Last updated: August 21, 2025
September in Sozopol, Bulgaria offers a delightful Mediterranean climate characterized by average temperatures around 22°C (71°F), peaking at a warm 28°C (83°F) during the day and dipping to a pleasant 13°C (56°F) at night. With approximately 25 mm (1.0 in) of precipitation spread over 4 days, visitors can expect refreshing rain showers that enhance the region's natural beauty. The air is comfortably humid at 63%, creating an inviting atmosphere for both relaxation and exploration. Whether you're strolling along the picturesque coastline or enjoying the local cuisine, September provides an ideal backdrop for enjoying Sozopol’s charm.
As summer transitions to fall, September in Sozopol, Bulgaria offers a delightful retreat with comfortable temperatures. With minimums around 13°C (56°F) and averages peaking at 22°C (71°F), the days remain pleasantly warm, perfect for beach strolls or exploring the charming architecture of this historic coastal town. Afternoon highs reach up to 28°C (83°F), making it one of the last chances to soak up the sun before the cooler autumn months set in. This month reflects a gradual shift from the heat of summer, allowing visitors to enjoy sunny days and mild evenings, enhancing the allure of Sozopol as a picturesque destination during this beautiful transitional period.
In September, Sozopol experiences a gentle shift in weather, with precipitation measuring 25 mm (1.0 in). This month sees a welcome reprieve from the summer heat, as rainfall occurs on approximately 4 days, enough to refresh the lush surroundings without dampening outdoor activities. Though this amount is modest compared to the heavier showers of January and October, it marks a noticeable drop from the previous months of summer, where August recorded just 14 mm and only 3 rainfall days. As autumn approaches, this blend of mild rain fosters a serene coastal atmosphere, making September an inviting time for visitors to enjoy the scenic beauty of the Bulgarian seaside.
As summer fades into autumn, September in Sozopol, Bulgaria, sees a slight uptick in humidity, reaching 63%. This marks a gentle transition from the more arid months of July and August, which boast the lowest humidity levels at 69% and 60%, respectively. The trend showcases a gradual increase in moisture as the year progresses, with humidity climbing from the summer's end into the cooler fall months. Following September, October experiences a notable rise to 76%, setting the stage for late autumn's dampness. Overall, Sozopol's coastal climate offers a unique blend of warm, dry summers, giving way to a more humid and refreshing atmosphere as it embraces the change of seasons.
As summer gives way to autumn in Sozopol, Bulgaria, September maintains a robust UV Index of 7, categorizing the sun exposure as high with a burn time of 25 minutes. This marks a slight decrease from the intense levels experienced during the peak summer months, which consistently reached a UV Index of 9. The transition into fall brings a more moderate ultraviolet environment, making it a perfect time for outdoor activities while still necessitating sun protection. As you enjoy the beautiful coastal scenery, it's essential to stay mindful of the sun's rays and ensure you're adequately shielded. For more details on UV levels throughout the year, visit Sozopol UV Index.
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As summer's warmth gradually gives way to the crisp embrace of autumn, September in Sozopol, Bulgaria, continues to bask in ample sunshine, boasting an impressive 342 hours of sunlight. While this marks a decline from the sun-drenched days of July and August, it's a vibrant reminder of the lingering summer charm. The trend throughout the year showcases a steady rise in sunshine hours peaking in mid-summer, followed by a gradual tapering as the cooler months approach. Even as temperatures dip, September's golden rays create a perfect backdrop for leisurely strolls along the coastline and picturesque sunsets, ensuring that the beauty of Sozopol endures long after the summer crowds have departed.
As summer wanes and September arrives in Sozopol, Bulgaria, the chances of sunny weather remain relatively promising, with a 52% likelihood of sunshine. This marks a notable dip from the peak summer months of July and August, which boast 80% and 78% sunshine probabilities, respectively. However, compared to earlier months like January and February, where the chances linger below 50%, September offers a much brighter outlook. This transitional month signals the tail end of the warm season, providing visitors with pleasant weather for beach outings, leisurely strolls along the coast, and vibrant local festivals before the cooler autumn days set in.
