Sea Temperature in Cacilhas in September

© Jorge Alan

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

Cacilhas Climate and Swimming Opportunities in September

Cacilhas lies within the Setúbal District in Portugal. The average daytime temperature in Cacilhas in September is 23°C (73°F), while the nighttime average is 17°C (62°F). There are typically five rainy days during the month, with a total precipitation of 31 mm (1.2 inches). The daylight duration in September in Cacilhas is 12 hours, with an average of 9 hours of sunshine per day. The average wind speed in September is 13 km/h (8 mph), and the humidity level is around 67%.

The water temperature in Cacilhas in September ranges from 18°C to 20°C (64°F to 68°F). At the beginning of the month, the average temperature is around 19°C (66°F), shifting to 19°C (66°F) by mid-September and reaching 19°C (66°F) in the last ten days. Overall, the average sea temperature in Cacilhas for September is 19°C (66°F). Very comfortable swimming conditions. The water is fresh but not too cold, and the air temperature is pleasant.

Frequently Asked Questions About Water Temperatures in September in Cacilhas