Last updated: August 21, 2025
September in Varna, Bulgaria showcases a delightful transition into autumn, featuring a maximum temperature of 28°C (83°F) and an average of 20°C (69°F), making it ideal for outdoor activities. With a minimum temperature dipping to 10°C (50°F), the weather remains pleasantly warm yet comfortable. This month witnesses light precipitation, totaling 18 mm (0.7 in) over just 3 days, ensuring that sunny moments dominate the landscape. Relative humidity stands at 63%, adding a slight crispness to the air, perfect for leisurely strolls along the picturesque coastline or exploring the rich cultural heritage of this vibrant coastal city.
In September, Varna, Bulgaria, experiences a delightful transition into autumn with temperatures that reflect the lingering warmth of summer. The month sees a minimum of 10°C (50°F) and a pleasing average of 20°C (69°F), peaking at a comfortable 28°C (83°F). This gradual cooling is evident as the temperatures drop from the sweltering highs of August, yet remain inviting enough for outdoor activities. As days begin to shorten, September offers a perfect blend of warmth and impending freshness, making it an ideal time for both relaxation and exploration in this coastal city.
In September, Varna, Bulgaria experiences a notable shift in precipitation, with only 18 mm (0.7 in) of rainfall spread over 3 days. This marks a significant decrease compared to the wetter months of June and July, which often bring heavier downpours. Following the dry spell of August, which recorded just 14 mm (0.6 in), September serves as a transitional period, where the balance of sunny days and occasional rain tends to enhance the city's late-summer charm. As the month progresses, moisture levels begin to pick up again, foreshadowing the return of more substantial rainfall in October, making September a quaint yet pivotal time in Varna's climatic calendar.
In September, Varna, Bulgaria, experiences a slight rise in humidity, averaging 63%. This marks a transition from the more comfortable summer months, where humidity levels dipped to 60% in August, indicating a drier spell. As the city shifts into autumn, the humidity gradually increases, preparing residents for the wetter months ahead, with October seeing a significant jump to 76%. Overall, the trend showcases a characteristic pattern of decreasing humidity during the summer, followed by a steady rise as autumn approaches, providing a unique climate rhythm that defines Varna throughout the year.
As September rolls into Varna, Bulgaria, the sun continues to shine brightly with a UV Index of 7, indicating a high exposure category. This marks a slight decrease from the peak summer months, where the UV Index reached an intense 9 during June, July, and August. With a burn time of 25 minutes, it's essential to remain mindful of sun protection. As the summer fervor transitions into early autumn, the UV Index remains substantial, reflecting a trend of gradually decreasing UV levels yet still necessitating caution. For those enjoying the last bits of warm weather outdoors, it’s wise to stay informed about daily UV conditions through reliable sources like Varna UV Index.
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September in Varna, Bulgaria, offers a delightful transition from the sun-drenched peak of summer to the gentle embrace of autumn. With 341 hours of sunshine, it stands as a vibrant month, outshining the cooler October but slightly dimmer than the sun-soaked summer months. While the days begin to shorten, the warmth of the sun remains perceptibly comforting, inviting both locals and visitors to savor the lingering golden hour by the Black Sea. This month captures a beautiful balance, reflecting a trend of decreasing sunlight as the year progresses, yet still boasting a generous glow that encourages outdoor adventures and leisurely strolls along the seafront.
In Varna, Bulgaria, September marks a delightful shift in weather patterns, offering a 55% chance of sunny days. This is a significant increase compared to the earlier months of the year, such as April and May, where the sunshine chances hover around 46% and 45%, respectively. Following the peak summer months, July and August, which boast an impressive 77% and 75% chance of sunlight, September retains a commendable level of brightness. As the region transitions into autumn, visitors can expect a pleasant blend of warmth and sunshine, making it an ideal time to explore the beautiful coastline and cultural treasures of this vibrant city.
