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September Weather in Derbent, Turkey

Last updated: August 27, 2025

The average temperature in Derbent, Turkey during September hovers around 18°C (66°F). However, temperatures can fluctuate significantly, with minima dipping to 3°C (38°F) and maxima soaring to 33°C (92°F). Expect a precipitation amount of about 15 mm (0.6 in) over a span of 3 days, and the air will typically hold a comfortable average humidity of 46%.

September Temperature in Derbent

In September in Derbent, the average temperature is 18°C (66°F). Maximums can reach 33°C (92°F), while minimums can be as low as 3°C (38°F). This variation in temperature makes it essential for travelers to pack a range of clothing options to stay comfortable throughout the day.

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

The chart illustrates September temperature patterns in Derbent, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Derbent, September typically has an average temperature of 18°C (66°F), with highs reaching up to 33°C (92°F) and lows dropping to around 3°C (38°F).
JanFebMarAprMayJunJulAugSepOctNovDec293438485763707065554437
Data source: Temperature data for Derbent 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 Derbent

In Derbent in September, the precipitation amount is 15 mm (0.6 in) over the course of 3 days.

September Precipitation Trends in Derbent

The chart displays monthly precipitation patterns in Derbent, 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 Derbent, September typically receives around 15 mm (0.6 inches) of precipitation spread over approximately 3 days.
JanFebMarAprMayJunJulAugSepOctNovDec58396048537051815203170
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Derbent

In Derbent in September humidity is 46%. With an average temperature of 18°C (66°F), this humidity feels like a comfortable embrace, making it ideal for exploring the sights and enjoying leisurely walks outdoors.

September Average Humidity in Derbent

This chart illustrates the average monthly humidity levels in Derbent, 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 Derbent is approximately 46%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%82%79%68%69%61%47%39%46%66%78%84%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Derbent

In Derbent in September, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Derbent.

Maximum UV Index Levels in Derbent for September

The chart shows the monthly maximum UV Index (UVI) for Derbent 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 Derbent typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec4689111211119743
Data source: Derbent 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 Derbent Compares to Other Months

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

This table compares monthly weather conditions in Derbent, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (30°F)58 mm (2.3 inches)82%moderate
February Weather1°C (34°F)39 mm (1.5 inches)82%high
March Weather3°C (38°F)60 mm (2.4 inches)79%very high
April Weather9°C (48°F)48 mm (1.9 inches)68%very high
May Weather14°C (57°F)53 mm (2.1 inches)69%extreme
June Weather17°C (63°F)70 mm (2.7 inches)61%extreme
July Weather21°C (70°F)5 mm (0.2 inches)47%extreme
August Weather21°C (71°F)17 mm (0.7 inches)39%extreme
September Weather18°C (66°F)15 mm (0.6 inches)46%very high
October Weather13°C (55°F)20 mm (0.8 inches)66%high
November Weather7°C (44°F)31 mm (1.2 inches)78%moderate
December Weather3°C (37°F)70 mm (2.8 inches)84%moderate

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