Blanes weather in August 2025

Expect 28°C daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in Blanes in August. Check more long-term weather averages for Blanes in August before you book your next holiday to Costa Brava in 2025/2026.

  • 28°C maximum daytime temperature in August in Blanes28
    28°C max day temperature
  • 8 hours of sunshine per day
  • 9 days with some rainfall in August in Blanes9
    9 days with some rainfall
  • 18°C minimum night-time temperature in August in Blanes18
    18°C min night temperature
  • 14 hours of daylight per day in August in Blanes14
    14 hours of daylight per day
  • Moderate heat & humidity in August in BlanesM
    Moderate heat & humidity
  • 57 mm monthly rainfall in August in Blanes57
    57 mm of monthly rainfall
  • UV (maximum) index 8 (Very High) in August in Blanes8
    8 (Very High) UV index
  • 25°C sea temperature in August in Blanes25
    25°C sea temperature

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The August weather guide for Costa Brava (Blanes) 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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How hot is it in Blanes in August?

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

How sunny is it in Blanes in August?

There are normally 8 hours of bright sunshine each day in Blanes in August - that's 59% of daylight hours.

How warm is the sea around Blanes in August?

The average sea temperature around Blanes in August is 25°C.

Does it rain in Blanes in August?

There are usually 9 days with some rain in Blanes in August and the average monthly rainfall is 57mm.

Blanes August sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st August 2025 05:43 20:06
Saturday, 16th August 2025 05:58 19:47
Sunday, 31st August 2025 06:14 19:24

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