September Weather in Datca, Turkey

Last updated: August 27, 2025

In September, Datca, Turkey, enjoys a delightful climate characterized by warm temperatures and low humidity. With a maximum of 28°C (83°F) and an average of 25°C (77°F), the weather is perfect for outdoor activities. The minimum temperature dips to a comfortable 19°C (67°F), making evenings pleasant. Notably, the region experiences negligible precipitation, with just 3 mm (0.1 in) recorded over the month and 0 days of rain, resulting in a tranquil atmosphere complemented by 49% humidity. This month is truly ideal for basking in the sun and exploring the stunning landscapes of Datca.

September Temperature in Datca

In September, Datca, Turkey experiences a delightful transition into autumn, with temperatures reflecting the lingering warmth of summer. The minimum temperature starts at a comfortable 19°C (67°F), while the average settles at a pleasant 25°C (77°F), and the maximum reaches a cozy 28°C (83°F). This marks a slight drop from the sweltering heights of August, yet the weather remains inviting for beach activities and outdoor explorations. As the month progresses, the days grow shorter and cooler, offering a gentle reminder of the approaching fall without sacrificing the sun-drenched charm that characterizes this beautiful coastal town.

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

The chart illustrates September temperature patterns in Datca, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Datca, 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).
JanFebMarAprMayJunJulAugSepOctNovDec565758626873787977726660
Data source: Temperature data for Datca generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Datca

In September, Datca, Turkey, experiences a notable transition towards drier conditions, with only 3 mm (0.1 in) of precipitation registered, marking one of the lowest amounts of the year. This month typically signifies the tail end of the summer dry spell, as rainfall remains scarce and is confined to a mere 0 days of measurable precipitation. Following the long, parched months of July and August, where not a drop fell, September offers a slight respite, hinting at the approaching wetter season. As summer fades, the region prepares for the more substantial downpours that characterize the upcoming months, particularly October through December, when precipitation levels sharply rise, peaking in January.

September Precipitation Trends in Datca

The chart displays monthly precipitation patterns in Datca, 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 Datca, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec227116112369400375158288
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

September Humidity in Datca

As summer wanes in Datca, Turkey, September brings a noticeable transition in humidity levels. After the peak of 41% in August, the humidity begins to creep up slightly, settling at 49%. This increase marks a shift from the dry heat of the previous months, as the region prepares for the onset of autumn. A clear trend emerges throughout the year—monthly humidity starts high at 83% in January, dips to its lowest at 43% in August, and then gradually rises again, indicating the cyclical nature of Datca's climate. As September unfolds, residents and visitors alike can feel the subtle embrace of moisture in the air, heralding the gradual descent into the cooler months ahead.

September Average Humidity in Datca

This chart illustrates the average monthly humidity levels in Datca, 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 Datca is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec83%82%80%72%73%66%52%43%49%68%78%84%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Datca

September in Datca, Turkey, transitions from the sizzling heights of summer, marked by an unyielding UV Index of 10 in July and August, to a slightly more forgiving yet still intense 8. This very high exposure level means that while the sun's rays are less punishing than in the peak months, caution is still essential, with a burn time of just 15 minutes. As the days begin to shorten and the air cools, the UV Index begins to drop, setting the stage for a welcome shift in outdoor activities. However, visitors and residents alike should remain vigilant about sun protection during this month of gradual change, making the most of their time under the sun wisely. For a detailed breakdown of UV levels throughout the year, check out Datca UV Index.

Maximum UV Index Levels in Datca for September

The chart shows the monthly maximum UV Index (UVI) for Datca 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 Datca typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3579101010108743
Data source: Datca 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 Datca

As September unfolds in Datca, Turkey, the sunshine continues to grace the coastline with an impressive 349 hours of brilliant daylight, heralding the gentle transition into autumn. The month experiences a notable decrease in sunshine compared to the peak 423 hours of July, yet this warm glow persists, providing a delightful backdrop for outdoor adventures and seaside relaxation. Following the rhythm of the year, September showcases a softer light after the sun-drenched summer, allowing visitors to savor the charm of this coastal gem without the summer crowds. With the days gradually shortening, this time of year embodies a peaceful yet vibrant ambiance, making it an enchanting destination for those seeking the last remnants of summer.

