Last updated: August 21, 2025
In September, Razlog, Bulgaria, offers a delightful transition from the warmth of summer to the coolness of autumn. Daily temperatures peak at a pleasant 27°C (81°F), while averaging a comfortable 13°C (55°F). However, the nights can be brisk, dipping to a minimum of -4°C (25°F). This month experiences a modest precipitation total of 48 mm (1.9 in) over approximately 8 days, creating a refreshing atmosphere with a humidity level around 57%. Visitors can expect a mix of sunny days and cooler evenings, making September an ideal time to explore the natural beauty of this picturesque region.
September in Razlog, Bulgaria, marks a delightful transition into early autumn, characterized by a noticeable warming trend compared to the preceding months. With temperatures ranging from a chilly -4°C (25°F) at night to a pleasant 27°C (81°F) during the day, visitors can enjoy comfortable weather for outdoor adventures. The average temperature sits at a cozy 13°C (55°F), striking a perfect balance for those looking to explore the breathtaking landscapes. As the summer warmth lingers, September offers a vibrant backdrop of changing leaves, making it an ideal time to experience the natural beauty of Razlog before the impending chill of October sets in.
In September, Razlog, Bulgaria experiences a noticeable decline in precipitation, with only 48 mm (1.9 in) of rain recorded over 8 days. This follows a summer where rainfall peaked, particularly in June with 162 mm (6.4 in). As the warmer months fade, September signals a shift towards drier conditions, contributing to a pleasant transition into autumn. Notably, the decrease from the heavy rains of earlier months allows residents and visitors to enjoy clearer skies and milder temperatures, making it an ideal time for outdoor activities before the arrival of the wetter fall season.
In September, Razlog experiences a noticeable shift in humidity, with levels averaging around 57%. This marks an increase from the sultry summer months, where humidity dipped to a low of 47% in August, suggesting a gradual transition as autumn approaches. However, September maintains a relatively comfortable level compared to earlier months, notably lower than the 88% of January and the 85% seen in November. As the year progresses into October, humidity levels rise again to 76%, highlighting the area's unique seasonal rhythm. Overall, while September signals the end of summer, it still offers a balanced atmosphere—encouraging outdoor activities before the chill of winter sets in.
As September rolls in, Razlog experiences a shift in its UV Index, peaking at 8, which falls into the very high exposure category. With a burn time of just 15 minutes, this month continues the trend of high UV levels seen from the summer. The UV Index has steadily increased throughout the warmer months, with June and July reaching their peak at 11 and 10 respectively, prompting residents and visitors to take necessary sun protection measures. As autumn approaches, the UV levels begin to wane slightly, but vigilance remains essential. For those planning outdoor activities, it's wise to stay informed and protect your skin. For more details on the UV Index in Razlog, check out Razlog UV Index.
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September in Razlog, Bulgaria, offers a delightful blend of warm days and ample sunshine, contributing 342 hours of bright, sunny skies. As summer gradually fades, this month reflects a decline in sunlight compared to the peak of July and August, which basked in 422 and 399 hours respectively. However, September still maintains a robust amount of sunshine, significantly higher than the winter months, such as January's 179 hours and February's 235 hours. This soothing transition from the summer's intensity heralds the onset of autumn, making September an ideal time to enjoy the scenic beauty of Razlog under its golden sun. As the days grow shorter, the gentle warmth and lingering light invite residents and visitors alike to savor the last remnants of summer before the chill sets in.
As summer fades, September in Razlog, Bulgaria, presents a delightful balance of sunny days and cooler temperatures. With a 52% chance of sunshine, this month marks a transitional phase that mirrors the warm vibes of August, which boasts a promising 74%. However, September’s sun probability dips slightly compared to the peak summer months, yet it remains significantly higher than earlier months like January and November, which languish around 26% and 32%, respectively. This consistent warmth and moderate sunshine make September an inviting time for outdoor activities, allowing visitors to enjoy the lingering summer glow while beginning to embrace the crispness of autumn.
