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Thessaloníki
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Thessaloníki Weather and Climate: A Comprehensive Guide

Thessaloniki has a warm Mediterranean climate, but it’s a bit cooler than the more southern parts of Greece. Winters are cool and very wet, with January being the coldest month at around 10°C, so it’s not the best choice for a winter sun destination. Summers, on the other hand, are warm and pleasant, with August being the hottest month, reaching an average of 32°C. The months of May, June, September, and October offer nice, comfortable temperatures. Over the year, the average high is 21°C, and the average low is 12°C.

Average maximum day and minimum night temperature

The climate in Thessaloníki is known for significant temperature differences throughout the year, making the weather dynamic. Typically, average maximum daytime temperatures range from a very warm 32°C in August to a chilly 10°C in the coolest month, January.

Nights are cooler, with lows often dropping to around 3°C during the colder months. Check out our detailed temperature page for more information.

Temperature ranges by month

Precipitation and rainy days

Generally, Thessaloníki receives mid-range precipitation levels, with 658 mm annually. Thessaloníki offers a pleasant mix of wetter and slightly drier months. The difference in precipitation between December (76 mm) and August (35 mm) is not too significant, making the climate enjoyable for visitors and residents alike.

The mean monthly precipitation over the year, including rain, hail and snow

The average number of days each month with precipitation

Sunshine over the year

For those who appreciate different seasons, Thessaloníki serves as an ideal destination. Expect longer, more sun-filled days in July with an average of 11.3 hours of sunshine daily, and embrace the darker days in December, offering only 3.5 hours of daily sunlight. Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Daily hours of sunshine

Average humidity

The relative humidity is high throughout the year in Thessaloníki.

The city experiences its highest humidity in December, reaching 78%. In July, the humidity drops to its lowest level at 52%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year

Forecast for Thessaloníki

Wed   Jan 15
7°C | 3°C
N 4 m/s
overcast and no rain

overcast and no rain

hourly forecast
Thu   Jan 16
9°C | 4°C
NW 4 m/s
overcast and no rain

overcast and no rain

hourly forecast
Fri   Jan 17
9°C | 2°C
N 4 m/s
almost clear and no rain

almost clear and no rain

hourly forecast
5-Day Forecast 10-Day Forecast

Select a Month of Interest

Check the conditions for any month of the year.

The best time of year to visit Thessaloníki in Greece

During the months of May and October you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.

Other facts from our historical weather data:
  • Which is the warmest month in Thessaloníki?
    August has an average maximum temperature of 32°C and is the warmest month of the year.
  • Which is the coldest month in Thessaloníki?
    The coldest month is January with an average maximum temperature of 10°C.
  • Which is the wettest month in Thessaloníki?
    December tops the wettest month list with 76 mm of rainfall.
  • Which is the driest month in Thessaloníki?
    August is the driest month with 35 mm of precipitation.
  • Which is the sunniest month in Thessaloníki?
    July is the sunniest month with an average of 339 hours of sunshine.

    • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.

     

     


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