Monthly Sunshine Duration in Datca: September Highlighted

The September sunshine duration represents the total number of hours Datca 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.
JanFebMarAprMayJunJulAugSepOctNovDec216h269h334h354h400h409h423h396h349h325h276h267h
Data source: Datca September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Datca During September

In September, Datca, Turkey, enjoys an impressive 97% chance of sunny weather, making it one of the most radiant months of the year. This high probability follows the peak summer months, where sunshine reaches its zenith in July and August, boasting a remarkable 98% and 99% respectively. As summer gently transitions into autumn, the likelihood of clear skies remains significantly elevated compared to the earlier part of the year, where sunshine was notably less frequent—for instance, January offers only a 39% chance. With such delightful weather, September presents an ideal backdrop for beach outings and outdoor adventures in this picturesque coastal town.

Percentage of Sunny Days in September in Datca

The chart illustrates the percentage of sunny days in Datca 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 Datca experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec39%70%69%58%80%95%98%99%97%79%53%47%
Data source: Datca September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Datca in September

As September rolls into Datca, Turkey, daylight begins to wane from the vibrant summer months, offering approximately 12 hours of sunlight each day. This marks a gradual decline from the peak of 14 hours seen from May through August. The transition into autumn is characterized by a subtle shift in brightness, as the longer days of summer give way to the cooler embrace of fall. Following September, daylight will continue to diminish, leading to the longer nights of October and November, where the sun only graces the horizon for about 11 and 10 hours, respectively. This rhythmic dance of daylight illuminates the beauty of change in Datca, inviting residents and visitors alike to savor the last golden rays of summer before winter arrives.

Average Daylight Hours in Datca for September

The chart illustrates the variation in daylight duration in Datca throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 56m10h 50m11h 58m13h 8m14h 7m14h 37m14h 21m13h 29m12h 22m11h 12m10h 11m9h 40m
Data source: Datca daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Datca

As September unfolds in Datca, Turkey, the gentle September winds bring a refreshing transition from the summer heat, with an average speed of 6.7 m/s (15 mph). This is a slight decline from the peak summer months where wind speeds flirted around 7.2 m/s (16 mph) in August and were even higher earlier in the year. Interestingly, the winds in September are part of a pattern, showcasing a seasonal ebb, as the region prepares for the calmer breezes of autumn—marked by noticeably lower averages of 5.1 m/s (11 mph) in October and 5.0 m/s (11 mph) in November. The overall trend indicates that while summer months boast lively winds, the approach of fall introduces a serene ebb, inviting both locals and travelers to enjoy the tranquil beauty of Datca.

Average September Wind Speed in Datca

The chart displays monthly wind speed patterns in Datca, 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.
JanFebMarAprMayJunJulAugSepOctNovDec7.57.17.27.35.97.56.57.26.7 m/s5.15.07.5
Data source: Datca September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Datca Compares to Other Months

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

The weather in September and January presents a striking contrast. In September, temperatures range from a comfortable minimum of 19°C (67°F) to a warm maximum of 28°C (83°F), accompanied by minimal precipitation of just 3 mm and low humidity at 49%. In stark contrast, January experiences much cooler temperatures, with a minimum of 4°C (40°F) and a maximum of 19°C (66°F). This month is notably wetter, recording 227 mm of precipitation over 15 days, along with higher humidity levels at 83%. For more detailed insights into the weather conditions during January, you can refer to Datca weather in January.

