Last updated: August 21, 2025
Chepelare, Bulgaria in September offers a delightful transition into autumn with maximum temperatures reaching 29°C (84°F) and an average of 15°C (59°F). Visitors can anticipate a crisp morning chill, as nighttime temperatures can dip to a refreshing minimum of -1°C (31°F). While the month sees approximately 54 mm (2.1 in) of precipitation over seven days, the humidity remains comfortable at 57%. This combination of mild temperatures and occasional rain makes September an ideal time for exploring the stunning landscapes and rich culture of Chepelare.
September in Chepelare, Bulgaria, marks a significant transition as the cool summer days give way to the crispness of autumn. With minimum temperatures hovering around -1°C (31°F) and averaging 15°C (59°F), this month introduces a refreshing chill in the air. The days can still be pleasantly mild, with maximum temperatures reaching up to 29°C (84°F), allowing for comfortable outdoor activities. This blend of cool mornings and warmer afternoons creates an inviting climate, perfect for exploring the stunning natural landscapes that surround the town. As September progresses, visitors can expect a gradual decline in temperatures, hinting at the winter chill on the horizon, but for now, it remains a time of vibrant change in Chepelare.
In September, Chepelare experiences a modest shift in precipitation, with 54 mm (2.1 in) of rain falling over approximately 7 days. This marks a slight increase from the drier months of July and August, both of which saw significantly lower rainfall, making September a gentle precursor to the wetter autumn months ahead. Notably, as summer's warmth fades, the landscape begins to transition, with the sporadic rain nourishing the earth and paving the way for the vibrant colors of fall foliage. This gradual increase in precipitation is indicative of the patterns observed throughout the year, where months of high rainfall in June and May give way to more temperate conditions, only to grow in intensity again as the season changes.
As summer fades into autumn, September in Chepelare, Bulgaria, brings a noticeable shift in humidity levels, settling at 57%. This marks a slight increase from the drier months of July and August, which saw lows of 60% and 47%, respectively. The transition from the heat of summer to the cooler fall months typically results in a return to a more moderate moisture content, paving the way for the crisp air that characterizes the upcoming season. Following September, humidity levels climb again, accentuating the cycle of nature as the region prepares for the wetter months ahead. Overall, September serves as a bridge where the lingering warmth of summer meets the early whispers of autumn, reflected in its balanced humidity.
As the summer winds down in Chepelare, Bulgaria, September features a UV Index of 8, classified as very high, which indicates that sun exposure should still be approached with caution. With a burn time of just 15 minutes, this month continues the trend of elevated UV levels established in peak summer months like June and July, where the index reached an extreme high of 11. This pattern showcases the lingering intensity of sunlight as autumn approaches, though it does signal a gradual decline compared to the summer's peak. As you enjoy the beautiful early autumn days, stay protected and informed about UV levels for safe outdoor activities. For more details, visit Chepelare UV Index.
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In Chepelare, Bulgaria, September marks a graceful transition as summer waves goodbye and autumn prepares to take the stage. With 348 hours of sunshine, the month maintains a warm glow, reflecting the lingering vitality of summer while gradually diminishing daylight hours. This is a noticeable dip from the sun-kissed heights of July, which boasts an impressive 428 hours, and the gentle decline continues through October, which sees 296 hours. Overall, September's ample sunshine offers a perfect balance, ensuring that outdoor adventures can still thrive amidst the colorful onset of fall, making it a beloved time for both locals and visitors to revel in the picturesque landscape of the Rhodope Mountains.
In Chepelare, Bulgaria, the likelihood of sunny weather in September stands at a moderate 47%, reflecting a trend of fluctuating sun chances throughout the year. After enjoying the peak sunshine in July at 77%, the chances begin to taper off in the late summer months. August retains a strong 71%, hinting at the lingering warmth of summer, but come September, the sunshine becomes less assured. While this percentage is on par with early spring months like April and May, it signals the gradual transition into autumn. This means that although September offers decent opportunities for enjoying clear skies, it's wise to be prepared for the unpredictability that accompanies the shift in seasons.
