Annual average weather for Skiathos, Greece

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Annual Average Weather for Skiathos, Greece

The annual average maximum daily temperature is 19.8°C (67.7°F) which is not that warm but sunbathing may be possible on some clear days. The annual average water temperature is typically 19.6°C (67.2°F) which is comfortable for swimming though some may prefer warmer water. Annually there are on average 3.0 days of rain per month and 7.3 hours of sun per day.

When is the best time to visit Skiathos?

The best months to visit Skiathos are June, July, August, September, for the best beach weather, the most sunshine and optimal sunbathing and swimming conditions with the least chance of rain.

The weather is perfect for sunbathing in the months from June to August when the maximum temperature reaches above 26°C (72°F)

The sea is best for swimming between June and November when the sea temperature is above the average 20°C (67°F) which is comfortable for swimming though some may prefer warmer water.

Can you sunbathe in Skiathos year round?

No, you can't sunbathe in Skiathos all year round. Some months are too cold for sunbathing, however you might enjoy other beach activities such as taking a walk, going hiking along trails or just enjoying the scenery.

The weather is best for sunbathing in the months from June to August when the maximum temperature reaches above 26°C (72°F)

More info about the annual temperatures and sunshine.

Can you swim in Skiathos year round?

No, you can't swim in Skiathos all year round.

The warmest sea water temperatures in Skiathos are found in August when they peak at 24°C (76°F) and lowest in March when they dip to 15°C (60°F).

The sea temperature is above average for swimming between June and November when the sea temperature is above 20°C (67°F) which is comfortable for swimming though some may prefer warmer water.

For very comfortable swimming conditions try swimming in the months from July to October when the sea temperature is above 22°C (72°F)

More info about the annual sea temperatures

When is the hottest month in Skiathos?

The hottest month in Skiathos is August when the average maximum temperature is very warm and perfect for sunbathing on clear days 29°C (85°F), average temperature is 27°C (81°F) and average minimum temperature is 25°C (78°F).

More info about the annual temperatures and sunshine.

When is the coldest month in Skiathos?

The coolest month in Skiathos is January when the average maximum temperature is 11°C (52°F), average temperature is 10°C (49°F) and average minimum temperature is 9°C (48°F).

More info about the annual temperatures and sunshine

When is the sunniest month in Skiathos?

The sunniest days in Skiathos are in July which has the most hours of sunshine per day. In July the sunshine percentage is 82% making it very sunny and pleasant with blue skies most of the time. The hours of sunshine per day are 11.6hrs making the days very long and bright.

More info about the annual sunshine.

When is the least sunny month in Skiathos?

January has the least sunshine. In January the sunshine percentage is 37% making it very cloudy and overcast with some periods of sunshine. There are 3.6 hours of sunshine per day.

More info about the annual sunshine.

When is the driest month in Skiathos?

The driest month in Skiathos is July with 0.5cm (0.2inches) of rain and the least days of rain with 0.9 days with some rain, an extremely dry time to visit the beach.

More info about the annual rainfall

When is the wettest month in Skiathos?

The wettest month in Skiathos is December with 9.8cm (3.9inches) of rain and January has the most days of rain with 5.1 days with some rain, a quite rainy time to visit the beach.

More info about the annual rainfall.

When is the sea the coldest in Skiathos?

The coldest sea water temperatures in Skiathos are found in March when they dip to 15°C (60°F) which is cold for swimming, a full wet suit is required to spend any length of time in the sea.

More info about the annual sea temperatures.

When is the sea the warmest in Skiathos?

The warmest sea water temperatures in Skiathos are found in August when they peak at 24°C (76°F) which is warm and pleasant for relaxing and swimming for long periods.

More info about the annual sea temperatures.

When is the most humid month in Skiathos?

The most humid month in Skiathos is August with a dew point (an indicator of humidity) of 21°C (70°F) which is somewhat uncomfortable for most people in cities but fine on a beach.

More info about the annual humidity.

When is the least humid month in Skiathos?

The least humid month in Skiathos is January with a dew point of 6°C (44°F) which is a bit dry for some.

More info about the annual humidity.

When is the windiest month in Skiathos?

The most windy month in Skiathos is February when the average maximum windspeed is 18KM/H (11MPH) and the average wind speed is 13KM/H (8MPH).

More info about the annual wind conditions.

Annual Temperature for Skiathos

The hottest month in Skiathos is August when the average maximum temperature is 29°C (85°F), average temperature is 27°C (81°F) and average minimum temperature is 25°C (78°F).

The coolest month in Skiathos is January when the average maximum temperature is 11°C (11°F), average temperature is 10°C (49°F) and average minimum temperature is 9°C (48°F).

Annual Sunshine for Skiathos

The longest days in Skiathos are in June, with an average of 14.9 hours of daylight per day. December has the shortest days with an average of 9.4 hours of daylight per day.

The sunniest days in Skiathos are in July which has the most hours of sunshine per day. The sunshine percentage is 82% making it very sunny and pleasant with blue skies most of the time. The hours of sunshine per day are 11.6hrs making the days very long and bright.

January has the least sunshine. The sunshine percentage is 37% making it very cloudy and overcast with some periods of sunshine. There are 3.6 hours of sunshine per day.

The ultraviolet index is the highest in July when it reaches 10.1 and lowest in December when it reaches 1.8.

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.

Annual Sea Temperature for Skiathos

The warmest sea water temperatures in Skiathos are found in August when they peak at 24°C (76°F) and lowest in March when they dip to 15°C (60°F).

The sea is best for swimming between June and November when the temperature is above 20°C (67°F) which is comfortable for swimming though some may prefer warmer water.

Annual Rainfall for Skiathos

The wettest month in Skiathos is December with 9.8cm (3.9inches) of rain and January has the most days of rain with 5.1 days with some rain, a quite rainy time to visit the beach.

The driest month in Skiathos is July with 0.5cm (0.2inches) of rain and the least days of rain with 0.9 days with some rain, an extremely dry time to visit the beach.

Annual Humidity for Skiathos

The most humid month in Skiathos is August with a dew point (an indicator of humidity) of 21°C (70°F) which is somewhat uncomfortable for most people in cities but fine on a beach.

The least humid month in Skiathos is January with a dew point of 6°C (44°F) which is a bit dry for some.

Annual Wind Speed for Skiathos

The most windy month in Skiathos is February when the average maximum windspeed is 18KM/H (11MPH) and the average wind speed is 13KM/H (8MPH).

The least windy month in Skiathos is April when the average maximum windspeed is 13KM/H (8MPH) and the average wind speed is 10KM/H (6MPH).

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