Sami weather in September 2025

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

  • 26°C maximum daytime temperature in September in Sami26
    26°C max day temperature
  • 9 hours of sunshine per day
  • 5 days with some rainfall in September in Sami5
    5 days with some rainfall
  • 15°C minimum night-time temperature in September in Sami15
    15°C min night temperature
  • 12 hours of daylight per day in September in Sami12
    12 hours of daylight per day
  • Moderate heat & humidity in September in SamiM
    Moderate heat & humidity
  • 45 mm monthly rainfall in September in Sami45
    45 mm of monthly rainfall
  • UV (maximum) index 7 (High) in September in Sami7
    7 (High) UV index
  • 24°C sea temperature in September in Sami24
    24°C sea temperature

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The September weather guide for Kefalonia (Sami) 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 Sami in September?

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

How sunny is it in Sami in September?

There are normally 9 hours of bright sunshine each day in Sami in September - that's 75% of daylight hours.

How warm is the sea around Sami in September?

The average sea temperature around Sami in September is 24°C.

Does it rain in Sami in September?

There are usually 5 days with some rain in Sami in September and the average monthly rainfall is 45mm.

Sami September sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 06:07 19:07
Monday, 15th September 2025 06:19 18:45
Tuesday, 30th September 2025 06:32 18:22

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