September weather forecast
Calp, Spain

The first month of the autumn, September, is still a warm month in Calp, Spain, with an average temperature ranging between max 28°C (82.4°F) and min 18°C (64.4°F).

Temperature

As Calp steps into September, the average high-temperature holds at a moderately hot 28°C (82.4°F), hinting at a minor fluctuation from the prior month. The average nighttime temperature in Calp lowers to a refreshing 18°C (64.4°F) throughout September.

Rainfall

In Calp, during September, the rain falls for 6 days and regularly aggregates up to 44mm (1.73") of precipitation. Throughout the year, there are 105 rainfall days, and 442mm (17.4") of precipitation is accumulated.

Sea temperature

In September, the average sea temperature is 25°C (77°F).
Note: Temperatures between 25°C (77°F) and 29°C (84.2°F) are excellent for swimming, diving, and other water activities, providing comfort and enjoyment for extended periods without discomfort.

Daylight

In September, the average length of the day in Calp, Spain, is 12h and 26min.
On the first day of September, sunrise is at 07:29 and sunset at 20:29. On the last day of the month, sunrise is at 07:55 and sunset at 19:44 CEST.

Sunshine

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

UV index

In Calp, the average daily maximum UV index in September is 6. A UV Index of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: The maximum UV index of 6 during September translates into these guidelines:
Evade overexposure. Individuals with fair skin risk burning in under 20 minutes. Make an effort to avoid direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation, and note that objects like parasols or canopies might not offer full sun protection. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Note! Reflective surfaces like sand and water heighten the UV radiation levels.