Contents
- The climate of Athens
- The best time to visit Athens
- The worst time to visit Athens
- Weather Hazards
- The best time to visit Athens
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average snowfall
- Average snowfall days
- Average sea temperature
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
The ancient city of Athens in Greece with a view of the Parthenon Temple
The climate of Athens
Athens is known for its long, hot and dry summers and mild winters. It has a hot-summer Mediterranean climate (Koppen climate classification: Csa). With an average of 417mm (16.42") of precipitation a year, the majority of which occurs during the winter months, between October and April. The rainfall during the summer months mostly occurs during the thunderstorms, which take place once or twice a month.
July tends to be the hottest month, with the daily average high temperature of 34.4°C (93.9°F), though western areas of the city tend to see higher temperatures due to the industrialization of the area.
Athens holds the World Meteorological Organisation record for the highest temperature ever recorded in Europe, at a scorching 48°C (118.4°F).
July tends to be the hottest month, with the daily average high temperature of 34.4°C (93.9°F), though western areas of the city tend to see higher temperatures due to the industrialization of the area.
Athens holds the World Meteorological Organisation record for the highest temperature ever recorded in Europe, at a scorching 48°C (118.4°F).
The best time to visit Athens
The best time to visit Athens, Greece, is either during the spring or autumn months.
Although there is the occasional spot of rain, the average temperature in both May and October is a very pleasant 20°C (68°F) - the perfect temperature for exploring the city and surrounding area.
Although there is the occasional spot of rain, the average temperature in both May and October is a very pleasant 20°C (68°F) - the perfect temperature for exploring the city and surrounding area.
The worst time to visit Athens
The worst time to visit the city is from late July to early September when the average temperature is 32°C (89.6°F), and depending on the part of the capital even more, with no clouds as a respite from the summer sun. The problem of traffic congestion in the city center mixed with this heat results in an unpleasant summer smog.
From mid-October, the weather is less uncomfortable as it is more cloudy and likely to rain than in summer, but when it does rain, sometimes it can be violent and concentrated.
From mid-October, the weather is less uncomfortable as it is more cloudy and likely to rain than in summer, but when it does rain, sometimes it can be violent and concentrated.
Weather Hazards
Although Athens generally has less rainfall than northern Greece, thunderstorms are almost as frequent and often suffer from flooding, mainly due to human intervention. Athens can also go through some hot and dry periods, which sometimes lead to violent forest fires.
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 a cool winter month, with an average temperature fluctuating between 7.3°C (45.1°F) and 12.1°C (53.8°F). January is the coldest month, 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
The last month of the winter, February, is a mild month in Athens, Greece, with an average temperature fluctuating between 8.3°C (46.9°F) and 13.7°C (56.7°F). In Athens, the average high-temperature in February is relatively the same as in January - a moderate 13.7°C (56.7°F). Weather in February »
Weather in March
The first month of the spring, March, is an enjoyable month in Athens, Greece, with an average temperature ranging between min 9.8°C (49.6°F) and max 16°C (60.8°F). In March, the average high-temperature is almost the same as in February - an enjoyable 16°C (60.8°F). Weather in March »
Weather in April
April, like March, in Athens, Greece, is another enjoyable spring month, with an average temperature fluctuating between 12.1°C (53.8°F) and 19.2°C (66.6°F). In Athens, the average high-temperature in April marginally rises from an enjoyable 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 warm month, with an average temperature ranging between min 16.4°C (61.5°F) and max 23.8°C (74.8°F). In Athens, the average high-temperature in May slightly increases from a comfortable 19.2°C (66.6°F) in April to a warm 23.8°C (74.8°F). Weather in May »
Weather in June
The first month of the summer, June, is also a moderately hot month in Athens, Greece, with an average temperature fluctuating between 20.7°C (69.3°F) and 28.1°C (82.6°F). In Athens, Greece, the average high-temperature in June slightly increases from 23.8°C (74.8°F) in May to a still moderately hot 28.1°C (82.6°F). Weather in June »
