Denia weather in August 2025

Expect 86°F daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in Denia in August. Check more long-term weather averages for Denia in August before you book your next holiday to Costa Blanca in 2025/2026.

  • 86°F maximum daytime temperature in August in Denia86
    86°F max day temperature
  • 9 hours of sunshine per day
  • 4 days with some rainfall in August in Denia4
    4 days with some rainfall
  • 70°F minimum night-time temperature in August in Denia70
    70°F min night temperature
  • 14 hours of daylight per day in August in Denia14
    14 hours of daylight per day
  • High heat & humidity in August in DeniaH
    High heat & humidity
  • 0.7 inches monthly rainfall in August in Denia0.7
    0.7 inches of monthly rainfall
  • UV (maximum) index 8 (Very High) in August in Denia8
    8 (Very High) UV index
  • 79°F sea temperature in August in Denia79
    79°F sea temperature

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The August weather guide for Costa Blanca (Denia) 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)  |  Imperial (°F)

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More about the Costa Blanca

How hot is it in Denia in August?

Daytime temperatures usually reach 86°F in Denia in August with high heat and humidity, falling to 70°F at night.

How sunny is it in Denia in August?

There are normally 9 hours of bright sunshine each day in Denia in August - that's 68% of daylight hours.

How warm is the sea around Denia in August?

The average sea temperature around Denia in August is 79°F.

Does it rain in Denia in August?

There are usually 4 days with some rain in Denia in August and the average monthly rainfall is 0.7 inches.

Denia August sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st August 2025 06:01 20:10
Saturday, 16th August 2025 06:14 19:53
Sunday, 31st August 2025 06:28 19:31

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