September weather forecast
Cala Galdana, Spain

The first month of the autumn, September, is still a warm month in Cala Galdana, Spain, with an average temperature ranging between min 18.9°C (66°F) and max 26.2°C (79.2°F).

Temperature

In Cala Galdana, the average high-temperature in September gently drops from a moderately hot 29.2°C (84.6°F) in August to a still warm 26.2°C (79.2°F). During the nights in September, Cala Galdana observes an average low-temperature of 18.9°C (66°F).

Rainfall

In September, the rain falls for 5 days. Throughout September, 61mm (2.4") of precipitation is accumulated. In Cala Galdana, Spain, during the entire year, the rain falls for 64 days and collects up to 551mm (21.69") of precipitation.

Sea temperature

In Cala Galdana, Spain, the average seawater temperature in September is 24°C (75.2°F).
Note: Swimming in 24°C (75.2°F) waters may not appeal to those sensitive to cold. Yet, the presence of sunshine, the strength of the wind, and the air temperature can alter this experience. Some might even opt for a wetsuit for added comfort.

Daylight

In Cala Galdana, the average length of the day in September is 12h and 27min.
On the first day of September, sunrise is at 07:12 and sunset at 20:15. On the last day of the month, sunrise is at 07:39 and sunset at 19:28 CEST.

Sunshine

In September, the average sunshine is 7.5h.

UV index

In September, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The UV index of 6 in September translates into these instructions:
Deter overexposure. Protecting against the sun's effects is essential. Attempt to stay under shade and limit exposure to the Sun between 10 a.m. and 4 p.m., when UV radiation is at its peak. Remember, devices such as parasols or canopies might not provide complete sun protection. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Stay aware! UV radiation is magnified when reflecting off sand and water.