August weather forecastSkiathos, Greece

August
Weather in August
August brings in a subtle fall in temperature from July's peak, marking the last full month of summer. While it retains much of July’s weather pattern, the highest sea temperature, hitting 26.3°C (79.3°F), sets it apart. The mild decline in temperature provides relief from the scorching summer and makes sightseeing more enjoyable. August, with its warm days and pleasant nights, makes for a great time to visit Skiathos.Temperature
Temperature readings in Skiathos reach their annual highs in August, averaging 27°C (80.6°F) and a minimum average of 24.8°C (76.6°F).Heat index
For most parts of August, the heat index is evaluated at 29°C (84.2°F). If one continues to be active during enduring exposure, it could result in fatigue and heat cramps.Realize that the values for the heat index are set for shaded places and light winds. An exposure to direct sunlight may lift the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', arises from combining readings of air temperature and relative moisture content. The influence of weather is personal, with a diverse population experiencing it differently due to differences in body mass, stature, and degree of activity. Understand that direct sun rays can influence the weather's impact, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. Children often miss understanding the importance of rest and rehydration. Thirst usually appears late during dehydration - therefore, maintaining hydration, particularly during long physical activities, is essential.
Humidity
July through September, with an average relative humidity of 66%, are the least humid months in Skiathos.Rainfall
August is the month with the least rainfall in Skiathos. Rain falls for 7.1 days and accumulates 17mm (0.67") of precipitation.Snowfall
February through December are months without snowfall.Sea temperature
With an average sea temperature of 26.3°C (79.3°F), August is the month with the warmest seawater in Skiathos.Note: Between 25°C (77°F) and 29°C (84.2°F), water temperature is typically considered very warm and pleasurable by everyone. Water activities at these temperatures are enjoyable for extended periods without discomfort.
Daylight
In August, the average length of the day is 13h and 40min.On the first day of August in Skiathos, sunrise is at 06:26 and sunset at 20:37. On the last day of the month, sunrise is at 06:54 and sunset at 19:58 EEST.
Sunshine
With an average of 11.9h of sunshine, August has the most sunshine of the year in Skiathos.UV index
The months with the highest UV index in Skiathos are July and August, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: In August, the UV index of 7 transforms into the following advice:
Avoid excessive sunlight. Those with lighter skin may experience burning in less than 20 minutes. Avoid direct Sun exposure and seek shade from 10 a.m. to 4 p.m., the period of highest UV radiation. Remember, however, that not all shade structures offer full protection. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Attention! UV radiation is ramped up when reflecting off sand and water surfaces.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in August
Skiathos, Greece
- Average high temperature in August: 27°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 August: 24.8°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 August
Skiathos, Greece
- Average pressure in August: 1013mbar
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 August
Skiathos, Greece
- Average wind speed in August: 15.2km/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 August
Skiathos, Greece
- Average humidity in August: 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 August
Skiathos, Greece
- Average rainfall in August: 17mm
The wettest month (with the highest rainfall) is February (62mm).
The driest month (with the least rainfall) is August (17mm).
Average rainfall days in August
Skiathos, Greece
- Average rainfall days in August: 7.1 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 August
Skiathos, Greece
- Average snowfall in August: 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 August
Skiathos, Greece
- Average snowfall days in August: 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 August
Skiathos, Greece
- Average sea temperature in August: 26.3°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 August /
Average sunshine in August
Skiathos, Greece
- Average daylight in August: 13h and 42min
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 August: 11h and 54min
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 August
Skiathos, Greece
- Average sunshine days in August: 21.3 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 August
Skiathos, Greece
- Average UV index in August: 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 August
Skiathos, Greece
- Average cloud cover in August: 10
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 August
Skiathos, Greece
- Average visibility in August: 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).





