July weather forecastSkiathos, Greece

July
Weather in July
July in Skiathos records the highest UV index of 7, signifying potent sun strength. Basking under the sun is a common activity, and the beaches bristle with sun worshippers and parasols. While the midday sun can get quite intense, the cool sea breezes balance it out. The highlight of July is the sunshine-filled days that infuse energy and vibrancy in the city.Temperature
With the onset of July, Skiathos's average high-temperature clocks in at a still moderately hot 26.6°C (79.9°F), showing a minor fluctuation from the previous month. In Skiathos, the month of July records an average minimum temperature of 24.2°C (75.6°F), a slight dip from the daily highs.Humidity
The months with the lowest humidity in Skiathos, Greece, are July through September, with an average relative humidity of 66%.Rainfall
In Skiathos, during July, the rain falls for 6.6 days and regularly aggregates up to 25mm (0.98") of precipitation. In Skiathos, during the entire year, the rain falls for 133.4 days and collects up to 511mm (20.12") of precipitation.Snowfall
February through December are months without snowfall in Skiathos.Sea temperature
In July, the average sea temperature is 26.1°C (79°F).Note: Surface water temperatures falling between 25°C (77°F) and 29°C (84.2°F) are regarded as prime and extremely agreeable for enduring periods during any water activity.
Daylight
The average length of the day in July in Skiathos is 14h and 37min.On the first day of the month, sunrise is at 06:03 and sunset at 20:56. On the last day of July, sunrise is at 06:25 and sunset at 20:38 EEST.
Sunshine
The average sunshine in July in Skiathos is 11.8h.UV index
July and August, with an average maximum UV index of 7, are months with the highest UV index in Skiathos, Greece. A UV Index reading of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: A maximum high UV index of 7 in July translates into the following recommendations:
Persist with precautions and heed sun safety advice. Prevention of sunburn is compulsory. Avoid direct sunlight between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Keep in mind that shade structures may not provide complete protection. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Warning! The Sun's UV rays intensify with reflections from sand and water.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in July
Skiathos, Greece
- Average high temperature in July: 26.6°C
The warmest month (with the highest average high temperature) is August (27°C).
The month with the lowest average high temperature is January (11.8°C).
- Average low temperature in July: 24.2°C
The month with the highest average low temperature is August (24.8°C).
The coldest month (with the lowest average low temperature) is January (9.3°C).
Average pressure in July
Skiathos, Greece
- Average pressure in July: 1011.8mbar
The month with the highest atmospheric pressure is December (1018.7mbar).
The month with the lowest atmospheric pressure is July (1011.8mbar).
Average wind speed in July
Skiathos, Greece
- Average wind speed in July: 13.1km/h
The windiest month (with the highest average wind speed) is February (20.7km/h).
The calmest months (with the lowest average wind speed) are June and July (13.1km/h).
Average humidity in July
Skiathos, Greece
- Average humidity in July: 66%
The months with the highest relative humidity are January, February and November (71%).
The months with the lowest relative humidity are July, August and September (66%).
Average rainfall in July
Skiathos, Greece
- Average rainfall in July: 25mm
The wettest month (with the highest rainfall) is February (62mm).
The driest month (with the least rainfall) is August (17mm).
Average rainfall days in July
Skiathos, Greece
- Average rainfall days in July: 6.6 days
The month with the highest number of rainy days is January (14.3 days).
The month with the least rainy days is July (6.6 days).
Average snowfall in July
Skiathos, Greece
- Average snowfall in July: 0mm
The month with the highest snowfall is January (2mm).
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0mm).
Average snowfall days in July
Skiathos, Greece
- Average snowfall days in July: 0 days
The month with the highest number of snowfall days is January (0.3 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October, November and December (0 days).
Average sea temperature in July
Skiathos, Greece
- Average sea temperature in July: 26.1°C
The best month for swimming (with the highest average sea temperature) is August (26.3°C).
The coldest month (with the lowest average sea temperature) is March (14.2°C).
Average daylight in July /
Average sunshine in July
Skiathos, Greece
- Average daylight in July: 14h and 36min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in July: 11h and 48min
The month with the most sunshine is August (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 4h and 54min).
Average sunshine days in July
Skiathos, Greece
- Average sunshine days in July: 22.5 days
The month with the most sunshine days is July (22.5 days).
The month with the least sunshine days is February (13.5 days).
Average UV index in July
Skiathos, Greece
- Average UV index in July: 7
The months with the highest UV index are July and August (UV index 7).
The months with the lowest UV index are January, February and December (UV index 3).
Average cloud cover in July
Skiathos, Greece
- Average cloud cover in July: 12
The month with the most cloud cover is January (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 10).
Average visibility in July
Skiathos, Greece
- Average visibility in July: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).





