Ioannina weather in May 2026

Q: How hot is it in Ioannina in May?

Daytime temperatures usually reach 24°C in Ioannina in May, falling to 14°C at night.

Q: How sunny is it in Ioannina in May?

There are normally 10 hours of bright sunshine each day in Ioannina in May - that's 67% of daylight hours.

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

The average sea temperature around Ioannina in May is 18°C.

Q: Does it rain in Ioannina in May?

There are usually 5 days with some rain in Ioannina in May and the average monthly rainfall is 23mm.

Expect daytime maximum temperatures of 20°C in Ioannina, Greece in May based on long-term weather averages. There are 9 hours of sunshine per day on average with 11 days with some rainfall and typically 67 mm of rainfall in the month.

20
20°C max day temperature
9
9 hours of sunshine per day
11
11 days with some rainfall
8
8°C min night temperature
14
14 hours of daylight per day
0
No heat & humidity
67
67 mm of monthly rainfall
8
8 (Very High) UV index

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The May 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)