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Skiathos in July: Weather, Average temperature and Climate

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

Weather in Skiathos in July 2025

Great Weather
Warm
☀️
Sunny
🌊
Warm water
July is an ideal time to visit Skiathos if you're seeking a destination with brilliant weather. Anticipate average maximum temperatures of +81°F and about 25 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 19 mm of precipitation over an average of 5 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 Skiathos

Average weather

☀️
+81°F
Avg. max. temperature
+66°F
Min.
+97°F
Max.
19 mm
Total precipitation
64%
Avg. humidity
2 m/s
Avg. wind
25 ☀️
Sunny Days
1 ⛅️
Cloudy
5 🌦
Rainy
Our opinion: Skiathos has great weather in July.

Average temperature in Skiathos in July

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

Going from a maximum of +97°F during the day to a minimum of +73°F during the night, the temperature in July averages around +84°F.

The average maximum temperature goes up 15% by the end of the month, compared with the beginning of the month, from +81°F to +84°F.

Is Skiathos warm or cold in July?

Skiathos is typically warm in July.

Maximum temperatures go up compared to the previous month from +77°F to +81°F. The minimum temperature also goes up from +72°F to +75°F.

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

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

Water temperature in Skiathos in July

Water in Skiathos in July is Warm. It varies from +75°F to +83°F, with an average of +79°F. This is almost similar to the air temperature, which averages +81°F.

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

The warmest water temperatures in Skiathos are reached in August, when the average sea temperature rises to +80°F. The coldest water temperatures are in March, with an average of +57°F.

Can you swim in Skiathos in July?

You can absolutely swim in Skiathos in July, the water is warm (+79°F in average), similar to heated pools. Suitable for most people, including children and the elderly.
🦭
Cold
Below +61°F
🏄‍♂️
Fresh
61°F - 70°F
🏊
Comfortable
70°F - 77°F
👙
Warm
77°F - 82°F
🔥
Very warm
+82°C and up
Bring your swimming suit, sunscreen and your favorite inflatable pink flamingo.

Climate in Skiathos in July

Skiathos weather looks like this, on average, in July and the surrounding months.
JuneJulyAugust
Avg. temperature
+77°F+81°F+81°F
Min. temperature
+59°F+66°F+64°F
Max. temperature
+97°F+97°F+95°F
Rainfall
20 mm19 mm22 mm
Wind
1 m/s2 m/s2 m/s
Avg. water temperature
+73°F+79°F+80°F
Humidity
66%64%65%
Air pressure
1012 HPa1011 HPa1011 HPa
Sunny days
192524
Cloudy days
511
Rainy days
556
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 +77°F to +81°F during the day. As July arrives, the amount of rainfall goes down. On average, the rainfall volume decreases from 20 mm to 19 mm. It feels drier, as humidity decreases from 66% to 64%. Winds are stronger in comparison to June, going up from 1 m/s to 2 m/s on average. The good news is there are likely to be more sunny days in July, from 19 to 25.

August brings much the same weather, it remains great.

Wind

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

The average wind speed is 3 m/s getting up to 5 m/s which is a light breeze; barely moving the tree leaves.

The average wind speed in Skiathos is gradually increasing during July, going from 2 m/s to 3 m/s over the course of the month.

How was the weather last July in Skiathos?

This is the weather in Skiathos in July 2023:
1 July
☀️
+80°F
2 July
☀️
+80°F
3 July
☀️
+81°F
4 July
☀️
+83°F
5 July
☀️
+82°F
6 July
☀️
+82°F
7 July
☀️
+85°F
8 July
☀️
+82°F
9 July
☀️
+80°F
10 July
☀️
+81°F
11 July
☀️
+82°F
12 July
☀️
+87°F
13 July
☀️
+85°F
14 July
☀️
+86°F
15 July
☀️
+84°F
16 July
☀️
+82°F
17 July
☀️
+85°F
18 July
☀️
+85°F
19 July
☀️
+87°F
20 July
☀️
+88°F
21 July
☀️
+86°F
22 July
☀️
+88°F
23 July
☀️
+91°F
24 July
☀️
+84°F
25 July
☀️
+89°F
26 July
☀️
+98°F
27 July
☀️
+88°F
28 July
☀️
+80°F
29 July
☀️
+81°F
30 July
☀️
+84°F
31 July
☀️
+84°F
In July 2023 Skiathos had 31 sunny days, 0 cloudy days, and 0 rainy days. The average maximum temperature was +84°F, with an absolute maximum of +97°F and a minimum of +81°F. The average humidity was 77%, with a maximum of 100% and a minimum of 49%. The average wind speed was 3 m/s, with a maximum of 11 m/s and a minimum of 0 m/s.
Are you planning a trip in July?

Climate Change Over the Years

This is how Skiathos climate has changed over the last 43 years.

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

The average temperature was the lowest in 1991 (+64°F) and the highest in 2020 (+70°F). The driest year was 1992 with only 345 mm of rainfall, and the wettest year was 1994 with 974 mm.

FAQ

Frequently asked questions about the weather in Skiathos in July:

Is July a good time to visit Skiathos?

Yes, July is a great time to go to Skiathos, 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 Skiathos.

Can you sunbathe in Skiathos in July?

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

Can you swim in Skiathos in July?

Yes, you can swim in Skiathos in July, the water temperature averaging at +79°F. This temperature is considered warm and comfortable for most swimmers.

Is Skiathos rainy in July?

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

Is it sunny in Skiathos in July?

Yes, Skiathos 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 Skiathos

Source of the data

For this page, we’ve looked at the typical weather in Skiathos, 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.