Kalymnos weather in September 2026

Expect daytime maximum temperatures of 82°F in Kalymnos, Greece in September based on long-term weather averages. There are 11 hours of sunshine per day on average.

  • 82°F maximum daytime temperature in September in Kalymnos82
    82°F max day temperature
  • 11 hours of sunshine per day
  • 4 days with some rainfall in September in Kalymnos4
    4 days with some rainfall
  • 66°F minimum night-time temperature in September in Kalymnos66
    66°F min night temperature
  • 12 hours of daylight per day in September in Kalymnos12
    12 hours of daylight per day
  • Moderate heat & humidity in September in KalymnosM
    Moderate heat & humidity
  • 0.6 inches monthly rainfall in September in Kalymnos0.6
    0.6 inches of monthly rainfall
  • UV (maximum) index 7 (High) in September in Kalymnos7
    7 (High) UV index
  • 75°F sea temperature in September in Kalymnos75
    75°F sea temperature

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The September weather guide for Greece (Kalymnos) 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 Kalymnos in September?

Daytime temperatures usually reach 82°F in Kalymnos in September with moderate heat and humidity, falling to 64°F at night.

How sunny is it in Kalymnos in September?

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

How warm is the sea around Kalymnos in September?

The average sea temperature around Kalymnos in September is 77°F.

Does it ever rain in Kalymnos in September?

There are usually 2 days with some rain in Kalymnos in September and the average monthly rainfall is 0.5 inches.

Kalymnos September sunrise & sunset times

Browse the sunrise and sunset times for Kalymnos in September 2026. Select a month to view Kalymnos sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st September 2026 05:43 18:41
Tuesday, 15th September 2026 05:54 18:20
Wednesday, 30th September 2026 06:06 17:57

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