As summer fades and September arrives in Sozopol, Bulgaria, daylight begins to wane, offering 12 hours of sunlight—a gentle decline from the sun-drenched days of June and July, which basked in 15 hours and 14 hours of daylight, respectively. This month marks the transition from the vibrant warmth of summer to the cooler embrace of autumn, as daylight diminishes gradually, echoing the shift in season. Following September, October will bring about yet another decrease to 11 hours, leading towards the shorter, cozier winter months. The rhythm of daylight in Sozopol beautifully reflects the changing seasons, inviting a unique charm that captivates both locals and visitors alike.
As summer wanes, September in Sozopol, Bulgaria, brings a refreshing shift in the air, with average wind speeds picking up to 5.0 m/s (11 mph). This increase heralds the transition from the balmy days of August, during which the winds were calmer, hovering around 3.8 m/s (9 mph). The gentle breeze of September, while still inviting, prepares the coastal town for the brisker conditions of autumn, where wind speeds climb again in October to an invigorating 6.3 m/s (14 mph). Such fluctuations not only offer a reprieve from the summer heat but also signal the onset of a vibrant change in nature, drawing in both locals and tourists eager to embrace the unique charm of Sozopol during this picturesque time of year.
Weather in Sozopol varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Sozopol, focusing on differences in temperature, rainfall, humidity, and UV levels.
In September, the weather is notably warmer, with average temperatures ranging from a minimum of 13°C (56°F) to a pleasant maximum of 28°C (83°F). The month experiences relatively low precipitation, averaging 25 mm (1.0 in) over about 4 days, and a humidity level of 63% that adds to the comfortable atmosphere. In stark contrast, January brings much colder conditions, with temperatures plummeting to a minimum of -8°C (18°F) and an average high of just 15°C (59°F). This winter month sees significantly more precipitation, totaling 78 mm (3.1 in) over approximately 9 days, accompanied by higher humidity at 84%. For a more detailed view of January's weather patterns, you can check Sozopol weather in January.
September weather is generally mild and pleasant, with average temperatures ranging from a minimum of 13°C (56°F) to a maximum of 28°C (83°F), and only 25 mm of precipitation spread over about 4 days. In contrast, February experiences much colder temperatures, averaging between -3°C (27°F) and 15°C (59°F), with higher precipitation levels of 53 mm over approximately 8 days and a humidity of 81%. This stark difference highlights the transition from the warm, summery conditions of September to the chillier, damp climate of February. For more detailed information on February weather in Sozopol, you can check Sozopol weather in February.
September and March present starkly contrasting weather conditions. In September, temperatures are much more moderate, with a minimum of 13°C (56°F) and a pleasant average of 22°C (71°F), peaking at 28°C (83°F). The month sees relatively low precipitation, totaling 25 mm (1.0 in) over about four days, and a comfortable humidity level of 63%. In contrast, March experiences much cooler temperatures, with lows plunging to -6°C (21°F) and an average of only 7°C (45°F), while highs reach a mere 16°C (62°F). This month also has higher precipitation at 54 mm (2.1 in) spread across eight days, coupled with a higher humidity of 79%. For a detailed look at March weather, visit Sozopol weather in March.
In September, the weather tends to be warmer with average temperatures ranging from a minimum of 13°C (56°F) to a maximum of 28°C (83°F), making it more comfortable for outdoor activities. The month sees relatively low precipitation, totaling 25 mm (1.0 in) over about 4 days, and the humidity is around 63%. In contrast, April offers cooler temperatures, with a minimum of 4°C (40°F) and a maximum of 19°C (67°F). This month experiences more rainfall, with 42 mm (1.6 in) spread across 6 days, and higher humidity levels at 75%. The differences between these two months highlight a transition from the warmth of late summer to the chill of spring. For more detailed information, you can check Sozopol weather in April.
In comparing the weather between September and May, September tends to be warmer with average temperatures around 22°C (71°F), peaking at a maximum of 28°C (83°F), while May has cooler average temperatures of 16°C (61°F) with a max of 25°C (77°F). Notably, September experiences lower humidity at 63% compared to May's 77%, making it feel less muggy. However, May sees slightly more rainfall, averaging 28 mm (1.1 in) over about 7 days, whereas September has less precipitation at 25 mm (1.0 in) over 4 days. For a closer look at the weather specifics in May, you can check Sozopol weather in May.
