Nafplio weather in September 2025

Expect 28°C daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in Nafplio in September. Check more long-term weather averages for Nafplio in September before you book your next holiday to Peloponnese in 2025/2026.

  • 28°C maximum daytime temperature in September in Nafplio28
    28°C max day temperature
  • 9 hours of sunshine per day
  • 2 days with some rainfall in September in Nafplio2
    2 days with some rainfall
  • 16°C minimum night-time temperature in September in Nafplio16
    16°C min night temperature
  • 12 hours of daylight per day in September in Nafplio12
    12 hours of daylight per day
  • Moderate heat & humidity in September in NafplioM
    Moderate heat & humidity
  • 16 mm monthly rainfall in September in Nafplio16
    16 mm of monthly rainfall
  • UV (maximum) index 7 (High) in September in Nafplio7
    7 (High) UV index
  • 25°C sea temperature in September in Nafplio25
    25°C sea temperature

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The September weather guide for Peloponnese (Nafplio) 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 Greece

How hot is it in Nafplio in September?

Daytime temperatures usually reach 28°C in Nafplio in September with moderate heat and humidity, falling to 16°C at night.

How sunny is it in Nafplio in September?

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

How warm is the sea around Nafplio in September?

The average sea temperature around Nafplio in September is 25°C.

Does it ever rain in Nafplio in September?

There are usually 2 days with some rain in Nafplio in September and the average monthly rainfall is 16mm.

Nafplio September sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 05:59 18:58
Monday, 15th September 2025 06:11 18:36
Tuesday, 30th September 2025 06:23 18:13

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