As summer fades into autumn, September in Razlog, Bulgaria, sees a gradual decrease in daylight, offering about 12 hours of sunshine—a comforting transition from the 15 hours at its peak in June. This month signifies a gentle shift, where the vibrant summer days give way to a more mellow light as nature prepares for the chill of winter. The daylight duration in September continues the downward trend that began in late July, contrasting sharply with the earlier months of the year. As the days grow shorter, residents and visitors alike can relish the softening light and its warm hues, marking the start of autumn's charm before the daylight dwindles further into the cooler months ahead.
As September sweeps into Razlog, Bulgaria, the gentle caress of the wind is a delightful reminder of the season's transition. With an average wind speed of 1.7 m/s (4 mph), September mirrors the calmness of August, contributing to a serene atmosphere that lingers in the air. This slight stability in wind patterns can be traced back through the summer months, where the speeds remained modest, peaking briefly in the earlier winter months of January and December. Observing this trend, it becomes clear that the fall brings a subtle shift, with the winds continuing to whisper softly through the valleys, making September a perfect time for leisurely strolls amidst the beautiful autumn foliage.
Weather in Razlog varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Razlog, focusing on differences in temperature, rainfall, humidity, and UV levels.
In September, the weather is generally milder with temperatures ranging from a minimum of -4°C (25°F) to a maximum of 27°C (81°F) and an average of 13°C (55°F). The month sees about 48 mm (1.9 in) of precipitation over approximately 8 days, accompanied by a relatively comfortable humidity level of 57%. In contrast, January is characterized by much colder temperatures, with a minimum of -23°C (-9°F), an average temperature of -4°C (25°F), and a maximum of 9°C (48°F). Precipitation increases to 76 mm (3.0 in) over 10 days, and humidity rises significantly to 88%. For more detailed information, you can check Razlog weather in January.
September and February present starkly contrasting weather conditions. In September, the temperatures range from a cool -4°C (25°F) at night to a warm 27°C (81°F) during the day, making it a more temperate month with an average of 13°C (55°F). The precipitation level is moderate at 48 mm (1.9 in) over about 8 days, alongside a comfortable humidity of 57%. In contrast, February brings much colder temperatures, with a chilling minimum of -21°C (-5°F) and a maximum of 13°C (55°F), averaging around -1°C (30°F). This winter month sees higher precipitation at 65 mm (2.6 in) spread over 10 days, and the humidity is notably higher at 83%. For more information on the weather specifics in February, you can visit Razlog weather in February.
In comparing the weather of September and March, it's clear that March is significantly colder with average temperatures hovering around 1°C (34°F), compared to September's more moderate average of 13°C (55°F). March also experiences lower minimum temperatures, dropping to -20°C (-4°F), while September sees a milder minimum of -4°C (25°F). Additionally, March is much wetter with a total precipitation of 111 mm (4.4 in) over 13 days, compared to September’s 48 mm (1.9 in) across just 8 days. The humidity is also higher in March, at 81% against September's 57%, contributing to a much chillier atmosphere. For more details, you can check out Razlog weather in March.
September and April present contrasting weather patterns. In September, temperatures range from a minimum of -4°C (25°F) to a comfortable maximum of 27°C (81°F), with an average temperature of 13°C (55°F). The month experiences moderate humidity at 57% and a total precipitation of 48 mm (1.9 in) over 8 days. In contrast, April is cooler, with temperatures stretching from a low of -10°C (14°F) to a high of 20°C (69°F) and an average of just 6°C (42°F). This month is wetter, with 91 mm (3.6 in) of rainfall across 13 days and higher humidity at 71%. For more insights, you can check Razlog weather in April.
In September, the weather tends to be milder, with average temperatures around 13°C (55°F) and a maximum of 27°C (81°F). The month experiences less precipitation, totaling 48 mm (1.9 in) over about 8 days, contributing to a lower humidity level of 57%. In contrast, May sees slightly cooler average temperatures at 11°C (51°F) and a maximum of 24°C (76°F), accompanied by significantly higher rainfall of 115 mm (4.5 in) spread over 19 days. The humidity also rises in May to 74%, creating an overall wetter atmosphere. For more detailed information on the weather in May, you can explore this link: Razlog weather in May.
