Thessaloniki weather in August 2026

Q: How hot is it in Thessaloniki in August?

Daytime temperatures usually reach 31°C in Thessaloniki in August with high heat and humidity, falling to 21°C at night.

Q: How sunny is it in Thessaloniki in August?

There are normally 11 hours of bright sunshine each day in Thessaloniki in August - that's 84% of daylight hours.

Q: How warm is the sea around Thessaloniki in August?

The average sea temperature around Thessaloniki in August is 26°C.

Q: Does it ever rain in Thessaloniki in August?

There are usually 2 days with some rain in Thessaloniki in August and the average monthly rainfall is 6mm.

Expect daytime maximum temperatures of 88°F in Thessaloniki, Greece in August based on long-term weather averages. There are 10 hours of sunshine per day on average.

88
88°F max day temperature
10
10 hours of sunshine per day
4
4 days with some rainfall
64
64°F min night temperature
14
14 hours of daylight per day
M
Moderate heat & humidity
0.9
0.9 inches of monthly rainfall
8
8 (Very High) UV index
79
79°F sea temperature

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The August weather guide for Greece (Thessaloniki) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C) | Imperial (°F)

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How hot is it in Thessaloniki in August?

Daytime temperatures usually reach 88°F in Thessaloniki in August with high heat and humidity, falling to 70°F at night.

How sunny is it in Thessaloniki in August?

There are normally 11 hours of bright sunshine each day in Thessaloniki in August - that's 84% of daylight hours.

How warm is the sea around Thessaloniki in August?

The average sea temperature around Thessaloniki in August is 79°F.

Does it ever rain in Thessaloniki in August?

There are usually 2 days with some rain in Thessaloniki in August and the average monthly rainfall is 0.2 inches.

Thessaloniki August sunrise & sunset times

Browse the sunrise and sunset times for Thessaloniki in August 2026. Select a month to view Thessaloniki sunrise and sunset times for the next 12 months.

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