Thessaloniki
Greece
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Thessaloniki, Greece

A street in front of the ancient white tower in Thessaloniki, Greece, in a park of trees
A street in front of the ancient white tower in Thessaloniki, Greece, in a park of trees
The best months for a swim in Thessaloniki, Greece, are July and August, with a perfect temperature - varying between 25°C (77°F) and 29°C (84.2°F), and scarce rainfall.
January, like December, is another chilly winter month in Thessaloniki, Greece, with average temperature fluctuating between 9.3°C (48.7°F) and 1.3°C (34.3°F). January is the coldest month, with an average high-temperature of 9.3°C (48.7°F) and an average low-temperature of 1.3°C (34.3°F). Weather in January »

The last month of the winter, February, is a cool month in Thessaloniki, Greece, with average temperature fluctuating between 2.2°C (36°F) and 10.9°C (51.6°F). In February, the average high-temperature is almost the same as in January - a cool 10.9°C (51.6°F). Weather in February »

The first month of the spring, March, is a moderate month in Thessaloniki, Greece, with temperature in the range of an average high of 14.2°C (57.6°F) and an average low of 4.5°C (40.1°F). In March, the average high-temperature marginally rises, from a cool 10.9°C (51.6°F) in February, to a mild 14.2°C (57.6°F). Weather in March »

April is a comfortable spring month in Thessaloniki, Greece, with average temperature fluctuating between 19°C (66.2°F) and 7.5°C (45.5°F). In Thessaloniki, the average high-temperature in April marginally rises, from a mild 14.2°C (57.6°F) in March, to a comfortable 19°C (66.2°F). Weather in April »

May, the last month of the spring, in Thessaloniki, is a warm month, with average temperature ranging between max 24.5°C (76.1°F) and min 12.1°C (53.8°F). In May, the average high-temperature increases, from a comfortable 19°C (66.2°F) in April, to a warm 24.5°C (76.1°F). Weather in May »

The first month of the summer, June, is also a moderately hot month in Thessaloniki, Greece, with average temperature ranging between min 16.3°C (61.3°F) and max 29.2°C (84.6°F). In June, the average high-temperature slightly increases, from a moderately hot 24.5°C (76.1°F) in May, to a still warm 29.2°C (84.6°F). Weather in June »

July is a hot summer month in Thessaloniki, Greece, with average temperature varying between 18.6°C (65.5°F) and 31.5°C (88.7°F). The ideal sea water temperature of 26.2°C (79.2°F) and only 5.9 rainfall days, with 23.9mm (0.9") 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 another tropical month in Thessaloniki, Greece, with average temperature varying between 18.3°C (64.9°F) and 31.1°C (88°F). The ideal sea water temperature of 26.1°C (79°F) and only 4.7 rainfall days, with 20.4mm (0.8") 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 Thessaloniki, is still a warm month, with temperature in the range of an average low of 14.9°C (58.8°F) and an average high of 27.2°C (81°F). In Thessaloniki, the average high-temperature in September slightly decreases, from a hot 31.1°C (88°F) in August, to a moderately hot 27.2°C (81°F). Weather in September »

October, the same as September, in Thessaloniki, Greece, is another pleasant autumn month, with average temperature ranging between max 21.2°C (70.2°F) and min 10.8°C (51.4°F). In Thessaloniki, the average high-temperature decreases, from a moderately hot 27.2°C (81°F) in September, to a pleasant 21.2°C (70.2°F). Weather in October »

The last month of the autumn, November, is another mild month in Thessaloniki, Greece, with average temperature varying between 15.4°C (59.7°F) and 6.8°C (44.2°F). In Thessaloniki, the average high-temperature in November drops, from a pleasant 21.2°C (70.2°F) in October, to a moderate 15.4°C (59.7°F). Weather in November »

The first month of the winter, December, is also a fresh month in Thessaloniki, Greece, with average temperature fluctuating between 11°C (51.8°F) and 3°C (37.4°F). In Thessaloniki, the average high-temperature slightly decreases, from a mild 15.4°C (59.7°F) in November, to a cool 11°C (51.8°F). Weather in December »

What is the coldest month in Thessaloniki?

The coldest month is January, with an average high-temperature of 9.3°C (48.7°F) and an average low-temperature of 1.3°C (34.3°F).

How many days does it rain in Thessaloniki?

Throughout the year, in Thessaloniki, there are 114.1 rainfall days, and 448.7mm (17.7") of precipitation is accumulated.

What is the month with the least sunshine in Thessaloniki?

The month with the least sunshine in Thessaloniki, Greece, is January, with an average of 3.2h of sunshine.

What month is the sea coldest in Thessaloniki?

With an average sea temperature of 13.3°C (55.9°F), March is the month with the coldest seawater.

When are the longest days in Thessaloniki?

June has the longest days of the year, with an average of 15h of daylight.

What are the months with the highest UV index in Thessaloniki?

Months with the highest UV index are June and July, with an average maximum UV index of 9.

What is the warmest month in Thessaloniki?

The warmest month in Thessaloniki is July, with an average high-temperature of 31.5°C (88.7°F) and an average low-temperature of 18.6°C (65.5°F).

When is the sea warmest in Thessaloniki?

The month with the warmest seawater in Thessaloniki, Greece, is July, with an average sea temperature of 26.2°C (79.2°F).

What month has the most sunshine in Thessaloniki?

With an average of 10.5h of sunshine, July has the most sunshine of the year.

What is the driest month in Thessaloniki?

August is the month with the least rainfall. Rain falls for 4.7 days and accumulates 20.4mm (0.8") of precipitation.

What is the wettest month in Thessaloniki?

December is the month with the most rainfall in Thessaloniki. Rain falls for 12.5 days and accumulates 54.9mm (2.2") of precipitation.

What is the month with the shortest days in Thessaloniki?

The month with the shortest days is December, with an average of 9.3h of daylight.

When is the lowest UV index in Thessaloniki?

The month with the lowest UV index is December, with an average maximum UV index of 1.
Average temperature - Thessaloniki, Greece
Average rainfall - Thessaloniki, Greece

The wettest month (with the highest rainfall) is December (54.9mm).
The driest month (with the lowest rainfall) is August (20.4mm).

Average rainfall days - Thessaloniki, Greece

The month with the highest number of rainy days is December (12.5 days).
The month with the lowest number of rainy days is August (4.7 days).

Average sea temperature - Thessaloniki, Greece

The best month for swimming (with the highest average sea temperature) is July (26.2°C).
The coldest month (with the lowest average sea temperature) is March (13.3°C).

Average daylight / Average sunshine - Thessaloniki, Greece