Weather in July
July is a tropical summer month in Athens, Greece, with an average temperature fluctuating between 30.9°C (87.6°F) and 23.3°C (73.9°F). The perfect water temperature of 25.8°C (78.4°F) with 5mm (0.2") of accumulated rainfall and only 2.9 rainfall days, makes July a great period for swimming and other water activities. Weather in July »
Weather in August
August, the last month of the summer in Athens, is another tropical month, with an average temperature fluctuating between 23.8°C (74.8°F) and 31°C (87.8°F). The ideal sea water temperature of 26.3°C (79.3°F) and only 1.8 rainfall days, with 4mm (0.16") of accumulated rainfall, makes August the best time for swimming and other water activities. Weather in August »
Weather in September
September, the first month of the autumn in Athens, is still a warm month, with an average temperature ranging between max 27°C (80.6°F) and min 20.9°C (69.6°F). In September, the average high-temperature slightly decreases from a tropical 31°C (87.8°F) in August to a moderately hot 27°C (80.6°F). Weather in September »
Weather in October
October, the same as September, in Athens, Greece, is an agreeable autumn month, with temperature in the range of an average low of 16.7°C (62.1°F) and an average high of 21.9°C (71.4°F). In October, the average high-temperature decreases 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 an average temperature fluctuating between 18.1°C (64.6°F) and 13.5°C (56.3°F). In Athens, Greece, the average high-temperature in November marginally drops from an agreeable 21.9°C (71.4°F) in October to a comfortable 18.1°C (64.6°F). Weather in November »
Weather in December
The first month of the winter, December, is also a moderate month in Athens, Greece, with an average temperature fluctuating between 13.8°C (56.8°F) and 9.3°C (48.7°F). In December, the average high-temperature 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 »
[Resources]FAQ
What is the coldest month in Athens?
January is the coldest month, 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?
January is the most humid month in Athens, 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.
What is the snowiest month 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 much does it snow in Athens?
Throughout the year, there are 1.7 snowfall days, and 12mm (0.47") of snow is accumulated.
What is the month with the least sunshine in Athens?
With an average of 5.6h of sunshine, January has the least sunshine of the year.
What is the month with the coldest sea water in Athens?
February is the month with the coldest seawater, with an average sea temperature of 15°C (59°F).
When is Daylight Saving Time (DST) in Athens?
On Sunday, 26. March 2023, at 03:00, Daylight Saving Time starts in Athens, and the time zone changes from EET to EEST. Daylight Saving Time ends on Sunday, 29. October 2023, at 04:00, and the time zone reverts from EEST to EET.
When it does not snow in Athens?
In Athens, Greece, snow does not fall in April through December.
When are the longest days in Athens?
With an average of 14h and 46min of daylight, June has the longest days of the year.
What are the months 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.
What is the month with the most sunshine in Athens?
July and August, with an average of 12h of sunshine, are months with the most sunshine.
What is the warmest month in Athens?
August is the warmest month in Athens, 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 is August, with an average relative humidity of 50%.
What is the driest month in Athens?
The month with the least rainfall in Athens, Greece, is August, when the rain falls for 1.8 days and typically collects 4mm (0.16") of precipitation.
What is the month with the warmest sea water in Athens?
The month with the warmest seawater is August, 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, with an average of 9h and 35min of daylight.
What is the month with the lowest UV index in Athens?
The month with the lowest UV index in Athens, Greece, is December, with an average maximum UV index of 2.
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).
Average pressure
Athens, Greece
- Average pressure in January:
1016.7mbar - Average pressure in February:
1015.4mbar - Average pressure in March:
1015mbar - Average pressure in April:
1014.1mbar - Average pressure in May:
1013mbar - Average pressure in June:
1011.9mbar
- Average pressure in July:
1011.1mbar - Average pressure in August:
1012mbar - Average pressure in September:
1014.3mbar - Average pressure in October:
1016.9mbar - Average pressure in November:
1017.7mbar - Average pressure in December:
1018.2mbar
The month with the highest atmospheric pressure is December (1018.2mbar).
