Athens weather in August 2025

Expect 88°F daytime maximum temperatures in the shade with on average 11 hours of sunshine per day in Athens in August. Check more long-term weather averages for Athens in August before you book your next holiday to Greece in 2025/2026.

  • 88°F maximum daytime temperature in August in Athens88
    88°F max day temperature
  • 11 hours of sunshine per day
  • 2 days with some rainfall in August in Athens2
    2 days with some rainfall
  • 70°F minimum night-time temperature in August in Athens70
    70°F min night temperature
  • 14 hours of daylight per day in August in Athens14
    14 hours of daylight per day
  • High heat & humidity in August in AthensH
    High heat & humidity
  • 0.2 inches monthly rainfall in August in Athens0.2
    0.2 inches of monthly rainfall
  • UV (maximum) index 9 (Very High) in August in Athens9
    9 (Very High) UV index
  • 79°F sea temperature in August in Athens79
    79°F sea temperature

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The August weather guide for Greece (Athens) 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 Greece

How hot is it in Athens in August?

Daytime temperatures usually reach 88°F in Athens in August with high heat and humidity, falling to 70°F at night.

How sunny is it in Athens in August?

There are normally 11 hours of bright sunshine each day in Athens in August - that's 84% of daylight hours.

How warm is the sea around Athens in August?

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

Does it ever rain in Athens in August?

There are usually 2 days with some rain in Athens in August and the average monthly rainfall is 0.2 inches.

Athens August sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st August 2025 05:28 19:34
Saturday, 16th August 2025 05:41 19:17
Sunday, 31st August 2025 05:54 18:56

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