Ios weather in June 2026

Q: How hot is it in Ios in June?

Daytime temperatures usually reach 29°C in Ios in June with moderate heat and humidity, falling to 19°C at night.

Q: How sunny is it in Ios in June?

There are normally 11 hours of bright sunshine each day in Ios in June - that's 77% of daylight hours.

Q: How warm is the sea around Ios in June?

The average sea temperature around Ios in June is 22°C.

Q: Does it ever rain in Ios in June?

There are usually 2 days with some rain in Ios in June and the average monthly rainfall is 12mm.

Expect daytime maximum temperatures of 26°C in Ios, Greece in June based on long-term weather averages. There are 13 hours of sunshine per day on average.

26
26°C max day temperature
13
13 hours of sunshine per day
2
2 days with some rainfall
19
19°C min night temperature
15
15 hours of daylight per day
L
Low heat & humidity
5
5 mm of monthly rainfall
10
10 (Very High) UV index
22
22°C sea temperature

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The June weather guide for Greece (Ios) 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)