In comparing the weather of September and June, both months exhibit a minimum temperature of 13°C (56°F), but June tends to have a slightly lower average temperature at 21°C (70°F) compared to September's 22°C (71°F). Notably, June has a maximum temperature of 29°C (85°F), just slightly higher than September's 28°C (83°F). However, June is characterized by significantly higher precipitation, averaging 56 mm (2.2 in) over 10 days, while September sees only 25 mm (1.0 in) over just 4 days. Humidity levels also differ, with June at 71%, compared to September's 63%, making September feel a bit drier overall. For more detailed insights, you can check Sozopol weather in June.
When comparing the weather in September and July, we observe notable differences in temperature and humidity levels. September enjoys milder temperatures, with an average of 22°C (71°F) and a maximum of 28°C (83°F), while July is warmer, averaging 24°C (75°F) and peaking at 30°C (86°F). Additionally, September experiences slightly less rainfall, totaling 25 mm (1.0 in) over approximately 4 days, compared to July's 32 mm (1.3 in) over 5 days. The humidity is also a touch lower in September at 63%, compared to 69% in July. For a more detailed look at July's climate, you can check Sozopol weather in July.
In September, the weather is slightly cooler than in August, with temperature lows averaging 13°C (56°F) compared to August's minimum of 19°C (67°F). The average temperature in September is 22°C (71°F), which is a bit lower than August's average of 25°C (77°F), although the maximum temperatures are comparable, with September reaching up to 28°C (83°F) and August peaking at 29°C (85°F). September also experiences a bit more rain, with 25 mm (1.0 in) of precipitation over 4 days, while August has only 14 mm (0.6 in) over 3 days. Humidity remains relatively consistent, with September at 63% and August slightly lower at 60%. For more detailed insights, check Sozopol weather in August.
September and October present a notable shift in weather conditions. In September, temperatures range from a minimum of 13°C (56°F) to a maximum of 28°C (83°F), with an average of 22°C (71°F). The month sees only 25 mm (1.0 in) of precipitation over about 4 days, and humidity hovers around 63%. In contrast, October brings cooler temperatures, with a minimum of 9°C (49°F) and a maximum of 25°C (78°F), averaging 17°C (62°F). Additionally, October is significantly wetter, experiencing 79 mm (3.1 in) of precipitation over 9 days and higher humidity at 76%. This transition marks the beginning of an autumnal feel, making October a more variable month overall. For more details, you can check Sozopol weather in October.
In September, the weather is relatively mild, with temperatures ranging from a minimum of 13°C (56°F) to a maximum of 28°C (83°F) and an average of 22°C (71°F). The month sees about 25 mm (1.0 in) of precipitation over just 4 days, and humidity levels sit at a comfortable 63%. In contrast, November brings a much cooler climate, featuring lower temperatures that drop to a minimum of 1°C (35°F) and an average of 12°C (55°F), peaking at a maximum of 21°C (71°F). The precipitation almost triples, totaling 79 mm (3.1 in) over 10 rainy days, and humidity increases significantly to 81%. For more detailed information, check out Sozopol weather in November.
September and December present starkly contrasting weather conditions. In September, temperatures range from a mild 13°C (56°F) at night to a warm 28°C (83°F) during the day, accompanied by relatively low precipitation of 25 mm (1.0 in) over just four rainy days. This month enjoys a comfortable humidity level of 63%, making it ideal for outdoor activities. In contrast, December brings much colder temperatures, with lows plunging to -2°C (30°F) and a daily average of only 8°C (47°F). The increase in precipitation to 80 mm (3.2 in) spread over 12 days and the higher humidity of 84% create a much wetter and chillier atmosphere. For those interested in experiencing this winter weather, more information can be found at Sozopol weather in December.
As summer fades into fall, September in Sozopol offers a delightful balance of warmth and mildness. With an average temperature of around 22°C (71°F), it’s an excellent time for outdoor activities without the sweltering heat of peak summer months. The month experiences relatively low precipitation, only about 25 mm, spread over just a few days, allowing for plenty of sunshine to enjoy the stunning coastal scenery. While the humidity at 63% is slightly elevated, it remains comfortable for travelers. Overall, September serves as a gentle transition, offering visitors a unique chance to explore Sozopol in a more serene atmosphere. For more insights on what to expect, check out Sozopol Climate.