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September Weather in Dupnitsa, Bulgaria

Last updated: August 22, 2025

In September, the average temperature in Dupnitsa, Bulgaria hovers around 18°C (65°F), offering a pleasant climate for exploration. However, be prepared for a range, as temperatures can dip to a chilly -1°C (30°F) or soar to a warm 34°C (94°F). During your visit, expect about 26 mm (1.0 in) of precipitation over approximately 3 days, along with an average humidity level of 59%. Enjoy your stay!

September Temperature in Dupnitsa

In September in Dupnitsa, the average temperature is 18°C (65°F). Maximums can reach 34°C (94°F), while minimums can drop as low as -1°C (30°F). This varied climate makes Dupnitsa a perfect destination for travelers seeking both warmth and crisp, cool days.

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

The chart illustrates September temperature patterns in Dupnitsa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Dupnitsa, September typically has an average temperature of 18°C (65°F), with highs reaching up to 34°C (94°F) and lows dropping to around -1°C (30°F).
JanFebMarAprMayJunJulAugSepOctNovDec333943516067727264534537
Data source: Temperature data for Dupnitsa 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 Dupnitsa

In Dupnitsa in September, the precipitation amount is 26 mm (1.0 in) recorded over the course of 3 days.

September Precipitation Trends in Dupnitsa

The chart displays monthly precipitation patterns in Dupnitsa, 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 Dupnitsa, September typically receives around 26 mm (1.0 inches) of precipitation spread over approximately 3 days.
JanFebMarAprMayJunJulAugSepOctNovDec544573504460361626424283
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Dupnitsa

In Dupnitsa in September, humidity is 59%. With an average temperature of 18°C (65°F), this humidity feels like a gentle embrace, providing a refreshing atmosphere that's ideal for exploring the sights without feeling too hot or sticky.

September Average Humidity in Dupnitsa

This chart illustrates the average monthly humidity levels in Dupnitsa, 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 Dupnitsa is approximately 59%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%85%83%71%73%67%68%50%59%79%87%89%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Dupnitsa

In Dupnitsa in September, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Dupnitsa.

Maximum UV Index Levels in Dupnitsa for September

The chart shows the monthly maximum UV Index (UVI) for Dupnitsa 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 Dupnitsa typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24789101097632
Data source: Dupnitsa 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.

How September Weather in Dupnitsa Compares to Other Months

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

This table compares monthly weather conditions in Dupnitsa, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (33°F)54 mm (2.1 inches)89%low
February Weather4°C (39°F)45 mm (1.8 inches)85%moderate
March Weather6°C (43°F)73 mm (2.9 inches)83%high
April Weather11°C (51°F)50 mm (2.0 inches)71%very high
May Weather15°C (60°F)44 mm (1.7 inches)73%very high
June Weather19°C (67°F)60 mm (2.3 inches)67%very high
July Weather22°C (72°F)36 mm (1.4 inches)68%very high
August Weather22°C (73°F)16 mm (0.6 inches)50%very high
September Weather18°C (65°F)26 mm (1.0 inches)59%high
October Weather12°C (54°F)42 mm (1.7 inches)79%high
November Weather7°C (45°F)42 mm (1.6 inches)87%moderate
December Weather3°C (38°F)83 mm (3.3 inches)89%low

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