Bulgaria weather in September

Planning a getaway to Bulgaria this September and curious about the weather you should prepare for? Discover all the vital details you need on this page, solving your puzzle:

What is the weather like in Bulgaria in September?

September in Bulgaria generally has temperatures that range from pleasant to warm, with moderate precipitation.

Based on our climate data spanning from 1990-2020, the average maximum temperature is pleasant in Dobărsko at 19°C to warm in Svilengrad at 28°C. Nighttime temperatures generally drop to 15°C in Svilengrad and 8°C in Dobărsko.

In September, precipitation varies across different areas. From moderate rainfall in Svilengrad with an average of 36 mm to moderate rainfall in Chiflik with 85 mm. The days are mostly sunny, with an average total of around 246 hours of sunshine in Sunny Beach. The sunlight during this month doesn't just make the days brighter, it also seems to make everyone a bit more cheerful.

For a closer look at September's conditions in Bulgaria, see the map below. For a more detailed look at Bulgaria's yearly weather, check out our Bulgaria climate page.

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°C and 29°C and not too much precipitation (less than 90 mm 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, minimum nighttime temperatures around 17°C and moderate monthly rainfall. So on average the conditions are perfect that month.

Sunny Beach
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
28°C 
21°C 
338 hours 
33 mm 
4 days 
24°C 
17°C 
246 hours 
62 mm 
4 days 
October   >> October
>>  
19°C 
12°C 
205 hours 
67 mm 
5 days 
Climate in Sunny Beach

Average weather in Sofia

In September Sofia generally has high temperatures with maximum daytime temperatures around 23°C, minimum nighttime temperatures around 10°C and moderate monthly rainfall. So on average the conditions are perfect that month.

Sofia
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
27°C 
14°C 
308 hours 
50 mm 
6 days 
23°C 
10°C 
225 hours 
50 mm 
5 days 
October   >> October
>>  
17°C 
6°C 
170 hours 
53 mm 
5 days 
Climate in Sofia

Average weather in Sozopol

In September Sozopol generally has high temperatures with maximum daytime temperatures around 24°C, minimum nighttime temperatures around 18°C and moderate monthly rainfall. So on average the conditions are perfect that month.

Sozopol
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
27°C 
22°C 
303 hours 
28 mm 
4 days 
24°C 
18°C 
244 hours 
64 mm 
5 days 
October   >> October
>>  
19°C 
14°C 
165 hours 
85 mm 
5 days 
Climate in Sozopol

Average weather in Bansko

In September Bansko generally has pleasant temperatures with maximum daytime temperatures around 20°C, minimum nighttime temperatures around 8°C and moderate monthly rainfall. So on average the conditions are perfect that month.

Bansko
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
24°C 
11°C 
346 hours 
77 mm 
8 days 
20°C 
8°C 
258 hours 
71 mm 
6 days 
October   >> October
>>  
15°C 
4°C 
212 hours 
71 mm 
8 days 
Climate in Bansko

Average weather in Sveti Vlas

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

Sveti Vlas
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
28°C 
21°C 
338 hours 
33 mm 
4 days 
24°C 
17°C 
246 hours 
63 mm 
4 days 
October   >> October
>>  
19°C 
13°C 
205 hours 
67 mm 
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 visit Bulgaria?

We believe that September is one of the best times to visit Bulgaria with overall perfect weather in Sunny Beach. It's worth noting that weather conditions might differ depending on the location you visit.

Generally speaking, the best visiting conditions can be found in May, June, July, August and September offering mostly perfect weather in Sunny Beach. On the other hand, the months of January, February and December tend to 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.