As summer gracefully fades into autumn, September in Varna, Bulgaria, offers a delightful balance of daylight, with approximately 12 hours of sunlight that invites outdoor adventures. This month marks a gentle transition from the longer days of June and July, which bask in 15 hours and 14 hours of light, respectively, tapering down to 10 hours by October. The steady decline in daylight during the late summer and early autumn showcases nature’s rhythm, as the 13 hours of light in August gives way to the soft golden hues of September. This gradual shift not only enhances the beauty of Varna’s landscapes but also signals the arrival of cozy, cooler evenings, allowing residents and visitors alike to savor the splendor of early fall.
As summer fades into autumn, September in Varna, Bulgaria, welcomes a gentle increase in the winds, with an average speed of 4.4 m/s (10 mph). This marks a refreshing shift from the calmer, almost tranquil breezes of August, which lingered around 3.5 m/s (8 mph). The transition signals not only the end of the peak tourist season but also an invigorating change in the air, as nature prepares for the brisk months ahead. Interestingly, September's winds are a precursor to October's stronger gusts, which average 5.2 m/s (12 mph), indicating a gradual build-up in wind strength as the year draws to a close. This subtle uptick in wind speed mirrors the shifting rhythms of life in Varna, where every season brings its own unique character and charm.
Weather in Varna varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Varna, focusing on differences in temperature, rainfall, humidity, and UV levels.
September and January present stark contrasts in weather. In September, temperatures are mild, ranging from a minimum of 10°C (50°F) to a maximum of 28°C (83°F), with an average of 20°C (69°F). The month sees only light precipitation, totaling 18 mm (0.7 in) over approximately 3 days, and a moderate humidity level of 63%. In contrast, January experiences much colder temperatures, with lows plunging to -11°C (13°F) and a high of 14°C (58°F), averaging just 3°C (38°F). This winter month is also wetter, receiving 58 mm (2.3 in) of precipitation over 8 days, alongside increased humidity at 84%. For a more detailed look at January weather, you can visit Varna weather in January.
September and February exhibit markedly different weather patterns. In September, temperatures range from a mild 10°C (50°F) at night to a warm 28°C (83°F) during the day, with an average of 20°C (69°F). The month sees relatively low precipitation, with only 18 mm (0.7 in) falling over about 3 days, and humidity sits at a comfortable 63%. In contrast, February is much chillier, with temperatures ranging from a minimum of -5°C (22°F) to a maximum of 15°C (60°F), averaging just 5°C (41°F). This month experiences more precipitation, totaling 40 mm (1.6 in) over approximately 7 days, accompanied by higher humidity levels at 81%. For more details on February weather, visit Varna weather in February.
September weather generally offers warmer temperatures, with a minimum of 10°C and an average of 20°C, peaking at 28°C, while March experiences much chillier conditions, starting at a minimum of -9°C and averaging only 6°C. Rainfall in September is relatively light at 18 mm over just three days, whereas March sees significantly more precipitation at 53 mm spread over nine days, contributing to its higher humidity at 79%. Thus, while September is a time of warm, dry breezes, March presents a damp and brisk transition into spring. For more specifics, you can check Varna weather in March.
September and April present quite distinct weather characteristics. In September, temperatures range from a mild 10°C (50°F) at night to a warm 28°C (83°F) during the day, with an average of 20°C (69°F). This month experiences relatively low precipitation at 18 mm (0.7 in) over just three days, and humidity stands at 63%. In contrast, April is noticeably cooler, with temperatures ranging from a minimum of 2°C (36°F) to a maximum of 22°C (72°F), averaging 10°C (50°F). It also sees higher rainfall, totaling 33 mm (1.3 in) spread over six days, and humidity is higher at 75%. For those interested in more detailed insights, you can refer to Varna weather in April.
In comparison, September features warmer temperatures than May, with a minimum of 10°C (50°F) and an average of 20°C (69°F), peaking at 28°C (83°F). September experiences lower humidity at 63% and less precipitation, with an average of 18 mm (0.7 in) spread over just 3 days. In contrast, May has cooler temperatures, starting at a minimum of 8°C (47°F) and averaging 16°C (61°F), alongside a maximum of 25°C (77°F). Additionally, May is characterized by higher humidity at 77% and more rainfall, totaling 36 mm (1.4 in) over 9 days. For a detailed overview, you can check Varna weather in May.