In comparing the weather of September and June, notable differences can be observed. September experiences a broader temperature range, with minimums dropping to -4°C (25°F) and maximums reaching up to 27°C (81°F), while June's temperatures are consistently warmer, with a minimum of 1°C (34°F) and a maximum of 28°C (83°F). Additionally, September sees significantly less precipitation—48 mm (1.9 in) over 8 days—compared to June, which receives 162 mm (6.4 in) over 20 days, contributing to an overall wetter June with higher humidity at 63% compared to September's 57%. For more specific details about the weather conditions in June, you can check Razlog weather in June.
In comparing the weather of September and July, we can see notable differences in temperature and precipitation patterns. September experiences a wider temperature range, with minimums dropping to -4°C (25°F) and maximums reaching 27°C (81°F), while the average temperature is around 13°C (55°F). In contrast, July has milder lows at 6°C (43°F) and higher highs, peaking at 30°C (86°F), with an average temperature of 16°C (62°F). Precipitation also varies significantly; September receives 48 mm (1.9 in) over 8 days, whereas July sees more rain, totaling 89 mm (3.5 in) across 14 days. The humidity levels are relatively similar, with September at 57% and July slightly higher at 60%. For a more detailed look at July weather, you can check Razlog weather in July.
In September, temperatures show a significant shift compared to August, with a minimum of -4°C (25°F) and an average of 13°C (55°F), while the maximum reaches 27°C (81°F). In contrast, August presents a milder climate, featuring minimum temperatures of 5°C (42°F), an average of 17°C (63°F), and a peak of 30°C (86°F). Although both months experience precipitation for 8 days, September receives slightly less rain at 48 mm (1.9 in) compared to August's 59 mm (2.3 in), and the humidity is notably higher in September at 57% versus August's 47%. For more details on the weather patterns, check Razlog weather in August.
September and October present distinct shifts in weather patterns. In September, temperatures range from a minimum of -4°C (25°F) to a maximum of 27°C (81°F), with an average of 13°C (55°F). The month sees around 48 mm (1.9 in) of rainfall over 8 days, coupled with a relatively moderate humidity level of 57%. In contrast, October experiences cooler temperatures, with a minimum of -4°C (25°F), an average of 8°C (47°F), and a maximum of 23°C (74°F). Precipitation increases to 67 mm (2.6 in) over the same number of days, and humidity rises significantly to 76%. For more details on October weather, visit Razlog weather in October.
In September, the weather is generally milder, with temperatures ranging from a minimum of -4°C (25°F) to a maximum of 27°C (81°F), and an average of 13°C (55°F). This month experiences moderate precipitation of 48 mm (1.9 in) over about 8 days, and humidity levels are a comfortable 57%.
In contrast, November brings a notable drop in temperatures, with minimums dipping to -12°C (11°F) and a much cooler average of 4°C (39°F), while the maximum reaches only 19°C (67°F). Additionally, November sees an increase in precipitation to 62 mm (2.5 in) over the same 8 days but experiences significantly higher humidity at 85%. For a detailed look at Razlog's weather conditions during this month, check out Razlog weather in November.
September weather is characterized by mild temperatures ranging from a minimum of -4°C (25°F) to a maximum of 27°C (81°F), with an average of 13°C (55°F). The month sees approximately 48 mm (1.9 in) of precipitation over 8 days and maintains a humidity level of 57%. In contrast, December experiences much colder conditions, with temperatures dropping significantly, registering a minimum of -21°C (-6°F) and a maximum of 11°C (52°F), averaging around -1°C (30°F). This winter month also sees higher precipitation, totaling 102 mm (4.0 in) over 13 days, and experiences increased humidity at 87%. For more detailed weather information in December, you can refer to Razlog weather in December.
As summer transitions into autumn, September in Razlog brings a delightful shift in weather, characterized by pleasant temperatures and a mild climate. With an average temperature of 13°C, the month stands out from the sweltering heat of July and August, offering a refreshing atmosphere for outdoor activities. However, the mildness also comes with a touch of humidity, creating a unique balance that residents and visitors alike can appreciate. While precipitation is more frequent compared to the dry spell of the previous months, the overall charm of September in Razlog lies in its crisp air and beautiful landscapes. For a deeper look into what you can expect from Razlog's weather throughout the year, visit Razlog Climate.