August weather forecast
Thessaloniki, Greece

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A street in front of the ancient white tower in Thessaloniki, Greece
A street in front of the ancient white tower in Thessaloniki, Greece

Weather in August

The weather in August remains quite similar to July with the temperature maintaining its high of 31.7°C. However, there's a minor increase in humidity which could make the heat feel more intense. With numerous festivals taking place during August, there's plenty to do both day and night. The sea continues to remain warm, facilitating beach tourism all through this sundrenched month.

Temperature

The average high-temperature in August, at a still hot 31.7°C, reveals a modest deviation from July's 31.8°C. Thessaloniki encounters an average low-temperature of 20.8°C during August nights.

Heat index

August's average heat index is calculated to be a tropical 34°C. Implement enhanced safety actions, heat cramps and heat exhaustion could occur. Sustained activity might result in heatstroke.
Regarding the heat index, one should be aware it's determined by shaded settings and mild winds. Direct sunshine exposure could raise heat index values by as much as 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', reflects the blend of air temperature and relative humidity to give a temperature impression. This effect is personal, influenced by the individual's physical activity and heat sensitivity, shaped by factors including wind, attire, and metabolic variations. One should be aware that direct sunshine can amplify the perceived temperature, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Children often do not understand the need to rest and hydrate. Thirst is a late manifestation of dehydration - therefore, it is essential to stay hydrated, particularly during prolonged physical activities.

Humidity

The least humid month in Thessaloniki is August, with an average relative humidity of 52%.

Rainfall

The month with the least rainfall in Thessaloniki, Greece, is August, when the rain falls for 8.4 days and typically collects 20mm of precipitation.

Snowfall

April through October are months without snowfall in Thessaloniki.

Sea temperature

In Thessaloniki, the average seawater temperature in August is 26.1°C.
Note: Water temperatures between 25°C and 29°C are ideal for swimming, diving, and other activities, ensuring comfort and enjoyment for lengthened periods.

Daylight

In August, the average length of the day in Thessaloniki is 13h and 45min.
On the first day of August in Thessaloniki, sunrise is at 06:24 and sunset at 20:44. On the last day of the month, sunrise is at 06:54 and sunset at 20:03 EEST.

Sunshine

July and August, with an average of 11.9h of sunshine, are months with the most sunshine.

UV index

The months with the highest UV index in Thessaloniki are July and August, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: A daily maximum UV index of 7 in August translates into the following instructions:
Avoid overexposure. Fair-skinned individuals can burn in under 20 minutes. Seek shade and limit direct Sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its peak, but be aware that not all shade structures provide complete sun protection. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Note! Reflective surfaces like sand and water heighten the UV radiation levels.
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FAQ

How hot is it in Thessaloniki in August?

Thessaloniki in August has an average high-temperature of 31.7°C and an average low-temperature of 20.8°C. The average heat index (a.k.a. 'feels like', 'apparent temperature'), which combines air temperature and relative humidity, in August is calculated to be 34°C.

What is the least humid month in Thessaloniki?

The least humid month in Thessaloniki is August, with an average relative humidity of 52%.

What is the average humidity in August in Thessaloniki?

The average relative humidity in August in Thessaloniki, Greece, is 52%.

What is the driest month in Thessaloniki?

August is the month with the least rainfall in Thessaloniki. Rain falls for 8.4 days and accumulates 20mm of precipitation.

How many days does it rain in August in Thessaloniki?

In August, in Thessaloniki, Greece, the rain falls for 8.4 days. Throughout August, 20mm of precipitation is accumulated.

When it does not snow in Thessaloniki?

In Thessaloniki, Greece, snow does not fall in April through October.

How warm is the water in August in Thessaloniki?

In Thessaloniki, Greece, in August, the average water temperature is 26.1°C. For swimming, diving, and other water activities, temperatures between 25°C and 29°C are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable.

How many hours of daylight does Thessaloniki have in August?

In Thessaloniki, Greece, the average day length in August is 13h and 45min.

When are sunrise and sunset in August in Thessaloniki?

In August, on the first day of the month, sunrise is at 06:24 and sunset at 20:44. On the last day of the month, sunrise is at 06:54 and sunset at 20:03 EEST.

