Bulgaria weather in September

Are you planning a trip to Bulgaria in September and wondering what kind of weather to expect? Look no further than this page for all the information you need.

What is the weather like in Bulgaria in September?

The weather conditions in Bulgaria in September are generally perfect.

During September in Bulgaria, the average maximum temperature varies from pleasant in Ovchartsi with 20°C (68°F) to high in Svilengrad with 27°C (80°F). Minimum nighttime temperatures generally drop to 14°C (57°F) in Svilengrad and 9°C (48°F) in Ovchartsi.

Precipitation in September varies from moderate in Bliznatsi with an average of 36mm (1.4 inches) of rainfall to moderate in Kyustendil with 56mm (2.2 inches). It is also generally a sunny time of year with an average of 246 hours of sunshine in Sunny Beach during the entire month.

To learn more about the weather conditions in specific areas of Bulgaria, check out the map below.

Where to go in Bulgaria in September

Find the average weather conditions in September for the most popular destinations in Bulgaria on the map below. Click on a destination dot for more detailed information.

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Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20-29ºC / 68-84ºF and not too much precipitation (less than 90mm / 3.5inches a month).

Popular destinations in Bulgaria

What is the weather like in September for the 5 most popular destinations in Bulgaria?

Average weather in Sunny Beach

In September Sunny Beach generally has high temperatures with maximum daytime temperatures around 24°C (75°F), minimum nighttime temperatures around 17°C (63°F) and moderate monthly rainfall. So on average the conditions are perfect that month.

Sunny Beach
Max temperature Max temp
Min temperature Min temp
Monthly sun hours Sun hours
Monthly rainfall Rainfall
Monthly rainy days Rainy days
Weather conditions Weather
<<   August August
<<  
28°C / 82°F 
21°C / 69°F 
338 hours 
33mm / 1.3" 
4 days 
24°C / 75°F 
17°C / 63°F 
246 hours 
37mm / 1.5" 
4 days 
October   >> October
>>  
17°C / 63°F 
11°C / 52°F 
205 hours 
54mm / 2.1" 
5 days 
Climate in Sunny Beach

Average weather in Sofia

In September Sofia generally has pleasant temperatures with maximum daytime temperatures around 22°C (71°F), minimum nighttime temperatures around 10°C (50°F) and moderate monthly rainfall. So on average the conditions are perfect that month.

Sofia
Max temperature Max temp
Min temperature Min temp
Monthly sun hours Sun hours
Monthly rainfall Rainfall
Monthly rainy days Rainy days
Weather conditions Weather
<<   August August
<<  
27°C / 80°F 
15°C / 58°F 
308 hours 
51mm / 2" 
7 days 
22°C / 71°F 
10°C / 50°F 
225 hours 
51mm / 2" 
7 days 
October   >> October
>>  
16°C / 60°F 
5°C / 41°F 
170 hours 
53mm / 2.1" 
7 days 
Climate in Sofia

Average weather in Sozopol

In September Sozopol generally has high temperatures with maximum daytime temperatures around 24°C (74°F), minimum nighttime temperatures around 19°C (66°F) and moderate monthly rainfall. So on average the conditions are perfect that month.

Sozopol
Max temperature Max temp
Min temperature Min temp
Monthly sun hours Sun hours
Monthly rainfall Rainfall
Monthly rainy days Rainy days
Weather conditions Weather
<<   August August
<<  
27°C / 81°F 
22°C / 72°F 
303 hours 
29mm / 1.1" 
4 days 
24°C / 74°F 
19°C / 66°F 
244 hours 
36mm / 1.4" 
5 days 
October   >> October
>>  
18°C / 64°F 
13°C / 55°F 
165 hours 
57mm / 2.2" 
5 days 
Climate in Sozopol

Average weather in Bansko

In September Bansko generally has pleasant temperatures with maximum daytime temperatures around 21°C (70°F), minimum nighttime temperatures around 9°C (49°F) and moderate monthly rainfall. So on average the conditions are perfect that month.

Bansko
Max temperature Max temp
Min temperature Min temp
Monthly sun hours Sun hours
Monthly rainfall Rainfall
Monthly rainy days Rainy days
Weather conditions Weather
<<   August August
<<  
26°C / 79°F 
14°C / 56°F 
346 hours 
47mm / 1.9" 
7 days 
21°C / 70°F 
9°C / 49°F 
258 hours 
50mm / 2" 
6 days 
October   >> October
>>  
15°C / 59°F 
5°C / 40°F 
212 hours 
57mm / 2.3" 
7 days 
Climate in Bansko

Average weather in Sveti Vlas

In September Sveti Vlas generally has high temperatures with maximum daytime temperatures around 24°C (75°F), minimum nighttime temperatures around 17°C (63°F) and moderate monthly rainfall. So on average the conditions are perfect that month.

Sveti Vlas
Max temperature Max temp
Min temperature Min temp
Monthly sun hours Sun hours
Monthly rainfall Rainfall
Monthly rainy days Rainy days
Weather conditions Weather
<<   August August
<<  
28°C / 82°F 
21°C / 69°F 
338 hours 
32mm / 1.3" 
4 days 
24°C / 75°F 
17°C / 63°F 
246 hours 
37mm / 1.4" 
4 days 
October   >> October
>>  
17°C / 63°F 
11°C / 52°F 
205 hours 
54mm / 2.1" 
5 days 
Climate in Sveti Vlas

Is your destination not in the list? Have a look at other destinations in Bulgaria.

Is September the best time to go to Bulgaria?

In our opinion September is one of the best times to visit Bulgaria with commonly perfect weather in Sunny Beach.

On average the best time to visit Bulgaria is in May, June, July, August and September with generally perfect weather in Sunny Beach. The worst months are January, February and December that can have poor weather conditions.

Interested in more climate information?

We have much more information about the climate in Bulgaria. Interested in the weather conditions in a specific month? Select the month below.

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  • Weather and climate has detailed information for every country in the world. Are you going to Bulgaria? Get detailed historical weather averages for many cities in Bulgaria.

    Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.