September Weather in Tsarevo, Bulgaria

Last updated: August 21, 2025

September in Tsarevo, Bulgaria brings a delightful blend of warmth and mildness, with daytime temperatures peaking at a maximum of 29°C (85°F) and settling to an average of 21°C (71°F). The evenings turn cooler, with temperatures dipping to a comfortable minimum of 13°C (56°F). While this charming coastal town enjoys a relatively low precipitation level of 40 mm (1.6 in) over 7 days, the 63% humidity adds a refreshing touch to the atmosphere. Visitors can expect vibrant days perfect for exploring the stunning beaches and lush landscapes, making September an ideal time to experience Tsarevo's natural beauty.

September Temperature in Tsarevo

As summer begins to wane, September in Tsarevo, Bulgaria offers a delightful transition into autumn. With temperatures ranging from a pleasant minimum of 13°C (56°F) to a max of 29°C (85°F), visitors can enjoy warm, sunny days without the stifling heat of mid-summer. The average temperature settles at a comfortable 21°C (71°F), making it an ideal time for outdoor activities and enjoying the beautiful Bulgarian coastline. As the month progresses, there's a subtle hint of coolness in the air, foreshadowing the approaching autumn, but the warmth of the summer sun lingers, allowing for a perfect blend of seasonal change.

September Weather in Tsarevo: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Tsarevo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Tsarevo, September typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec414345516170747670625447
Data source: Temperature data for Tsarevo generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Tsarevo

In September, Tsarevo, Bulgaria experiences a transition as summer fades into autumn, reflected in its precipitation patterns. With an average of 40 mm (1.6 in) of rainfall over 7 days, the month marks a modest increase in precipitation compared to the drier summer months of July and August. This uptick is indicative of the changing seasons, paving the way for the wetter months ahead. As the year progresses into October and November, residents can expect even higher rainfall totals, each accompanied by more frequent precipitation days. September serves as a gentle reminder of nature's shifts, as it bridges the gap between the sunny days of summer and the downpours of autumn.

September Precipitation Trends in Tsarevo

The chart displays monthly precipitation patterns in Tsarevo, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Tsarevo, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec98686157375936204010711094
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Tsarevo

September in Tsarevo, Bulgaria, sees a notable transition in humidity as summer bids farewell. With levels at 63%, the humidity begins to creep up from the summer lows of 60% in August, marking a shift towards the more humid months ahead. This slight increase is reflective of the general trend observed throughout the year; humidity tends to rise again as the cooler autumn months approach, hinting at the re-emergence of the wetter conditions experienced during the winter. While September offers a drier feel compared to the peak months of January and February, it still provides a mild and pleasant atmosphere, ideal for enjoying the lingering warmth of early fall.

September Average Humidity in Tsarevo

This chart illustrates the average monthly humidity levels in Tsarevo, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Tsarevo is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%81%79%75%77%71%69%60%63%76%81%84%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Tsarevo

In September, Tsarevo experiences a noticeable shift in the UV Index, registering at 7, which falls into the high exposure category. With a burn time of 25 minutes, it's a time when sun protection remains crucial, though slightly less intense than the peak summer months of June through August, where the UV Index consistently hit 9. As the seasons transition, the UV Index begins to decline from its summer heights, but visitors should still be cautious while enjoying outdoor activities. This trend signals that while the sun's intensity reduces, the remnants of summer remind us to remain vigilant about sun safety. For more detailed insights, check out the Tsarevo UV Index.

Maximum UV Index Levels in Tsarevo for September

The chart shows the monthly maximum UV Index (UVI) for Tsarevo in September, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In September, the maximum UV index in Tsarevo typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec246799997532
Data source: Tsarevo September UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

September Sunshine in Tsarevo

September in Tsarevo, Bulgaria, offers a delightful transition as summer begins to gracefully fade. With 342 hours of sunshine, it’s a month that combines the lingering warmth of summer while hinting at the coolness of autumn ahead. Following the peak bask of July's 429 hours, September showcases a notable decline, yet it still outshines many other months in the year. The abundant sunlight not only enhances the beauty of the coastline but also creates a perfect backdrop for late-season adventures. As the days grow shorter, visitors can relish the serene beaches and pleasant evenings, making September a hidden gem for sun seekers.

Monthly Sunshine Duration in Tsarevo: September Highlighted

The September sunshine duration represents the total number of hours Tsarevo experiences direct sunlight during the month of September, excluding cloudy or obstructed periods. This chart compares the sunshine duration of September with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec162h228h293h348h397h409h429h404h342h285h224h213h
Data source: Tsarevo September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Tsarevo During September

As September rolls into Tsarevo, Bulgaria, the likelihood of enjoying sunny weather remains robust, with a 49% chance of clear skies. This marks a slight dip from the vibrant summer months of July and August, where the sun graced the coast a commanding 80% and 77% of the time, respectively. Despite this decrease, September still stands as a favorable transition month, bridging the warmth of summer to the cooler embrace of autumn. The trend suggests that while the peak sunny days are behind, there's still plenty of opportunity for sunshine and pleasant weather, making it an appealing time for outdoor activities and exploration.

