Calpe weather in September 2025

Expect daytime maximum temperatures of 28°C in Calpe, Costa Blanca in September based on long-term weather averages. There are 8 hours of sunshine per day on average with typically 44 mm of rainfall in the month.

  • 28°C maximum daytime temperature in September in Calpe28
    28°C max day temperature
  • 8 hours of sunshine per day
  • 6 days with some rainfall in September in Calpe6
    6 days with some rainfall
  • 18°C minimum night-time temperature in September in Calpe18
    18°C min night temperature
  • 12 hours of daylight per day in September in Calpe12
    12 hours of daylight per day
  • Moderate heat & humidity in September in CalpeM
    Moderate heat & humidity
  • 44 mm monthly rainfall in September in Calpe44
    44 mm of monthly rainfall
  • UV (maximum) index 6 (High) in September in Calpe6
    6 (High) UV index
  • 25°C sea temperature in September in Calpe25
    25°C sea temperature

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The September weather guide for Costa Blanca (Calpe) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

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More about the Costa Blanca

How hot is it in Calpe in September?

Daytime temperatures usually reach 28°C in Calpe in September with moderate heat and humidity, falling to 18°C at night.

How sunny is it in Calpe in September?

There are normally 8 hours of bright sunshine each day in Calpe in September - that's 64% of daylight hours.

How warm is the sea around Calpe in September?

The average sea temperature around Calpe in September is 25°C.

Does it rain in Calpe in September?

There are usually 6 days with some rain in Calpe in September and the average monthly rainfall is 44mm.

Calpe September sunrise & sunset times

Browse the sunrise and sunset times for Calpe in September 2025. Select a month to view Calpe sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 06:29 19:30
Monday, 15th September 2025 06:41 19:08
Tuesday, 30th September 2025 06:55 18:44

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