Monthly weather forecast and climate
Athens, Greece

The ancient city of Athens in Greece with a view of the Parthenon Temple
The ancient city of Athens in Greece with a view of the Parthenon Temple

The best time to visit Athens

The best months for a swim in Athens, Greece, are July and August, with a perfect temperature - varying between 25°C (77°F) and 29°C (84.2°F), and scarce rainfall.

Weather in January

January, like December, in Athens, Greece, is another fresh winter month, with temperature in the range of an average high of 12.1°C (53.8°F) and an average low of 7.3°C (45.1°F). The coldest month is January, with an average high-temperature of 12.1°C (53.8°F) and an average low-temperature of 7.3°C (45.1°F). Weather in January »

Weather in February

February, the last month of the winter, in Athens, is a mild month, with average temperature fluctuating between 8.3°C (46.9°F) and 13.7°C (56.7°F). In February, the average high-temperature is practically the same as in January - a mild 13.7°C (56.7°F). Weather in February »

Weather in March

March, the first month of the spring, in Athens, is an enjoyable month, with temperature in the range of an average high of 16°C (60.8°F) and an average low of 9.8°C (49.6°F). In March, the average high-temperature is essentially the same as in February - a comfortable 16°C (60.8°F). Weather in March »

Weather in April

April, the same as March, is another enjoyable spring month in Athens, Greece, with temperature in the range of an average high of 19.2°C (66.6°F) and an average low of 12.1°C (53.8°F). In April, the average high-temperature slightly increases, from 16°C (60.8°F) in March, to a still comfortable 19.2°C (66.6°F). Weather in April »

Weather in May

May, the last month of the spring, in Athens, is a moderately hot month, with average temperature fluctuating between 16.4°C (61.5°F) and 23.8°C (74.8°F). In May, the average high-temperature marginally rises, from an enjoyable 19.2°C (66.6°F) in April, to a moderately hot 23.8°C (74.8°F). Weather in May »

Weather in June

The first month of the summer, June, is still a warm month in Athens, Greece, with average temperature varying between 28.1°C (82.6°F) and 20.7°C (69.3°F). In Athens, the average high-temperature in June marginally rises, from a moderately hot 23.8°C (74.8°F) in May, to a still warm 28.1°C (82.6°F). Weather in June »

Weather in July

July is a hot summer month in Athens, Greece, with average temperature ranging between max 30.9°C (87.6°F) and min 23.3°C (73.9°F). An excellent water temperature of 25.8°C (78.4°F) and only 2.9 rainfall days, with 5mm (0.2") of accumulated rainfall, makes July a prime for swimming and other water activities. Weather in July »

Weather in August

The last month of the summer, August, is another hot month in Athens, Greece, with average temperature varying between 31°C (87.8°F) and 23.8°C (74.8°F). The perfect water temperature of 26.3°C (79.3°F) with 4mm (0.16") of accumulated rainfall and only 1.8 rainfall days, makes August a great period for swimming and other water activities. Weather in August »

Weather in September

The first month of the autumn, September, is also a moderately hot month in Athens, Greece, with average temperature fluctuating between 27°C (80.6°F) and 20.9°C (69.6°F). In Athens, the average high-temperature marginally drops, from a hot 31°C (87.8°F) in August, to a warm 27°C (80.6°F). Weather in September »

Weather in October

October, the same as September, in Athens, Greece, is another pleasant autumn month, with average temperature fluctuating between 16.7°C (62.1°F) and 21.9°C (71.4°F). In Athens, the average high-temperature drops, from a warm 27°C (80.6°F) in September, to a pleasant 21.9°C (71.4°F). Weather in October »

Weather in November

The last month of the autumn, November, is also an enjoyable month in Athens, Greece, with temperature in the range of an average low of 13.5°C (56.3°F) and an average high of 18.1°C (64.6°F). In November, the average high-temperature marginally drops, from a pleasant 21.9°C (71.4°F) in October, to a comfortable 18.1°C (64.6°F). Weather in November »

Weather in December

December, the first month of the winter, in Athens, is also a moderate month, with average temperature varying between 13.8°C (56.8°F) and 9.3°C (48.7°F). In Athens, the average high-temperature in December slightly decreases, from a comfortable 18.1°C (64.6°F) in November, to a mild 13.8°C (56.8°F). Weather in December »
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FAQ

What is the coldest month in Athens?

