Ioannina weather in September 2026

Q: How hot is it in Ioannina in September?

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

Q: How sunny is it in Ioannina in September?

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

Q: How warm is the sea around Ioannina in September?

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

Q: Does it ever rain in Ioannina in September?

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

Expect daytime maximum temperatures of 23°C in Ioannina, Greece in September based on long-term weather averages. There are 9 hours of sunshine per day on average with typically 51 mm of rainfall in the month.

23
23°C max day temperature
9
9 hours of sunshine per day
6
6 days with some rainfall
11
11°C min night temperature
12
12 hours of daylight per day
0
No heat & humidity
51
51 mm of monthly rainfall
6
6 (High) UV index

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The September weather guide for Greece (Ioannina) 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)