As summer fades into autumn, September in Chepelare, Bulgaria sees a gentle decline in daylight, with an average of 12 hours of sunshine. This marks a transition from the longer days of June and July, where daylight peaked at 15 hours, to the shorter, crisper days of October, which will soon bring 11 hours of light. The pattern emerges clearly: daylight gradually increases from a meager 9 hours in January to a lush 14 hours in May, before tapering off again. September embodies this shift, offering a balance of light as nature prepares for the cooler months ahead, inviting residents and visitors alike to relish in the vibrant hues of early autumn.
As September unfolds in Chepelare, Bulgaria, the wind begins to hint at the transition to autumn, with an average speed of 2.0 m/s (5 mph). This marks a slight increase from the summer months, reflecting a shift in the prevailing breezes as the temperature starts to cool. Throughout the year, wind patterns reveal a gentle ebb and flow, with January and December boasting the highest speeds at 2.6 m/s (6 mph). Notably, the late spring and early summer months of April, May, and June experience their calmest moments, hovering around 1.8 to 1.9 m/s (4 mph). As September arrives, the consistent 2.0 m/s winds serve as a reminder that nature is preparing for its seasonal change, inviting both locals and visitors to embrace the crisp air that heralds the coming beauty of autumn.
Weather in Chepelare varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Chepelare, focusing on differences in temperature, rainfall, humidity, and UV levels.
September and January present strikingly different weather profiles. September enjoys milder temperatures, ranging from a chilly minimum of -1°C (31°F) to a pleasant maximum of 29°C (84°F), yielding an average of 15°C (59°F). In contrast, January experiences much colder conditions, with temperatures plunging to a minimum of -18°C (-1°F) and barely reaching a maximum of 12°C (55°F), resulting in an average of -2°C (29°F).
Precipitation is also noteworthy; September sees about 54 mm (2.1 in) over 7 days, while January has slightly higher precipitation at 70 mm (2.8 in) over 9 days, coupled with increased humidity at 88% compared to September's 57%. This stark contrast between the two months makes September a time of gradual warmth and transition, while January brings the depths of winter. For more detailed information, check out Chepelare weather in January.
September and February present strikingly different weather patterns. In September, temperatures range from a chilly minimum of -1°C (31°F) to a pleasant maximum of 29°C (84°F), with an average of 15°C (59°F). The month sees moderate precipitation totaling 54 mm (2.1 in) over about 7 days, and humidity is a more comfortable 57%. In contrast, February experiences much colder temperatures, with a minimum of -19°C (-2°F) and an average of just 1°C (34°F), peaking at 15°C (59°F). Precipitation is higher, with 67 mm (2.7 in) occurring over 11 days, and humidity levels rise significantly to 83%. For more detailed insights on the weather during this cold month, check Chepelare weather in February.
In September, the weather tends to be much milder, with average temperatures reaching 15°C (59°F) and a maximum of 29°C (84°F), making it a pleasant time of year. The precipitation is relatively low at 54 mm (2.1 in) over about 7 days, accompanied by a moderate humidity level of 57%. In contrast, March experiences much colder conditions, with average temperatures around 3°C (37°F) and a maximum of only 18°C (64°F). Rainfall is more significant during this month, totaling 112 mm (4.4 in) spread over 16 days, along with higher humidity at 81%. For more detailed insights, you can view the Chepelare weather in March.
When comparing the weather in September and April, it's clear that September tends to be warmer, with average temperatures around 15°C (59°F) compared to April's cooler average of 7°C (45°F). September also experiences a wider temperature range, peaking at 29°C (84°F), while April's maximum reaches only 21°C (70°F). However, April sees significantly more precipitation, totaling 109 mm (4.3 in) over 15 days, in contrast to September's 54 mm (2.1 in) over just 7 days. Humidity levels are higher in April at 71%, compared to 57% in September. For a detailed look at the weather in April, you can check Chepelare weather in April.
In comparing September and May weather, September tends to be warmer overall, with average temperatures reaching 15°C (59°F) and maximums of 29°C (84°F), while May has a cooler average of 12°C (54°F) and maximums of 27°C (80°F). However, May experiences significantly more precipitation, with 121 mm (4.8 in) spread across 16 days compared to September's 54 mm (2.1 in) over just 7 days. Additionally, humidity levels in May are notably higher at 74%, compared to September's 57%. For those interested in a deeper understanding of May conditions, you can find more details here: Chepelare weather in May.
