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 time to visit Heraklion

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.

Weather in January

January, the same as December, in Heraklion, Greece, is another mild winter month, with temperature in the range of an average high of 15.2°C (59.4°F) and an average low of 10°C (50°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 »

Weather in February

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

Weather in March

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

Weather in April

April is a pleasant spring month in Heraklion, Greece, with temperature in the range of an average high of 20.2°C (68.4°F) and an average low of 13°C (55.4°F). In Heraklion, Greece, the average high-temperature marginally rises, from a comfortable 16.8°C (62.2°F) in March, to a pleasant 20.2°C (68.4°F). Weather in April »

Weather in May

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

Weather in June

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

Weather in July

July, like June, in Heraklion, Greece, is another warm summer month, with temperature in the range of an average low of 22.7°C (72.9°F) and an average high of 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 (0.04") of accumulated rainfall, makes July the best time for swimming and other water activities. Weather in July »

Weather in August

The last month of the summer, August, is another warm month in Heraklion, Greece, with average temperature ranging between max 28.4°C (83.1°F) and min 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 (0.03") of accumulated rainfall, makes August the best time for swimming and other water activities. Weather in August »

Weather in September

The first month of the autumn, September, is still a warm month in Heraklion, Greece, with average temperature ranging between min 20.3°C (68.5°F) and max 26.4°C (79.5°F). An excellent water temperature of 25.4°C (77.7°F) and only 1.3 rainfall days, with 19.5mm (0.77") of accumulated rainfall, makes September a prime for swimming and other water activities. Weather in September »

Weather in October

October, the same as September, is a moderately hot autumn month in Heraklion, Greece, with average temperature fluctuating between 17.5°C (63.5°F) and 23.1°C (73.6°F). In October, 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 »

Weather in November

November, the last month of the autumn, in Heraklion, is another pleasant month, with temperature in the range of an average high of 20.1°C (68.2°F) and an average low of 14.7°C (58.5°F). In November, the average high-temperature marginally drops, from a moderately hot 23.1°C (73.6°F) in October, to an agreeable 20.1°C (68.2°F). Weather in November »

Weather in December

The first month of the winter, December, is also an enjoyable month in Heraklion, Greece, with average temperature varying between 17°C (62.6°F) and 12°C (53.6°F). In Heraklion, Greece, the average high-temperature in December slightly decreases, from an agreeable 20.1°C (68.2°F) in November, to an enjoyable 17°C (62.6°F). Weather in December »
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FAQ

What is the coldest month in Heraklion?

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 in Heraklion, Greece.

How much does it rain in Heraklion?

In Heraklion, Greece, during the entire year, the rain falls for 53.2 days and collects up to 500.6mm (19.71") 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?

The month with the least sunshine is January, with an average of 3.8h of sunshine.

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

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

When are the longest days in Heraklion?

With an average of 14.5h of daylight, June has the longest days of the year in Heraklion.

What is the warmest month in Heraklion?

July is the warmest month, 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?

With an average of 12h of sunshine, July has the most sunshine of the year in Heraklion, Greece.

When is 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.

What is the driest month in Heraklion?

The month with the least rainfall is August when the rain falls for 0.1 days and typically collects 0.7mm (0.03") of precipitation.

What month is the sea warmest in Heraklion?

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

What is the month with the shortest days in Heraklion?

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

When is the lowest UV index in Heraklion?

December is the month with the lowest UV index in Heraklion, with an average maximum UV index of 2.

Average temperature
Heraklion, Greece

Average temperature - Heraklion, Greece

The warmest month (with the highest average high temperature) is July (28.6°C).
The month with the lowest average high temperature is January (15.2°C).

Months with the highest average low temperature are July and August (22.7°C).
The coldest months (with the lowest average low temperature) are January and February (10°C).

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Average rainfall
Heraklion, Greece

Average rainfall - Heraklion, Greece

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

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Average rainfall days
Heraklion, Greece

Average rainfall days - Heraklion, Greece

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

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Average sea temperature
Heraklion, Greece

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).

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Average daylight / Average sunshine
Heraklion, Greece

Average daylight / Average sunshine - Heraklion, Greece

The month with the longest days is June (Average daylight: 14.5h).
The month with the shortest days is December (Average daylight: 9.8h).

The month with the most sunshine is July (Average sunshine: 12h).
The month with the least sunshine is January (Average sunshine: 3.8h).

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