Percentage of Sunny Days in September in Tsarevo

The chart illustrates the percentage of sunny days in Tsarevo throughout the year, with September highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Tsarevo experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec27%43%45%44%49%51%80%77%49%25%28%30%
Data source: Tsarevo September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Tsarevo in September

In September, Tsarevo, Bulgaria, enjoys a delightful 12 hours of daylight, marking a gentle transition from the longer summer days of July and August, which see up to 14 hours of sunlight. This gradual reduction in daylight is a precursor to the shorter days of autumn, as the month balances warmth with the onset of cooler evenings. Following the sun-drenched June peak of 15 hours, the daylight duration steadily decreases, yet September still offers ample light for outdoor activities and beach escapades before the brisk October chill sets in, bringing the daylight down to 11 hours. Overall, this month captures the essence of late summer, giving residents and visitors alike a perfect backdrop to savor the waning warmth of the season.

Average Daylight Hours in Tsarevo for September

The chart illustrates the variation in daylight duration in Tsarevo throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 28m10h 33m11h 57m13h 22m14h 35m15h 12m14h 52m13h 48m12h 26m11h 1m9h 46m9h 7m
Data source: Tsarevo daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Tsarevo

As summer fades, September in Tsarevo, Bulgaria, ushers in a gentle breeze with an average wind speed of 4.8 m/s (11 mph), providing a refreshing transition into fall. This modest increase from the summer months, where wind speeds hovered around 3.7 to 3.8 m/s, signals a subtle shift in the season. With autumn on the horizon, winds pick up slightly but remain mild compared to the brisk winter months, showcasing a harmonious balance. As temperatures cool, October brings a noticeable rise to 5.9 m/s (13 mph), highlighting the region's dynamic weather patterns. Overall, September serves as a tranquil prelude to the more turbulent winds that define the colder months, making it an appealing time for visitors and locals alike to enjoy the coastal beauty of Tsarevo.

Average September Wind Speed in Tsarevo

The chart displays monthly wind speed patterns in Tsarevo, with values for each month shown alongside September's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how September's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec5.64.94.93.53.73.13.83.74.8 m/s5.94.56.0
Data source: Tsarevo September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Tsarevo Compares to Other Months

Weather in Tsarevo varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Tsarevo, focusing on differences in temperature, rainfall, humidity, and UV levels.

The weather in September is generally mild and pleasant, with average temperatures ranging from a minimum of 13°C (56°F) to a maximum of 29°C (85°F). This month sees about 40 mm of precipitation over seven days, along with a humidity level of 63%. In contrast, January brings much colder conditions, with average temperatures between -7°C (19°F) and 16°C (61°F). This month is also wetter, recording 98 mm of precipitation over eleven days and higher humidity at 84%. For more detailed information on January's weather, check out Tsarevo weather in January.

September and February present stark contrasts in weather patterns. In September, temperatures range from a mild 13°C (56°F) at night to a warm high of 29°C (85°F) during the day, with an average of 21°C (71°F). The month sees relatively low precipitation of 40 mm (1.6 in) over about 7 rainy days, accompanied by a comfortable humidity level of 63%. In contrast, February experiences much colder conditions, with temperatures dipping as low as -4°C (26°F) and averaging just 6°C (44°F). This month also brings higher precipitation, totaling 68 mm (2.7 in) over 9 days, coupled with increased humidity at 81%. For more details, you can check the Tsarevo weather in February.

In comparing the weather between September and March, one can observe significant differences. September typically enjoys milder temperatures, with averages around 21°C (71°F), maxing out at 29°C (85°F), and experiencing relatively lower humidity at 63%. This month also sees an average precipitation of 40 mm (1.6 in) across about 7 days, making it a pleasant and drier time of year.

In contrast, March presents a much cooler climate, with temperatures averaging only 7°C (46°F) and ranging from a minimum of -6°C (21°F) to a maximum of 19°C (66°F). The month is wetter, receiving approximately 61 mm (2.4 in) of precipitation over 10 days, and higher humidity at 79%. These differences highlight how September tends to be more comfortable and inviting, while March can be rather chilly and damp. For those interested in the specific weather conditions during March, more detailed information can be found here: Tsarevo weather in March.

September and April present contrasting weather patterns. In September, temperatures range from a mild minimum of 13°C (56°F) to a warm maximum of 29°C (85°F), with an average of 21°C (71°F). The month sees approximately 40 mm (1.6 in) of precipitation across about 7 days, accompanied by a humidity level of 63%. In contrast, April is cooler, with temperatures varying from a low of 4°C (40°F) to a high of 22°C (72°F), averaging only 10°C (51°F). It experiences a higher precipitation level of 57 mm (2.2 in) over 8 days, along with increased humidity at 75%. For more detailed insights, check out Tsarevo weather in April.

