

© George Batalidis

Complete information on the sea temperature range in the Aegean Sea in Keratsini in September. Historical daily data. Climate details for September. Tips on swimming conditions and beach relaxation in Keratsini. We find every spot where you can swim and tell you what the water temperature is there today and throughout the year.

Keratsini Climate and Swimming Opportunities in September

Keratsini lies within the Attica in Greece. The average daytime temperature in Keratsini in September is 28°C (83°F), while the nighttime average is 19°C (66°F). There are typically four rainy days during the month, with a total precipitation of 15 mm (0.6 inches). The daylight duration in September in Keratsini is 12 hours, with an average of 10 hours of sunshine per day. The average wind speed in September is 12 km/h (7 mph), and the humidity level is around 56%.

The water temperature in Keratsini in September ranges from 24°C to 26°C (75°F to 79°F). At the beginning of the month, the average temperature is around 26°C (79°F), shifting to 26°C (79°F) by mid-September and reaching 25°C (77°F) in the last ten days. Overall, the average sea temperature in Keratsini for September is 26°C (79°F). The water is almost like a bath, perfect for those who prefer very warm conditions. However, it may not be as refreshing on extremely hot days.

Frequently Asked Questions About Water Temperatures in September in Keratsini