Heraklion
Greece
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Heraklion, Greece

The Venetian walls and the Castle of Koule in the shipyards at Heraklion, Greece
The Venetian walls and the Castle of Koule in the shipyards at Heraklion, Greece
The best months for a swim in Heraklion, Greece, are July through September, with a perfect temperature - varying between 25°C (77°F) and 29°C (84.2°F), and scarce rainfall.
January, like December, is a moderate winter month in Heraklion, Greece, with average temperature ranging between min 10°C (50°F) and max 15.2°C (59.4°F). With an average high-temperature of 15.2°C (59.4°F) and an average low-temperature of 10°C (50°F), January is the coldest month. Weather in January »

The last month of the winter, February, is another mild month in Heraklion, Greece, with average temperature ranging between min 10°C (50°F) and max 15.5°C (59.9°F). In Heraklion, the average high-temperature is essentially the same as in January - a still mild 15.5°C (59.9°F). Weather in February »

The first month of the spring, March, is an enjoyable month in Heraklion, Greece, with average temperature fluctuating between 10.8°C (51.4°F) and 16.8°C (62.2°F). In March, the average high-temperature is almost the same as in February - a comfortable 16.8°C (62.2°F). Weather in March »

April in Heraklion, Greece, is an agreeable spring month, with average temperature ranging between min 13°C (55.4°F) and max 20.2°C (68.4°F). In April, the average high-temperature marginally rises, from an enjoyable 16.8°C (62.2°F) in March, to a pleasant 20.2°C (68.4°F). Weather in April »

The last month of the spring, May, is a moderately hot month in Heraklion, Greece, with average temperature ranging between max 23.5°C (74.3°F) and min 15.9°C (60.6°F). In May, the average high-temperature slightly increases, from a pleasant 20.2°C (68.4°F) in April, to a warm 23.5°C (74.3°F). Weather in May »

June, the first month of the summer, in Heraklion, is still a warm month, with average temperature ranging between max 27.3°C (81.1°F) and min 20°C (68°F). In Heraklion, the average high-temperature slightly increases, from 23.5°C (74.3°F) in May, to a still moderately hot 27.3°C (81.1°F). Weather in June »

July, the same as June, is another warm summer month in Heraklion, Greece, with average temperature fluctuating between 22.7°C (72.9°F) and 28.6°C (83.5°F). The ideal sea water temperature of 25.4°C (77.7°F) and only 0.1 rainfall days, with 1mm (0") of accumulated rainfall, make July the best time for swimming and other water activities. Weather in July »

The last month of the summer, August, is also a moderately hot month in Heraklion, Greece, with average temperature varying between 28.4°C (83.1°F) and 22.7°C (72.9°F). The ideal sea water temperature of 26.1°C (79°F) and only 0.1 rainfall days, with 0.7mm (0") of accumulated rainfall, make August the best time for swimming and other water activities. Weather in August »

September, the first month of the autumn, in Heraklion, is still a warm month, with temperature in the range of an average low of 20.3°C (68.5°F) and an average high of 26.4°C (79.5°F). The ideal sea water temperature of 25.4°C (77.7°F) and only 1.3 rainfall days, with 19.5mm (0.8") of accumulated rainfall, make September the best time for swimming and other water activities. Weather in September »

October, the same as September, is a moderately hot autumn month in Heraklion, Greece, with average temperature ranging between min 17.5°C (63.5°F) and max 23.1°C (73.6°F). In Heraklion, the average high-temperature slightly decreases, from a warm 26.4°C (79.5°F) in September, to a still moderately hot 23.1°C (73.6°F). Weather in October »

November, the last month of the autumn, in Heraklion, is another pleasant month, with average temperature ranging between min 14.7°C (58.5°F) and max 20.1°C (68.2°F). In November, the average high-temperature marginally drops, from a warm 23.1°C (73.6°F) in October, to a pleasant 20.1°C (68.2°F). Weather in November »

December, the first month of the winter, in Heraklion, is still a comfortable month, with average temperature ranging between max 17°C (62.6°F) and min 12°C (53.6°F). In December, the average high-temperature slightly decreases, from an agreeable 20.1°C (68.2°F) in November, to an enjoyable 17°C (62.6°F). Weather in December »

What is the coldest month in Heraklion?

January is the coldest month in Heraklion, Greece, with an average high-temperature of 15.2°C (59.4°F) and an average low-temperature of 10°C (50°F).

How much does it rain in Heraklion?

In Heraklion, during the entire year, the rain falls for 53.2 days and collects up to 500.6mm (19.7") of precipitation.

What is the rainiest month in Heraklion?

The month with the most rainfall is January when the rain falls for 10.1 days and typically aggregates up to 91.5mm (3.6") of precipitation.

What is the month with the least sunshine in Heraklion?

With an average of 3.8h of sunshine, January has the least sunshine of the year in Heraklion, Greece.

When is the sea coldest in Heraklion?

The month with the coldest seawater is February, with an average sea temperature of 16.4°C (61.5°F).

When are the longest days in Heraklion?

The month with the longest days is June, with an average of 14.5h of daylight.

What is the warmest month in Heraklion?

July is the warmest month in Heraklion, Greece, with an average high-temperature of 28.6°C (83.5°F) and an average low-temperature of 22.7°C (72.9°F).

What month has the most sunshine in Heraklion?

The month with the most sunshine in Heraklion is July, with an average of 12h of sunshine.

What is the month with the highest UV index in Heraklion?

With an average maximum UV index of 11, July is the month with the highest UV index in Heraklion, Greece.

What is the driest month in Heraklion?

The month with the least rainfall in Heraklion is August when the rain falls for 0.1 days and typically collects 0.7mm (0") of precipitation.

What is the month with the warmest sea water in Heraklion?

With an average sea temperature of 26.1°C (79°F), August is the month with the warmest seawater.

What is the month with the shortest days in Heraklion?

The month with the shortest days is December, with an average of 9.8h of daylight.

What is the month with the lowest UV index in Heraklion?

With an average maximum UV index of 2, December is the month with the lowest UV index.
Average temperature - Heraklion, Greece
Average rainfall - Heraklion, Greece

The wettest month (with the highest rainfall) is January (91.5mm).
The driest month (with the lowest rainfall) is August (0.7mm).

Average rainfall days - Heraklion, Greece

The month with the highest number of rainy days is January (10.1 days).
Months with the lowest number of rainy days are July and August (0.1 days).

Average sea temperature - Heraklion, Greece

The best month for swimming (with the highest average sea temperature) is August (26.1°C).
The coldest month (with the lowest average sea temperature) is February (16.4°C).

Average daylight / Average sunshine - Heraklion, Greece