When comparing the weather in September and May, September tends to be warmer with average temperatures around 21°C (71°F) and a maximum of 29°C (85°F), while May has a cooler average of 16°C (61°F) and a peak of 25°C (78°F). Both months experience similar levels of precipitation, with September receiving 40 mm (1.6 in) over 7 days and May slightly less at 37 mm (1.5 in) over 8 days. However, May has higher humidity at 77%, compared to September's 63%, giving it a noticeably different feel. For more details about May weather, you can check Tsarevo weather in May.

When comparing the weather in September and June, both months feature similar temperature ranges, with minimums around 13°C (55-13°C), average highs reaching 21°C (70-71°C), and maximums peaking at 29°C (84-85°F). However, September typically experiences slightly less precipitation, with 40 mm (1.6 in) over 7 days compared to June's 59 mm (2.3 in) over 9 days. Additionally, humidity levels in June are higher at 71%, compared to September's 63%. For a detailed overview of June conditions, you can visit Tsarevo weather in June.

In comparing the weather patterns of September and July, we see notable differences in both temperature and humidity. September experiences a cooler average temperature, ranging from a low of 13°C (56°F) to a high of 29°C (85°F), with an average of 21°C (71°F). This month also sees slightly higher precipitation, with 40 mm (1.6 in) over 7 days, and a humidity level of 63%. In contrast, July boasts warmer temperatures, with a minimum of 18°C (65°F) and a maximum of 30°C (87°F), averaging around 24°C (75°F). July’s rainfall is relatively light at 36 mm (1.4 in) over 6 days, but the humidity is higher at 69%. For more specific details about July weather in Tsarevo, you can check Tsarevo weather in July.

In September, the weather shows a noticeable shift compared to August, with average temperatures cooling down from 24°C (76°F) in August to 21°C (71°F) in September. While the maximum temperature in August can reach 31°C (88°F), September's peak is slightly lower at 29°C (85°F). Additionally, September experiences more rainfall with 40 mm (1.6 in) over 7 days, compared to August's 20 mm (0.8 in) over just 3 days. Humidity remains relatively similar, hovering around 63% in September and 60% in August. For a detailed look at August weather, visit Tsarevo weather in August.

In September, the weather is generally warmer, with average temperatures around 21°C (71°F) and highs reaching up to 29°C (85°F), while low temperatures hover around 13°C (56°F). The month experiences relatively low precipitation at 40 mm (1.6 in) over just 7 days, combined with a moderate humidity of 63%. In contrast, October sees a significant drop in average temperatures to 17°C (62°F), with minimums dipping to 9°C (48°F). Although the maximum temperature remains similar at 28°C (83°F), October is marked by increased rainfall, totaling 106 mm (4.2 in) over 10 days, and higher humidity levels at 76%. For a detailed look at October weather, you can check Tsarevo weather in October.

In September, the weather is generally warm with average temperatures ranging from a cool 13°C (56°F) at night to a pleasant 29°C (85°F) during the day. This month typically experiences mild precipitation, with about 40 mm (1.6 in) over approximately 7 days, leading to a comfortable humidity level of 63%.

Conversely, November ushers in much cooler conditions, with average temperatures dipping significantly to a minimum of 2°C (36°F) and a maximum of 22°C (72°F). The month is notably wetter, receiving about 110 mm (4.3 in) of rainfall over 13 days, while humidity rises to 81%. For more detailed information, you can check Tsarevo weather in November.

The weather in September is generally warmer and more comfortable, with average temperatures around 21°C (71°F) and a maximum of 29°C (85°F). In contrast, December experiences a significant drop in temperatures, averaging only 8°C (48°F), with minimums plummeting to -2°C (28°F). September sees relatively low precipitation of 40 mm (1.6 in) over about 7 days, while December has nearly double the rainfall at 94 mm (3.7 in) spread across 12 days, resulting in a more humid atmosphere with a humidity level of 84%. For a detailed comparison of December weather in Tsarevo, check out Tsarevo weather in December.

Compare Tsarevo's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Tsarevo

As September arrives, Tsarevo transitions into a comfortable early autumn, boasting pleasantly warm temperatures that linger from summer, yet gradually introduce cooler evenings. The average warmth allows for idyllic outdoor activities, while the notable dip in precipitation days signals a shift from the wetter months, making it an ideal time to explore the scenic beauty without the summer crowds. With humidity levels remaining moderate, the weather is both refreshing and inviting, offering a perfect blend of sun and comfort. To discover more about Tsarevo's unique climate throughout the year, be sure to visit Tsarevo Climate.