Platis Gialos weather in September 2025

Q: How hot is it in Platis Gialos in September?

Daytime temperatures usually reach 25°C in Platis Gialos in September with low heat and humidity, falling to 19°C at night.

Q: How sunny is it in Platis Gialos in September?

There are normally 11 hours of bright sunshine each day in Platis Gialos in September - that's 85% of daylight hours.

Q: How warm is the sea around Platis Gialos in September?

The average sea temperature around Platis Gialos in September is 23°C.

Q: Does it ever rain in Platis Gialos in September?

There are usually 2 days with some rain in Platis Gialos in September and the average monthly rainfall is 12mm.

Expect 77°F daytime maximum temperatures in the shade with on average 11 hours of sunshine per day in Platis Gialos in September. Check more long-term weather averages for Platis Gialos in September before you book your next holiday to Mykonos in 2025/2026.

77
77°F max day temperature
11
11 hours of sunshine per day
2
2 days with some rainfall
66
66°F min night temperature
12
12 hours of daylight per day
L
Low heat & humidity
0.5
0.5 inches of monthly rainfall
7
7 (High) UV index
73
73°F sea temperature

More about Platis Gialos

Platis Gialos by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Mykonos

TUI: up to 7% off holidays booked online

Sale

Book online with TUI & save up to 7% on holidays
FREE child places available for select holidays
Pay £0 deposits with direct debit & spread the cost

Go to TUI deal >>

View all TUI offers

TUI deal finder

Destination

The September weather guide for Mykonos (Platis Gialos) 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)

More about Greece

How hot is it in Platis Gialos in September?

Daytime temperatures usually reach 77°F in Platis Gialos in September with low heat and humidity, falling to 66°F at night.

How sunny is it in Platis Gialos in September?

There are normally 11 hours of bright sunshine each day in Platis Gialos in September - that's 85% of daylight hours.

How warm is the sea around Platis Gialos in September?

The average sea temperature around Platis Gialos in September is 73°F.

Does it ever rain in Platis Gialos in September?

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

Platis Gialos September sunrise & sunset times

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

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec