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Mykonos in July: Weather, Average temperature and Climate

Planning a trip and want to know what the weather in Mykonos in July will be like? Take a look at our weather guide for Mykonos, based on historical data.
Check flight prices to Mykonos on Avionero:
July

Weather in Mykonos in July 2025

Great Weather
Warm
☀️
Sunny
🌊
Comfortable water
July is an ideal time to visit Mykonos if you're seeking a destination with brilliant weather. Anticipate average maximum temperatures of +27°C and about 30 sunny days, ensuring you'll have ample opportunities to soak up the sunshine. It's worth noting, though, that there may be some rainfall, with approximately 0 mm of precipitation over an average of 0 rainy days. So, prepare your sunglasses, a beach towel, and great walking shoes, as it's most likely going to be amazing weather. Search flights in one click on Avionero.
Good to know:
  • July is usually the driest month of the year in Mykonos

Average weather

☀️
+27°C
Avg. max. temperature
+19°C
Min.
+40°C
Max.
0 mm
Total precipitation
69%
Avg. humidity
7 m/s
Avg. wind
30 ☀️
Sunny Days
0 ⛅️
Cloudy
0 🌦
Rainy
Our opinion: Mykonos has great weather in July.

Average temperature in Mykonos in July

Here are the expected maximum, average and minimum temperatures in Mykonos for July based on the historical data.
Last Year
Historical Data

Going from a maximum of +28°C during the day to a minimum of +23°C during the night, the temperature in July averages around +26°C.

The average maximum temperature goes up 40% by the end of the month, compared with the beginning of the month, from +24°C to +26°C.

Is Mykonos warm or cold in July?

Mykonos is typically warm in July.

Maximum temperatures go up compared to the previous month from +25°C to +27°C. The minimum temperature also goes up from +21°C to +23°C.

It’s generally warm, but pack a long-sleeve shirt for evenings.

July is one of the warmest months in Mykonos, here is the comparison with other months:

Water temperature in Mykonos in July

Water in Mykonos in July is Comfortable. It varies from +22°C to +27°C, with an average of +24°C. This is almost similar to the air temperature, which averages +27°C.

The water temperature in July is one of the warmest of the entire year:

The warmest water temperatures in Mykonos are reached in August, when the average sea temperature rises to +25°C. The coldest water temperatures are in March, with an average of +16°C.

Can you swim in Mykonos in July?

The water in Mykonos in July is pretty comfortable (+24°C in average). Ideal for swimming, especially in outdoor pools and open water. Suitable for recreational and casual swimmers.
🦭
Cold
Below +16°C
🏄‍♂️
Fresh
16°C - 21°C
🏊
Comfortable
21°C - 25°C
👙
Warm
25°C - 28°C
🔥
Very warm
+28°C and up
Don’t forget a large beach towel or two for drying off.

Climate in Mykonos in July

Mykonos weather looks like this, on average, in July and the surrounding months.
JuneJulyAugust
Avg. temperature
+25°C+27°C+27°C
Min. temperature
+15°C+19°C+20°C
Max. temperature
+38°C+40°C+38°C
Rainfall
1 mm0 mm1 mm
Wind
5 m/s7 m/s7 m/s
Avg. water temperature
+22°C+24°C+25°C
Humidity
71%69%71%
Air pressure
1011 HPa1009 HPa1009 HPa
Sunny days
263030
Cloudy days
200
Rainy days
100
Snowy days
000

July weather is still as great as in June. It’s getting warmer as July arrives. The average maximum temperature goes up from +25°C to +27°C during the day. As July arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 1 mm to 0 mm. It feels drier, as humidity decreases from 71% to 69%. Winds are stronger in comparison to June, going up from 5 m/s to 7 m/s on average. The good news is there are likely to be more sunny days in July, from 26 to 30.

August brings much the same weather, it remains great.

Wind

Wind speed in Mykonos in July based on historical data.
Last Year
Historical Data

The average wind speed is 7 m/s getting up to 10 m/s which is a medium breeze. You can feel it, especially getting out of the water.

The average wind speed in Mykonos is gradually increasing during July, going from 3 m/s to 7 m/s over the course of the month.

How was the weather last July in Mykonos?

This is the weather in Mykonos in July 2023:
1 July
☀️
+24°C
2 July
☀️
+25°C
3 July
☀️
+24°C
4 July
☀️
+25°C
5 July
☀️
+25°C
6 July
☀️
+25°C
7 July
☀️
+25°C
8 July
☀️
+25°C
9 July
☀️
+24°C
10 July
☀️
+25°C
11 July
☀️
+26°C
12 July
☀️
+27°C
13 July
☀️
+27°C
14 July
☀️
+28°C
15 July
☀️
+28°C
16 July
☀️
+27°C
17 July
☀️
+27°C
18 July
☀️
+27°C
19 July
☀️
+27°C
20 July
☀️
+26°C
21 July
☀️
+26°C
22 July
☀️
+27°C
23 July
☀️
+28°C
24 July
☀️
+27°C
25 July
☀️
+28°C
26 July
☀️
+28°C
27 July
☀️
+28°C
28 July
☀️
+26°C
29 July
☀️
+26°C
30 July
☀️
+26°C
31 July
☀️
+26°C
In July 2023 Mykonos had 31 sunny days, 0 cloudy days, and 0 rainy days. The average maximum temperature was +26°C, with an absolute maximum of +28°C and a minimum of +24°C. The average humidity was 77%, with a maximum of 100% and a minimum of 61%. The average wind speed was 7 m/s, with a maximum of 13 m/s and a minimum of 1 m/s.
Are you planning a trip in July?

Climate Change over Years

This is how Mykonos climate have been changing during last 43 years period.

The climate in Mykonos in July has not changed much over the last 43 years.

The average temperature was the lowest in 1983 (+18°C) and the highest in 2021 (+23°C). The driest year was 1989 with only 149 mm of rainfall, and the wettest year was 2003 with 694 mm.

FAQ

Frequently asked questions about the weather in Mykonos in July:

Is July a good time to visit Mykonos?

Yes, July is a great time to go to Mykonos, the weather couldn’t be better. Be ready to get outside, explore and enjoy. Check what other months that are a good time to visit Mykonos.

Can you sunbathe in Mykonos in July?

July is warm in Mykonos. You may enjoy some beach or pool time in the day, but pack something a tad warmer for the evening.

Can you swim in Mykonos in July?

Yes, the water temperature in Mykonos in July is considered moderate and enjoyable for most people, averaging around +24°C.

Is Mykonos rainy in July?

Mykonos is usually dry in July. Plan your packing around outdoor activities and exploring.

Is it sunny in Mykonos in July?

Yes, Mykonos is sunny in July. Prepare for lots of rays. Don’t forget to pack your sunglasses and sunscreen, and maybe pick up a wide-brimmed hat when you arrive.

Other cities in Greece

Check out the weather for other cities in Greece.

Monthly weather in Mykonos

Source of the data

For this page, we’ve looked at the typical weather in Mykonos, based on historical hourly weather data from January 1, 1979, to December 31, 2023.

For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.