Greece weather in September 2023

  • 28°C maximum daytime temperature in September in Greece (Athens)28
    28°C max day temperature
  • 9 hours of sunshine per day
  • 2 days with some rainfall in September in Greece (Athens)2
    2 days with some rainfall
  • 18°C minimum night-time temperature in September in Greece (Athens)18
    18°C min night temperature
  • 12 hours of daylight per day in September in Greece (Athens)12
    12 hours of daylight per day
  • Moderate heat & humidity in September in Greece (Athens)M
    Moderate heat & humidity
  • 13 mm monthly rainfall in September in Greece (Athens)13
    13 mm of monthly rainfall
  • UV (maximum) index 7 (High) in September in Greece (Athens)7
    7 (High) UV index
  • 25°C sea temperature in September in Greece (Athens)25
    25°C sea temperature

Below are average maximum temperatures at popular destinations in Greece in September. Select a destination to see more weather parameters.

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The September 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.

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

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More about Greece

How hot is it in Greece in September?

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

How sunny is it in Greece in September?

There are normally 9 hours of bright sunshine each day in Athens, Greece in September - that's 76% of daylight hours.

How warm is the sea around Greece in September?

The average sea temperature around Athens, Greece in September is 25°C.

Does it ever rain in Greece in September?

There are usually 2 days with some rain in Athens, Greece in September and the average monthly rainfall is 13mm.

Greece September sunrise & sunset times

Browse the sunrise and sunset times for Greece in September 2023. Select a month to view Greece sunrise and sunset times for the next 12 months. The Greece sunrise and sunset times shown below are for Athens.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st September 2023 06:55 19:55
Friday, 15th September 2023 07:06 19:34
Saturday, 30th September 2023 07:19 19:10

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