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Thessaloniki Monthly Climate Averages
Thessaloniki is situated in humid subtropical zone which is known for warm weather during summer time with high humidity and soft and cool winter with short rainfalls.
To help you choose the best time to travel, you can find climate data below on the weather in Thessaloniki .
Month | t°C day |
t°C night |
mm rain |
daylight |
January | +9.3 | +1.3 | 37 | 10.2h |
February | +10.9 | +2.2 | 38 | 11.2h |
March | +14.2 | +4.5 | 41 | 12.4h |
April | +19 | +7.5 | 38 | 13.8h |
May | +24.5 | +12.1 | 44 | 14.9h |
June | +29.2 | +16.3 | 30 | 15.5h |
July | +31.5 | +18.6 | 24 | 15.2h |
August | +31.1 | +18.3 | 20 | 14.2h |
September | +27.2 | +14.9 | 27 | 12.9h |
October | +21.2 | +10.8 | 41 | 11.6h |
November | +15.4 | +6.8 | 54 | 10.4h |
December | +11 | +3 | 55 | 9.9h |
The best weather conditions for the beach leisure in Thessaloniki are typically June, July, August, September. Best season with the soft weather for the sightseeing and long walks are April, May, October.
Temperature in Thessaloniki
The table shows that the hottest months in Thessaloniki are July and August, during which the average daytime temperature reaches +31.5°C and the nighttime temperature falls to +18.6°C.
The coldest months are January and February, when the daily average temperature falls to +9.3°C, and drops to +1.3°C during the night.
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Sea temperature
The month with the highest average monthly temperature in the Aegean Sea on the beaches of Thessaloniki is August with 26 degrees.
The coldest water can be found in February — 13degrees C.
Precipitation
The largest amount of precipitation falls on average in December and November, up to 55mm, and the least in August and July — up to 20mm.