When comparing the weather in September to that in June, we see notable differences in both temperature and precipitation. September features a broader temperature range, with a minimum of -1°C (31°F) and a maximum of 29°C (84°F), while June maintains a milder range with a minimum of 3°C (38°F) and a maximum of 30°C (86°F). Additionally, June experiences significantly higher precipitation, measuring 198 mm (7.8 in) over 20 rainy days compared to September’s 54 mm (2.1 in) over just 7 days. The humidity levels in June are slightly higher at 63%, compared to 57% in September. For a more detailed look at June weather, visit Chepelare weather in June.
When comparing the weather in July and September, we can observe significant differences in both temperature and precipitation patterns. July tends to be warmer, with average temperatures reaching 18°C (65°F) and maximums peaking at 32°C (90°F). In contrast, September sees cooler averages at 15°C (59°F), with maximum temperatures of 29°C (84°F) and a minimum dipping to -1°C (31°F). Additionally, July is notably wetter, receiving 138 mm (5.4 in) of precipitation over 14 days, compared to September’s 54 mm (2.1 in) over just 7 days. Both months feature relatively high humidity, with July at 60% and September slightly lower at 57%. For those interested in detailed weather data, you can check out Chepelare weather in July.
In comparing the weather of September to that of August, we see a notable shift in temperatures and humidity levels. September experiences a more pronounced range of temperatures, with a minimum of -1°C (31°F) and a maximum of 29°C (84°F), leading to a cooler average of 15°C (59°F). In contrast, August maintains milder conditions, with a minimum of 7°C (46°F) and a maximum of 33°C (91°F), resulting in a warmer average of 19°C (66°F). While both months see a similar amount of precipitation—54 mm (2.1 in) in September compared to 51 mm (2.0 in) in August—the humidity in September is higher at 57%, compared to 47% in August. To learn more about August weather specifics, you can visit Chepelare weather in August.
In September, the weather tends to be warmer, with average temperatures around 15°C (59°F), peaking at a maximum of 29°C (84°F). The month sees relatively moderate precipitation of 54 mm (2.1 in) over about 7 days, coupled with a humidity level of 57%. In contrast, October brings cooler temperatures, averaging 10°C (49°F) and reaching a maximum of 26°C (79°F), while the minimum can dip to -3°C (26°F). This month experiences more rainfall, with 81 mm (3.2 in) of precipitation spread across 9 days and increased humidity levels of 76%. For a detailed look at October weather, you can visit Chepelare weather in October.
September and November present notably contrasting weather conditions. In September, temperatures range from a brisk -1°C (31°F) at night to a warm 29°C (84°F) during the day, with an average of 15°C (59°F). The month sees around 54 mm (2.1 in) of precipitation over approximately 7 days, accompanied by a moderate humidity of 57%. In contrast, November experiences much cooler temperatures, with nighttime lows plunging to -10°C (15°F) and daytime highs reaching a milder 22°C (71°F), averaging only 5°C (42°F). This month also faces increased precipitation of 82 mm (3.2 in) over 11 days and higher humidity levels at 85%. For more detailed information, visit Chepelare weather in November.
September and December present contrasting weather patterns. In September, temperatures range from a chilly -1°C (31°F) at night to a warm average of 15°C (59°F) during the day, peaking at 29°C (84°F). The month experiences moderate precipitation at 54 mm (2.1 in) over about 7 days, with a humidity level of 57%. In comparison, December sees a significant drop in temperatures, with minimums plummeting to -20°C (-3°F) and an average of just 1°C (35°F), reaching a maximum of 14°C (58°F). Precipitation is also higher in December, totaling 104 mm (4.1 in) across 13 days, and the humidity rises to 87%. For more specific details, you can check Chepelare weather in December.
As September unfolds in Chepelare, the weather presents a delightful transition from the warm summer months to the cool embrace of autumn. With pleasant temperatures averaging around 15°C, the days are still inviting, yet the nights can bring a refreshing chill, dipping close to freezing. Unlike the summer heat, September experiences increased precipitation, marking a shift towards a more humid environment with occasional rain showers. This month serves as a beautiful prelude to the vibrant fall foliage, making it an ideal time for those who revel in the changing seasons. For a deeper dive into the region's climate, visit Chepelare Climate.