Thessaloniki: Weather Guide & Climate
Complete month-by-month weather guide: Thessaloniki. Best time to visit: April, May, June, September, October. Plan your trip with detailed climate data.
☀️ Climate Overview
Thessaloniki has a Warm climate with average yearly highs of 22°C, lows of 13°C, and approximately 8 rainy days per month.
The best time to visit Thessaloniki is during April, May, June, September, October, when temperatures are comfortable and rainfall is moderate
Drier season: Jan–Oct Wetter season: Mar–Dec
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Air Quality
Hottest
Coldest
Driest Month
Windiest Month
12 km/h
January (gusts 28)
Sea Temp Range
9° – 29°C
Warmest water: July (29°C)
Forecast for your trip dates
Up to 14 days aheadWeather by Season
Spring
Mar–May
Summer
Jun–Aug
Autumn
Sep–Nov
Winter
Dec–Feb
Month-by-Month Weather Table
January
February
March
April
BestMay
BestJune
BestJuly
August
September
BestOctober
BestNovember
December
| Month | High | Low | Rain | Sunshine | Humidity | UV Index | Crowds | Condition | View Details |
|---|---|---|---|---|---|---|---|---|---|
| January | 11°C | 4°C | 7d (53mm) | 6.8h | 76% Humid | 3 Moderate | | Good | View Details → |
| February | 14°C | 5°C | 7d (31mm) | 7.6h | 71% Humid | 4.1 Moderate | | Good | View Details → |
| March | 16°C | 7°C | 12d (82mm) | 8.6h | 71% Humid | 5.8 High | | Good | View Details → |
| April (best) | 20°C | 10°C | 10d (74mm) | 10.4h | 68% Humid | 7.7 Very High | | Excellent | View Details → |
| May (best) | 25°C | 15°C | 11d (88mm) | 11.6h | 68% Humid | 8.9 Very High | | Excellent | View Details → |
| June (best) | 31°C | 20°C | 11d (60mm) | 13h | 65% Muggy | 10 Very High | | Excellent | View Details → |
| July | 34°C | 23°C | 4d (34mm) | 13.2h | 58% Moderate | 10.3 Extreme | | Good | View Details → |
| August | 34°C | 22°C | 7d (54mm) | 12.4h | 61% Moderate | 8.8 Very High | | Good | View Details → |
| September (best) | 29°C | 18°C | 7d (39mm) | 10.4h | 65% Muggy | 6.8 High | | Excellent | View Details → |
| October (best) | 23°C | 13°C | 5d (56mm) | 8.4h | 72% Humid | 4.6 Moderate | | Excellent | View Details → |
| November | 17°C | 9°C | 9d (67mm) | 6.5h | 78% Humid | 3 Moderate | | Good | View Details → |
| December | 13°C | 6°C | 10d (99mm) | 5.3h | 82% Very Humid | 2.2 Moderate | | Good | View Details → |
Thessaloniki
Waterfront promenade with White Tower & waterfront and Ano Poli upper town,Byzantine churches, legendary street food, and nightlife.
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Frequently Asked Questions
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More Thessaloniki Guides
Best Time to Visit
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Things to Do
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Where to Stay
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Cost & Budget
Daily costs, money-saving tips, and budget breakdown
Itineraries
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Overview
Complete travel guide for Thessaloniki: top things to do, itineraries, and typical costs.