What is the weather like in Mykonos in September?

Expect temperatures between 22°C and 25°C with 2% average rain probability and about 8 hours of sunshine daily.

What is the weather like in Mykonos in September?

Mykonos in September scores 67/100 based on 30 years of climate data. Recommended for planning your trip.

Who should visit Mykonos in September?

September in Mykonos is ideal for: Beach lovers, Families with children, Elderly travelers, Outdoor enthusiasts, Photographers.

Mykonos Weather in September | 30-Year Forecast

Avg High

25°C

Hottest around day 1

Avg Low

22°C

Coolest around day 30

Rainy Days

0days

2% avg rain chance

Sunshine

8hrs/day

Autumn season

Sea Temperature in September

Aegean Sea(Αιγαίο Πέλαγος)

24.4°C

Monthly Average

Water Feel

☀️Warm

Perfect for swimming and water sports

Swim Rating

✅Excellent for swimming

Based on average sea surface temperature

Body of Water

Aegean Sea

Αιγαίο Πέλαγος

Mykonos coastline

Essential Travel Info for Mykonos

🗓️ Best Time to Visit 📖 Travel Guide 🍴 Food Guide

Currency

EUR

€ Euro

Language

Greek

Driving

Right side

Connect

Truly the cheapest way to call abroad is...

Safety

High Safety

GPI: 1.838

Travel Intelligence

Exclusive flight analytics & health data for Mykonos

Smart Flight Estimator

Airport-to-Airport Logistics

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Flight Connectivity Analysis

Airport traffic data & seasonal patterns

Remote

18/ 100

Traffic Index

Off the beaten path

Peak Daily Arrivals

slots per day

Peak

Aug

Low

Feb

Monthly Traffic Distribution

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Traffic Level

Low Season

Key Connections

Athens Eleftherios Venizelos (ATH)

Health & Safety Advisory

CDC travel health recommendations

6 Recommendations

COVID-19

All eligible travelers should be up to date with their COVID-19 vaccines. Please seeYour COVID-19 Vaccinationfor more information.

Hepatitis A

Consider hepatitis A vaccination for most travelers. It is recommended for travelers who will be doing higher risk activities, such as visiting smaller cities, villages, or rural areas where a traveler might get infected through food or water. It is recommended for travelers who plan on eating street food.

Hepatitis B

Recommended for unvaccinated travelers younger than 60 years old traveling to Greece. Unvaccinated travelers 60 years and older may get vaccinated before traveling to Greece.

Measles

Cases of measles are on the rise worldwide. Travelers are at risk of measles if they have not been fully vaccinated at least two weeks prior to departure, or have not had measles in the past, and travel internationally to areas where measles is spreading.All international travelers should be fully vaccinated against measles with the measles-mumps-rubella (MMR) vaccine, including an early dose for infants 6–11 months, according toCDC’s measles vaccination recommendations for international travel.

Rabies

Dogs infected with rabies are not commonly found in Greece.If rabies exposures occur while in Greece, rabies vaccines are typically available throughout most of the country.Rabies pre-exposure vaccination considerations include whether travelers 1) will be performing occupational or recreational activities that increase risk for exposure to potentially rabid animals and 2) might have difficulty getting prompt access to safe post-exposure prophylaxis.Please consult with a healthcare provider to determine whether you should receive pre-exposure vaccination before travel.For more information, seecountry rabies status assessments.

Yellow Fever

CDC recommendations:Vaccine isnotrecommended.Country entry requirements:Vaccine isnotrequired.Updated April 23, 2025

Source: CDC Travelers' Health

View Complete Health Guide

Is September a Good Time to Visit Mykonos?

👍Recommended for planning your trip(67/100)

Short Answer

Ideal beach conditions in Mykonos during September: 24.4°C turquoise waters, 25°C air, 2% rain. 1m calm waves suit families and swimmers alike.

Decision Factors

Vaccinations required

Yellow Fever

Seismically active region

4 earthquakes recorded in this month (30-year data)

Ideal temperature range

25.1°C - perfect for sightseeing and outdoor activities

Excellent dry conditions

Only 2% rain probability - ideal for outdoor activities

Pleasant swimming conditions

24.4°C sea temperature

Health precautions needed

Be aware of: Leptospirosis, Crimean-Congo Hemorrhagic fever, Leishmaniasis

Good For

🏖️
Beach lovers
24.4°C warm seas and 2% rain probability
👨‍👩‍👧‍👦
Families with children
Comfortable 25.1°C temperatures and low 2% rain risk
👴
Elderly travelers
Comfortable 25.1°C temperature range with manageable humidity
🥾
Outdoor enthusiasts
Ideal hiking conditions: 25.1°C, 2% rain chance
📸
Photographers
11.2h sunshine, 86% clear skies for golden hour shots

Who Should Avoid

Suitable for most traveler types

"According to 30YearWeather's analysis of 30 years of NASA POWER satellite data,Mykonos in September averages 25°C with 2% precipitation probability."

📊 Source: 30YearWeather.com🛰️ Data: NASA POWER (1991-2021)View Methodology →

Frequently Asked Questions: Mykonos in September

What are the temperatures in Mykonos in September?

Daytime highs average 25°C, nights drop to 22°C. Temperatures remain fairly consistent.

How many rainy days in Mykonos in September?

Expect around 0 days with measurable rainfall. Rain is unlikely to disrupt plans.

What to wear in Mykonos in September?

Comfortable casual wear with a light jacket for evenings.

Is September peak season in Mykonos?

This is typically peak season with higher prices. Book 2-3 months ahead.

Mykonos Weather in September

Sea Temperature in September

Mykonos September Weather Calendar

Essential Travel Info for Mykonos

Travel Intelligence

Smart Flight Estimator

Flight Connectivity Analysis

Monthly Traffic Distribution

Key Connections

Health & Safety Advisory

COVID-19

Hepatitis A

Hepatitis B

Measles

Rabies

Yellow Fever

Is September a Good Time to Visit Mykonos?

Decision Factors

Good For

Who Should Avoid

Related Guides

Frequently Asked Questions: Mykonos in September

What are the temperatures in Mykonos in September?

How many rainy days in Mykonos in September?

What to wear in Mykonos in September?

Is September peak season in Mykonos?