Bulgaria: when to go?

continental tempéré climate

Bulgaria enjoys a temperate continental climate with four distinct seasons, offering remarkable climatic diversity between its mountains, plains, and Black Sea coast. Bulgarian winter (December-February) can be harsh with negative temperatures and snow, particularly in the mountainous regions of the Balkans and Rhodope. Spring (March-May) sees gradual warming with nature reblooming, ideal for discovering the Valley of Roses near Kazanlak. Summer (June-August) is warm and generally dry, perfect for exploring Sofia, Plovdiv or enjoying the beaches of Varna and Bourgas on the Black Sea. Autumn (September-November) offers mild temperatures and magnificent golden landscapes. For an optimal stay, favor the May to September period which combines pleasant temperatures, low rainfall and long sunny days, ideal for visiting monasteries, hiking in the mountains or discovering the country's exceptional historical heritage.

Best period
May to September
Good alternatives
March to April, October to November
Icy winter
December to February
Ideal:MayJuneJulyAugustSeptember
Avoid:DecemberJanuaryFebruary

Year-round overview

Select a month to plan your trip

Ideal (5)Favorable (4)Fair (3)Unfavorable (2)Not recommended (1)

Climate in numbers

Monthly temperatures and precipitation

Temperature (°C)

Precipitation (mm)

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May
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Jul
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Month by month

Find detailed climate information for each month of the year.

Temperature

-6° — 6°C

Precipitation

41 mm

Average temperature

-0.1°C

Rating

Average

By climate zone

Bulgaria's overall climate1/5
Sofia et la région Ouest2/5
Plovdiv et la Thrace2/5
Les Rhodopes3/5
Vallée des Roses et Stara Planina2/5
Côte de la mer Noire2/5

Frequent snow and negative temperatures. Ski resorts open in the Rhodope Mountains and the Balkans.

Temperature

-5° — 8°C

Precipitation

37 mm

Average temperature

0.3°C

Rating

Average

By climate zone

Bulgaria's overall climate2/5
Sofia et la région Ouest2/5
Plovdiv et la Thrace3/5
Les Rhodopes4/5
Vallée des Roses et Stara Planina2/5
Côte de la mer Noire2/5

Still cold with morning frosts. Last season for winter sports in the mountains.

Temperature

-2° — 13°C

Precipitation

42 mm

Average temperature

1.2°C

Rating

Fair

By climate zone

Bulgaria's overall climate3/5
Sofia et la région Ouest3/5
Plovdiv et la Thrace4/5
Les Rhodopes3/5
Vallée des Roses et Stara Planina3/5
Côte de la mer Noire3/5

Rising temperatures but still cool weather. Nature coming back to life, first buds appearing.

Temperature

2° — 18°C

Precipitation

52 mm

Average temperature

2°C

Rating

Good

By climate zone

Bulgaria's overall climate3/5
Sofia et la région Ouest4/5
Plovdiv et la Thrace5/5
Les Rhodopes3/5
Vallée des Roses et Stara Planina4/5
Côte de la mer Noire4/5

Mild spring weather with frequent rainfall. Rose gardens blooming near Kazanlak.

Temperature

7° — 24°C

Precipitation

69 mm

Average temperature

2.9°C

Rating

Good

By climate zone

Bulgaria's overall climate4/5
Sofia et la région Ouest4/5
Plovdiv et la Thrace5/5
Les Rhodopes4/5
Vallée des Roses et Stara Planina5/5
Côte de la mer Noire4/5

Ideal temperatures for cultural visits. Rose festival in full bloom.

Temperature

11° — 28°C

Precipitation

68 mm

Average temperature

3.6°C

Rating

Good

By climate zone

Bulgaria's overall climate4/5
Sofia et la région Ouest4/5
Plovdiv et la Thrace4/5
Les Rhodopes4/5
Vallée des Roses et Stara Planina5/5
Côte de la mer Noire5/5

Pleasant warmth and long days. Perfect for discovering Sofia and the monasteries.

Temperature

13° — 32°C

Precipitation

51 mm

Average temperature

4°C

Rating

Good

By climate zone

Bulgaria's overall climate5/5
Sofia et la région Ouest5/5
Plovdiv et la Thrace3/5
Les Rhodopes5/5
Vallée des Roses et Stara Planina4/5
Côte de la mer Noire5/5

Ideal season with warm weather and low rainfall. Black Sea perfect for swimming.

Temperature

13° — 33°C

Precipitation

41 mm

Average temperature

3.9°C

Rating

Good

By climate zone

Bulgaria's overall climate5/5
Sofia et la région Ouest5/5
Plovdiv et la Thrace3/5
Les Rhodopes5/5
Vallée des Roses et Stara Planina4/5
Côte de la mer Noire5/5

Optimal conditions for all activities. Varna and Burgas beaches are very pleasant.

Temperature

9° — 27°C

Precipitation

44 mm

Average temperature

3.2°C

Rating

Ideal

By climate zone

Bulgaria's overall climate4/5
Sofia et la région Ouest5/5
Plovdiv et la Thrace5/5
Les Rhodopes5/5
Vallée des Roses et Stara Planina5/5
Côte de la mer Noire5/5

Mild temperatures and magnificent golden landscapes. An excellent time for hiking.

Temperature

4° — 20°C

Precipitation

51 mm

Average temperature

2.2°C

Rating

Good

By climate zone

Bulgaria's overall climate3/5
Sofia et la région Ouest4/5
Plovdiv et la Thrace5/5
Les Rhodopes4/5
Vallée des Roses et Stara Planina4/5
Côte de la mer Noire4/5

Crisp autumn weather but still pleasant. Last favorable period before winter.

Temperature

-1° — 13°C

Precipitation

55 mm

Average temperature

1.1°C

Rating

Fair

By climate zone

Bulgaria's overall climate2/5
Sofia et la région Ouest3/5
Plovdiv et la Thrace3/5
Les Rhodopes2/5
Vallée des Roses et Stara Planina3/5
Côte de la mer Noire3/5

Temperatures dropping with frequent rainfall. First frosts possible in mountainous areas.

Temperature

-5° — 8°C

Precipitation

50 mm

Average temperature

0.2°C

Rating

Average

By climate zone

Bulgaria's overall climate1/5
Sofia et la région Ouest2/5
Plovdiv et la Thrace2/5
Les Rhodopes3/5
Vallée des Roses et Stara Planina2/5
Côte de la mer Noire2/5

Cold with possible snow. Christmas markets in Sofia but difficult conditions for visiting.

Frequently asked questions

Everything about the climate and the best time to visit Bulgaria

The best months to visit Bulgaria are May, June, July, August, September. This period offers favourable weather and ideal conditions for exploring the country at its best.

Yes. Bulgaria experiences a long and cold continental winter, with temperatures dropping well below freezing between December, January, February. The average annual temperature is 10.5°C, which masks the true seasonal variation.

It's possible but requires specific preparation: cold-weather gear, heated accommodations, adapted transportation. Winter reveals magical landscapes (snow, frozen lakes, local festivals), but many summer trails and activities are closed.

For trekking and horse or hiking expeditions, favor the summer season (May, June, July, August, September). Temperatures are comfortable, trails are accessible, and the steppe vegetation is at its peak. It's also the season of major nomadic gatherings.

Summer (May, June, July, August, September) brings together the main cultural and sporting festivals in Bulgaria. Ask our local agency for exact dates of the year to plan your stay around these highlights.

If your travel dates don't match the ideal season in Bulgaria, the Nomadays network brings together more than 100 local agencies worldwide. Get in touch to find out which destination would be ideal for your dates.

Landscape of Bulgaria

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