What are the months with the most sunshine in Thessaloniki?

The months with the most sunshine in Thessaloniki are July and August, with an average of 11.9h of sunshine.

How many hours of sunshine does Thessaloniki have in August?

The average sunshine duration in August in Thessaloniki is 11.9h.

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

July and August, with an average maximum UV index of 7, are months with the highest UV index in Thessaloniki, Greece.

How high is the UV index in August in Thessaloniki?

The average daily maximum UV index in August in Thessaloniki, Greece, is 7. A UV Index estimate of 6 to 7 represents a high health risk from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
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

Average temperature in August
Thessaloniki, Greece

Average temperature in August - Thessaloniki, Greece
  • Average high temperature in August: 31.7°C

The warmest month (with the highest average high temperature) is July (31.8°C).
The month with the lowest average high temperature is January (8.4°C).

  • Average low temperature in August: 20.8°C

The month with the highest average low temperature is August (20.8°C).
The coldest month (with the lowest average low temperature) is January (2.2°C).

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Average pressure in August
Thessaloniki, Greece

Average pressure in August - Thessaloniki, Greece
  • Average pressure in August: 1014.7mbar

The month with the highest atmospheric pressure is December (1019.8mbar).
The month with the lowest atmospheric pressure is July (1013.2mbar).

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Average wind speed in August
Thessaloniki, Greece

Average wind speed in August - Thessaloniki, Greece
  • Average wind speed in August: 7.5km/h

The windiest month (with the highest average wind speed) is February (9.2km/h).
The calmest month (with the lowest average wind speed) is November (7.3km/h).

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Average humidity in August
Thessaloniki, Greece

Average humidity in August - Thessaloniki, Greece
  • Average humidity in August: 52%

The months with the highest relative humidity are January and February (75%).
The month with the lowest relative humidity is August (52%).

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Average rainfall in August
Thessaloniki, Greece

Average rainfall in August - Thessaloniki, Greece
  • Average rainfall in August: 20mm

The wettest month (with the highest rainfall) is March (55mm).
The driest month (with the least rainfall) is August (20mm).

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Average rainfall days in August
Thessaloniki, Greece

Average rainfall days in August - Thessaloniki, Greece
  • Average rainfall days in August: 8.4 days

The month with the highest number of rainy days is March (14.3 days).
The month with the least rainy days is August (8.4 days).

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Average snowfall in August
Thessaloniki, Greece

Average snowfall in August - Thessaloniki, Greece
  • Average snowfall in August: 0mm

The month with the highest snowfall is January (35mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).

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Average snowfall days in August
Thessaloniki, Greece

Average snowfall days in August - Thessaloniki, Greece
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (2.1 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average sea temperature in August
Thessaloniki, Greece

Average sea temperature in August - Thessaloniki, Greece
  • Average sea temperature in August: 26.1°C

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).

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Average daylight in August /
Average sunshine in August
Thessaloniki, Greece

Average daylight in August / Average sunshine in August - Thessaloniki, Greece
  • Average daylight in August: 13h and 5min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in August: 11h and 5min

The months with the most sunshine are July and August (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 5h and 48min).

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Average sunshine days in August
Thessaloniki, Greece

Average sunshine days in August - Thessaloniki, Greece
  • Average sunshine days in August: 20 days

The month with the most sunshine days is August (20 days).
The month with the least sunshine days is June (13.5 days).

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Average UV index in August
Thessaloniki, Greece

Average UV index in August - Thessaloniki, Greece
  • Average UV index in August: 7

The months with the highest UV index are July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 2).

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Average cloud cover in August
Thessaloniki, Greece

Average cloud cover in August - Thessaloniki, Greece
  • Average cloud cover in August: 16

The month with the most cloud cover is February (Cloud cover 44).
The month with the least cloud cover is July (Cloud cover 15).

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Average visibility in August
Thessaloniki, Greece

Average visibility in August - Thessaloniki, Greece
  • Average visibility in August: 10km

The months with the highest visibility are May, June, July, August, September and October (10km).
The months with the lowest visibility are January, February, March, April, November and December (9km).

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Thessaloniki, Greece

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