Cartagena weather in July 2025

Expect daytime maximum temperatures of 29°C in Cartagena, Costa Blanca in July and high heat and humidity based on long-term weather averages. There are 10 hours of sunshine per day on average.

  • 29°C maximum daytime temperature in July in Cartagena29
    29°C max day temperature
  • 10 hours of sunshine per day
  • 3 days with some rainfall in July in Cartagena3
    3 days with some rainfall
  • 20°C minimum night-time temperature in July in Cartagena20
    20°C min night temperature
  • 14 hours of daylight per day in July in Cartagena14
    14 hours of daylight per day
  • High heat & humidity in July in CartagenaH
    High heat & humidity
  • 5 mm monthly rainfall in July in Cartagena5
    5 mm of monthly rainfall
  • UV (maximum) index 10 (Very High) in July in Cartagena10
    10 (Very High) UV index
  • 24°C sea temperature in July in Cartagena24
    24°C sea temperature

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The July weather guide for Costa Blanca (Cartagena) 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 Cartagena in July?

Daytime temperatures usually reach 29°C in Cartagena in July with high heat and humidity, falling to 20°C at night.

How sunny is it in Cartagena in July?

There are normally 10 hours of bright sunshine each day in Cartagena in July - that's 68% of daylight hours.

How warm is the sea around Cartagena in July?

The average sea temperature around Cartagena in July is 24°C.

Does it ever rain in Cartagena in July?

There are usually 3 days with some rain in Cartagena in July and the average monthly rainfall is 5mm.

Cartagena July sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st July 2025 05:46 20:29
Wednesday, 16th July 2025 05:55 20:24
Thursday, 31st July 2025 06:07 20:13

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