The coldest month in Athens, Greece, is January, with an average high-temperature of 12.1°C (53.8°F) and an average low-temperature of 7.3°C (45.1°F).

What is the most humid month in Athens?

The most humid month in Athens is January, with an average relative humidity of 74%.

How many days does it rain in Athens?

Throughout the year, in Athens, there are 98.9 rainfall days, and 348mm (13.7") of precipitation is accumulated.

When does it snow in Athens?

Months with snowfall are January through March.

When does it snow the most in Athens?

The month with the most snowfall is January when snow falls for 0.9 days and typically aggregates up to 9mm (0.35") of snow.

How many days does it snow in Athens?

In Athens, Greece, during the entire year, snow falls for 1.7 days, and aggregates up to 12mm (0.47") of snow.

What is the month with the least sunshine in Athens?

The month with the least sunshine in Athens, Greece, is January, with an average of 5.6h of sunshine.

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

The month with the coldest seawater in Athens, Greece, is February, with an average sea temperature of 15°C (59°F).

When it does not snow in Athens?

April through December are months without snowfall in Athens, Greece.

When are the longest days in Athens?

With an average of 14.8h of daylight, June has the longest days of the year.

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

June through August, with an average maximum UV index of 7, are months with the highest UV index in Athens.

What is the month with the most sunshine in Athens?

Months with the most sunshine in Athens, Greece, are July and August, with an average of 12h of sunshine.

What is the warmest month in Athens?

August is the warmest month in Athens, Greece, with an average high-temperature of 31°C (87.8°F) and an average low-temperature of 23.8°C (74.8°F).

What is the least humid month in Athens?

The least humid month in Athens is August, with an average relative humidity of 50%.

What is the driest month in Athens?

August is the month with the least rainfall. Rain falls for 1.8 days and accumulates 4mm (0.16") of precipitation.

What month is the sea warmest in Athens?

August is the month with the warmest seawater, with an average sea temperature of 26.3°C (79.3°F).

What is the rainiest month in Athens?

December is the month with the most rainfall in Athens, Greece. Rain falls for 11 days and accumulates 53mm (2.09") of precipitation.

What is the month with the shortest days in Athens?

December has the shortest days of the year in Athens, Greece, with an average of 9.6h of daylight.

When is the lowest UV index in Athens?

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

Average temperature
Athens, Greece

Average temperature - Athens, Greece

The warmest month (with the highest average high temperature) is August (31°C).
The month with the lowest average high temperature is January (12.1°C).

The month with the highest average low temperature is August (23.8°C).
The coldest month (with the lowest average low temperature) is January (7.3°C).

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Average pressure
Athens, Greece

Average pressure - Athens, Greece

The month with the highest atmospheric pressure is December (1018.2mbar).
The month with the lowest atmospheric pressure is July (1011.1mbar).

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Average wind speed
Athens, Greece

Average wind speed - Athens, Greece

The windiest month (with the highest average wind speed) is August (16.3km/h).
The calmest month (with the lowest average wind speed) is May (11.6km/h).

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Average rainfall
Athens, Greece

Average rainfall - Athens, Greece

The wettest month (with the highest rainfall) is December (53mm).
The driest month (with the least rainfall) is August (4mm).

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Average rainfall days
Athens, Greece

Average rainfall days - Athens, Greece

The month with the highest number of rainy days is January (11.3 days).
The month with the least rainy days is August (1.8 days).

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Average snowfall
Athens, Greece

Average snowfall - Athens, Greece

The month with the highest snowfall is January (9mm).
Months with the least snowfall are April, May, June, July, August, September, October, November and December (0mm).

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Average snowfall days
Athens, Greece

Average snowfall days - Athens, Greece

The month with the highest number of snowfall days is January (0.9 days).
Months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

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Average sea temperature
Athens, Greece

Average sea temperature - Athens, Greece

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 February (15°C).

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Average daylight / Average sunshine
Athens, Greece

Average daylight / Average sunshine - Athens, Greece

The month with the longest days is June (Average daylight: 14.8h).
The month with the shortest days is December (Average daylight: 9.6h).

Months with the most sunshine are July and August (Average sunshine: 12h).
The month with the least sunshine is January (Average sunshine: 5.6h).

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Average sunshine days
Athens, Greece

Average sunshine days - Athens, Greece

The month with the most sunshine days is August (28.5 days).
The month with the least sunshine days is February (14.1 days).

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Average visibility
Athens, Greece

Average visibility - Athens, Greece

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).

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