In comparing the weather between September and June, we notice some distinct differences. September features a comfortable temperature range with a minimum of 10°C (50°F), an average of 20°C (69°F), and a maximum reaching 28°C (83°F). The month tends to be relatively dry, with only 18 mm (0.7 in) of precipitation spread over about 3 days and a humidity level of 63%. In contrast, June offers slightly warmer conditions, with a minimum of 11°C (52°F), an average of 21°C (70°F), and a maximum of 29°C (84°F). However, it is significantly wetter, receiving 85 mm (3.4 in) of rainfall over approximately 15 days and a higher humidity level of 71%. For more detailed June weather information, you can visit Varna weather in June.
When comparing the weather in September to July, it's clear that September offers cooler temperatures, with a minimum of 10°C (50°F) and an average of 20°C (69°F), compared to July's milder minimum of 16°C (61°F) and average of 23°C (74°F). The peak temperature in September reaches 28°C (83°F), which is slightly lower than July's maximum of 31°C (88°F). Additionally, September experiences significantly less precipitation, with only 18 mm (0.7 in) over three days, while July sees 51 mm (2.0 in) across nine days. Humidity is relatively high in both months, but slightly more oppressive in July at 69% compared to September's 63%. For those interested in a deeper dive into July's weather specifics, you can check Varna weather in July.
In comparison to August, September experiences cooler temperatures, with a minimum of 10°C (50°F) and an average of 20°C (69°F), while August sees a minimum of 17°C (62°F) and an average of 24°C (76°F). The maximum temperatures also drop, from 31°C (88°F) in August to 28°C (83°F) in September. Although both months have similar precipitation levels—18 mm (0.7 in) in September and 14 mm (0.6 in) in August—the humidity slightly increases in September at 63% compared to 60% in August. For more detailed information on the August weather, you can check Varna weather in August.
In September, the weather is generally warmer with temperatures ranging from a minimum of 10°C (50°F) to a maximum of 28°C (83°F), averaging at 20°C (69°F). The month experiences relatively low precipitation, totaling only 18 mm (0.7 in) over about 3 days, and the humidity sits at 63%.
In contrast, October sees a drop in average temperatures, with a minimum of 7°C (44°F) and a maximum of 26°C (78°F), averaging around 15°C (60°F). The rainfall significantly increases to 60 mm (2.3 in) over 6 days, and the humidity rises to 76%. These changes mark a shift toward a cooler and wetter climate as autumn progresses. For more detailed information, you can check Varna weather in October.
September’s weather tends to be warmer and more pleasant, with average temperatures around 20°C (69°F) and highs reaching 28°C (83°F). It experiences relatively low precipitation, with only 18 mm (0.7 in) over three days, and the humidity sits at a comfortable 63%. In contrast, November brings a significant drop in temperatures, where the average temperature falls to 11°C (52°F), and nighttime lows can dip to -1°C (30°F). This month also sees increased precipitation of 55 mm (2.1 in) spread over eight days, contributing to higher humidity levels of 81%. For a closer look at conditions in November, check out Varna weather in November.
In September, the weather is generally mild and pleasant, with temperatures ranging from a minimum of 10°C (50°F) to a maximum of 28°C (83°F) and an average of 20°C (69°F). Precipitation is relatively low at 18 mm (0.7 in) over just three days, and the humidity sits at a comfortable 63%. In contrast, December presents a stark change, characterized by colder temperatures that can drop as low as -5°C (23°F) and average around 7°C (44°F), peaking at 17°C (63°F). This month sees much more precipitation, with 73 mm (2.9 in) spread across 11 days and higher humidity levels at 84%. For a more detailed look at the December weather in Varna, you can visit Varna weather in December.
As summer transitions to autumn, September in Varna offers a delightful blend of warmth and mildness, making it an ideal time to explore this coastal city. The weather showcases a refreshing change with pleasant temperatures, typically providing a comfortable atmosphere for both locals and visitors alike. With only a few days of rain and moderate humidity, the month stands out as a perfect escape from the more intense heat of July and August. This charming climate invites you to enjoy the outdoor attractions and vibrant culture Varna has to offer. For a deeper dive into the seasonal patterns, be sure to check out Varna Climate.