Weather in Mykonos, Greece in September

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Visiting Mykonos, Greece in September

September is one of the best months to visit Mykonos for the best beach weather. It has the most sunshine and best sunbathing and swimming conditions of the year.

The weather in September is cooler than the previous month and temperatures continue to drop into October. September has average maximum temperatures of 25°C (78°F) which is very warm and perfect for sunbathing on clear days. The sunshine percentage is 85% making it very sunny and pleasant with blue skies most of the time. The hours of sunshine per day are 10.6hrs making the days very long and bright.

September has total rainfall of 0.8cm (0.3inches) making it extremely dry with only very rare light showers. There are just 1.6 days with some rainfall so you can still enjoy the beach on the majority of rain free clear days and rainy days are few and far between.

Sea temperatures are a warm 24°C (74°F). September is a good month for swimming in Mykonos with comfortable temperatures for most people. The sea temperature in September is marginally cooler than the previous month and temperatures continue to drop slightly into October.

Also consider visiting Mykonos in one of the other best months of June, July, August, for the best beach weather. Also consider one of our other suggestions for September.

Can you sunbathe in Mykonos in September?

Yes, September is a perfect time for sunbathing in Mykonos.

September has average maximum temperatures of 25°C (78°F) which is very warm and perfect for sunbathing on clear days. The sunshine percentage is 85% making it very sunny and pleasant with blue skies most of the time. The hours of sunshine per day are 10.6hrs making the days very long and bright. September has total rainfall of 0.8cm (0.3inches) making it extremely dry with only very rare light showers. There are just 1.6 days with some rainfall so you can still enjoy the beach on the majority of rain free clear days and rainy days are few and far between.

More about September temperature and sunshine.

Can you swim in Mykonos in September?

Yes, September is a good month for swimming in Mykonos with warm sea temperatures 24°C (74°F).

More about September sea temperatures.

Is September a good time to holiday in Mykonos?

Yes, September is a great time for a holiday in Mykonos.

September has average maximum temperatures of 25°C (78°F) which is very warm and perfect for sunbathing on clear days. The sunshine percentage is 85% making it very sunny and pleasant with blue skies most of the time. The hours of sunshine per day are 10.6hrs making the days very long and bright. September has total rainfall of 0.8cm (0.3inches) making it extremely dry with only very rare light showers. There are just 1.6 days with some rainfall so you can still enjoy the beach on the majority of rain free clear days and rainy days are few and far between. Sea temperatures are a warm 24°C (74°F). September is a good month for swimming in Mykonos with comfortable temperatures for most people.

More about the September temperatures and sunshine.

Is Mykonos warm in September?

Yes, Mykonos is very warm and perfect for sunbathing on clear days in September.

The average maximum temperature in Mykonos in September is 25°C (78°F). The average maximum temperature is 29°C (83°) in the previous month and 21°C (71°F) in the next month.

The average temperature in Mykonos in September is 23°C (73°F). The average temperature is 26°C (78°F) in the previous month and 19°C (66°F) in the next month.

More info about the September temperatures and sunshine.

How sunny is Mykonos in September?

The average day light hours per day in Mykonos in September are 12.4. The sunshine percentage is 85% making it very sunny and pleasant with blue skies most of the time. The hours of sunshine per day are 10.6hrs making the days very long and bright.

More about September sunshine.

Temperature in Mykonos in September

The weather in September is cooler than the previous month and temperatures continue to drop into October. The average maximum temperature in Mykonos in September is 25°C (78°F). The average maximum temperature is 29°C (83°F) in the previous month and 21°C (71°F) in the next month.

The average temperature in Mykonos in September is 23°C (73°F). The average temperature is 26°C (78°F) in the previous month and 19°C (66°F) in the next month.

The average minimum temperature in Mykonos in September is 21°C (69°F). The minimum temperature is 23°C (74°F) in the previous month and 17°C (63°F) in the next month.

Sunshine in Mykonos in September

The days in September are shorter than the previous month and days continue to get shorter into October. September has far fewer hours of sunshine than the previous month and hours of sunshine continue to drop quickly into October. During September the average day light hours are 12.4 per day in Mykonos. The sunshine percentage is 85% making it very sunny and pleasant with blue skies most of the time. The hours of sunshine per day are 10.6hrs making the days very long and bright.

The ultraviolet index in Mykonos in September is typically 7.4 during September. An ultraviolet index reading of 8 to 10 indicates a very high risk of harm from unprotected sun exposure. Unprotected skin risks burning in less than 15 minutes. Take extra precautions because unprotected skin and eyes will be damaged and can burn quickly. Tanning will be safest before 10am and after 4pm but only with a good application of sun screen. For those with sensitive skin stay in the shade and wear protective clothing, a wide-brimmed hat, and UV-blocking sunglasses. Generously apply broad spectrum SPF 30+ sunscreen every 2 hours, even on cloudy days. Watch out for relections from water that may increase ultraviolet exposure.

Sea Temperature in Mykonos in September

The average sea water temperature in Mykonos in September is 23.5°C (74.3°F) which is warm and pleasant for relaxing and swimming for long periods. The sea temperature in September is marginally cooler than the previous month and temperatures continue to drop slightly into October.

Rainfall in Mykonos in September

September weather is marginally wetter than the previous month and rainfall continues to rise into October. September has a couple of more days of rain than the previous month and rainy days continue to rise into October. The average total rainfall in Mykonos in September is 0.8cm (0.3inches) and on average there are 1.6 rainy days in September making it an extremely dry time to visit the beach.

Humidity in Mykonos in September

The maximum dew point (an indicator of humidity) in Mykonos in September is 18°C (64°F) which is OK for most but slightly uncomfortable for some. The dew point is 20°C (68°F) in the previous month and 15°C (15°F) in the next month.

The average maximum relative humidity in Mykonos in September is typically 81%. The maximum relative humidity is 77.6% in the previous month and 83.9% in the next month.

The average relative humidity in Mykonos in September is typically 65.2%. The average relative humidity is 61.3% in the previous month and 70.8% in the next month.

Wind Speed in Mykonos in September

The average maximum wind speed in Mykonos in September is typically 32KM/H (20MPH). The average maximum wind speed is 37KM/H (23MPH) in the previous month and 31KM/H (19MPH) in the next month.

The average wind speed in Mykonos in September is typically 22KM/H (14MPH). The average wind speed is 25KM/H (16MPH) in the previous month and 22KM/H (13MPH) in the next month.

The average wind direction in Mykonos in September is from the North.

Monthly Averages

Suggested Beaches in September

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Need Inspiration?

Beaches recommended for you today, this weekend, in the next 2 weeks or in any month of the year.