Mykonos Town weather in September 2026

Q: How hot is it in Mykonos Town in September?

Daytime temperatures usually reach 24°C in Mykonos Town in September, falling to 18°C at night.

Q: How sunny is it in Mykonos Town in September?

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

Q: How warm is the sea around Mykonos Town in September?

The average sea temperature around Mykonos Town in September is 23°C.

Q: Does it ever rain in Mykonos Town in September?

There are usually 2 days with some rain in Mykonos Town in September and the average monthly rainfall is 14mm.

Expect daytime maximum temperatures of 75°F in Mykonos Town, Mykonos in September based on long-term weather averages. There are 11 hours of sunshine per day on average.

75
75°F max day temperature
11
11 hours of sunshine per day
2
2 days with some rainfall
64
64°F min night temperature
12
12 hours of daylight per day
L
Low heat & humidity
0.6
0.6 inches of monthly rainfall
7
7 (High) UV index
73
73°F sea temperature

More about Mykonos Town

Mykonos Town by month

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

Recommended for Mykonos

TUI: Top deals & discounts on 2026/2027 holidays

Sale

Explore latest special offers & online deals from TUI
Free child places & £0 deposits with direct debit available
Book summer & winter sun holidays in 2026/2027

Go to TUI deal >>

View all TUI offers

TUI deal finder

Destination

The September weather guide for Mykonos (Mykonos Town) 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 Mykonos Town in September?

Daytime temperatures usually reach 75°F in Mykonos Town in September, falling to 64°F at night.

How sunny is it in Mykonos Town in September?

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

How warm is the sea around Mykonos Town in September?

The average sea temperature around Mykonos Town in September is 73°F.

Does it ever rain in Mykonos Town in September?

There are usually 2 days with some rain in Mykonos Town in September and the average monthly rainfall is 0.6 inches.

Mykonos Town September sunrise & sunset times

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

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