The month with the lowest atmospheric pressure is July (1011.1mbar).
Average wind speed
Athens, Greece
- Average wind speed in January:
15.3km/h - Average wind speed in February:
15.3km/h - Average wind speed in March:
14km/h - Average wind speed in April:
13km/h - Average wind speed in May:
11.6km/h - Average wind speed in June:
12.1km/h
- Average wind speed in July:
13.6km/h - Average wind speed in August:
16.3km/h - Average wind speed in September:
13.2km/h - Average wind speed in October:
13.3km/h - Average wind speed in November:
13.7km/h - Average wind speed in December:
14.5km/h
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).
Average humidity
Athens, Greece
The month with the highest relative humidity is January (74%).
The month with the lowest relative humidity is August (50%).
Average rainfall
Athens, Greece
The wettest month (with the highest rainfall) is December (53mm).
The driest month (with the least rainfall) is August (4mm).
Average rainfall days
Athens, Greece
- Average rainfall days in January:
11.3 days - Average rainfall days in February:
11.1 days - Average rainfall days in March:
10.9 days - Average rainfall days in April:
9.3 days - Average rainfall days in May:
9.3 days - Average rainfall days in June:
5.8 days
- Average rainfall days in July:
2.9 days - Average rainfall days in August:
1.8 days - Average rainfall days in September:
7.4 days - Average rainfall days in October:
8.5 days - Average rainfall days in November:
9.6 days - Average rainfall days in December:
11 days
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).
Average snowfall
Athens, Greece
The month with the highest snowfall is January (9mm).
The months with the least snowfall are April, May, June, July, August, September, October, November and December (0mm).
Average snowfall days
Athens, Greece
- Average snowfall days in January:
0.9 days - Average snowfall days in February:
0.4 days - Average snowfall days in March:
0.2 days - Average snowfall days in April:
0 days - Average snowfall days in May:
0 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
0 days - Average snowfall days in November:
0 days - Average snowfall days in December:
0.2 days
The month with the highest number of snowfall days is January (0.9 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
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).
Average daylight / Average sunshine
Athens, Greece
- Average daylight in January:
9h and 5min - Average daylight in February:
10h and 5min - Average daylight in March:
12h and 0min - Average daylight in April:
13h and 1min - Average daylight in May:
14h and 1min - Average daylight in June:
14h and 5min
- Average daylight in July:
14h and 3min - Average daylight in August:
13h and 4min - Average daylight in September:
12h and 2min - Average daylight in October:
11h and 1min - Average daylight in November:
10h and 1min - Average daylight in December:
9h and 4min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in January:
5h and 4min - Average sunshine in February:
6h and 5min - Average sunshine in March:
8h and 0min - Average sunshine in April:
10h and 1min - Average sunshine in May:
11h and 2min - Average sunshine in June:
11h and 5min
- Average sunshine in July:
12h and 0min - Average sunshine in August:
12h and 0min - Average sunshine in September:
9h and 5min - Average sunshine in October:
7h and 0min - Average sunshine in November:
6h and 2min - Average sunshine in December:
5h and 5min
The months with the most sunshine are July and August (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 5h and 36min).
Average sunshine days
Athens, Greece
- Average sunshine days in January:
16.3 days - Average sunshine days in February:
14.1 days - Average sunshine days in March:
18.5 days - Average sunshine days in April:
18.8 days - Average sunshine days in May:
20.4 days - Average sunshine days in June:
22.3 days
- Average sunshine days in July:
27 days - Average sunshine days in August:
28.5 days - Average sunshine days in September:
21.3 days - Average sunshine days in October:
19.7 days - Average sunshine days in November:
18.2 days - Average sunshine days in December:
17.5 days
The month with the most sunshine days is August (28.5 days).
The month with the least sunshine days is February (14.1 days).
Average UV index
Athens, Greece
The months with the highest UV index are June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover
Athens, Greece
The month with the most cloud cover is January (Cloud cover 40).
The month with the least cloud cover is August (Cloud cover 6).
Average visibility
Athens, Greece
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).
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