Sparta weather in September 2025

Expect 26°C daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in Sparta in September. Check more long-term weather averages for Sparta in September before you book your next holiday to Peloponnese in 2025/2026.

  • 26°C maximum daytime temperature in September in Sparta26
    26°C max day temperature
  • 9 hours of sunshine per day
  • 3 days with some rainfall in September in Sparta3
    3 days with some rainfall
  • 15°C minimum night-time temperature in September in Sparta15
    15°C min night temperature
  • 12 hours of daylight per day in September in Sparta12
    12 hours of daylight per day
  • Low heat & humidity in September in SpartaL
    Low heat & humidity
  • 23 mm monthly rainfall in September in Sparta23
    23 mm of monthly rainfall
  • UV (maximum) index 7 (High) in September in Sparta7
    7 (High) UV index

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The September weather guide for Peloponnese (Sparta) 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 Sparta in September?

Daytime temperatures usually reach 26°C in Sparta in September with low heat and humidity, falling to 15°C at night.

How sunny is it in Sparta in September?

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

Does it ever rain in Sparta in September?

There are usually 3 days with some rain in Sparta in September and the average monthly rainfall is 23mm.

Sparta September sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 06:01 18:59
Monday, 15th September 2025 06:12 18:38
Tuesday, 30th September 2025 06:25 18:15

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