September weather is characterized by warm temperatures, with minimums around 19°C (67°F) and maximums reaching up to 28°C (83°F). The month enjoys low precipitation, averaging only 3 mm, and typically experiences no rainy days, alongside a comfortable humidity level of 49%. In contrast, February brings a significant drop in temperatures, with minimums around 4°C (40°F) and maximums only reaching 19°C (66°F). This month is much wetter, receiving an average of 116 mm of rainfall over about 12 rainy days, and features higher humidity levels at 81%. For more details, check out Datca weather in February.

September and March display striking contrasts in weather patterns. September typically enjoys warmer temperatures with a minimum of 19°C (67°F), an average of 25°C (77°F), and a maximum of 28°C (83°F), accompanied by low humidity at 49% and virtually no precipitation. In stark contrast, March experiences a notable drop in temperature, with a minimum of 5°C (41°F), an average of 14°C (58°F), and a maximum of just 19°C (66°F). Additionally, March is characterized by significant rainfall, totaling 112 mm (4.4 in) over about 8 days, and higher humidity at 80%. For a closer look at March weather specifics, you can visit Datca weather in March.

When comparing the weather in September and April, it's evident that September offers much warmer temperatures, with averages around 25°C (77°F) compared to April's cooler average of 16°C (62°F). September boasts a higher maximum temperature of 28°C (83°F), while April's maximum reaches only 21°C (70°F). Additionally, September experiences very little precipitation, with only 3 mm (0.1 in) and no rainy days, while April sees considerably more rain at 36 mm (1.4 in) over four days. The humidity is also higher in April at 72%, compared to September's 49%. For more details on April weather, you can check Datca weather in April.

In comparing the weather of September and May, September tends to be warmer and drier, with average temperatures reaching 25°C (77°F) and minimal precipitation at just 3 mm over 0 days. In contrast, May is slightly cooler, with average temperatures around 20°C (68°F) and increased humidity at 73%, resulting in 9 mm of rain spread over 2 days. This makes May feel more humid and changeable, while September offers more stable, sunny weather. For more detailed information, you can check Datca weather in May.

In September, the weather tends to be pleasantly warm, with average temperatures hovering around 25°C (77°F) and a maximum of 28°C (83°F). The month boasts low humidity at 49%, making it feel comfortable, and it typically experiences no precipitation. In contrast, June has slightly cooler average temperatures at 23°C (73°F), with maximums reaching 29°C (84°F). While it is still warm, June has higher humidity at 66% and records about 4 mm (0.2 in) of precipitation over a day. For more detailed insights on June weather, you can check Datca weather in June.

In comparison to July, September offers slightly cooler temperatures, with minimums of 19°C versus July's 22°C. Both months feature an average temperature of around 25°C, but July tends to reach higher maximums, peaking at 31°C compared to September's 28°C. Precipitation remains minimal in both months, with September recording just 3 mm and July receiving none at all. Humidity levels are fairly similar, with July at 52% and September slightly lower at 49%. For a detailed look at July's weather, you can check this link: Datca weather in July.

In September, the weather starts to cool slightly compared to August, with minimum temperatures dropping from 24°C (75°F) in August to 19°C (67°F). The average temperature remains relatively comfortable at 25°C (77°F), while the maximum temperature hits a milder 28°C (83°F). Precipitation in September is minimal, recorded at just 3 mm (0.1 in) with no rainy days, and humidity levels at 49% are a bit higher than August’s 43%. In contrast, August enjoys warmer temperatures, peaking at 31°C (89°F), but it remains completely dry with no recorded precipitation. For more details on August weather in Datça, visit Datca weather in August.

In September, the weather is quite warm, with average temperatures ranging from a minimum of 19°C (67°F) to a maximum of 28°C (83°F) and low precipitation, totaling just 3 mm over the month. Humidity remains relatively comfortable at 49%, making it a pleasant time for outdoor activities. In contrast, October sees a noticeable drop in temperatures, with averages between 15°C (59°F) and 26°C (80°F). Additionally, October experiences significantly more rainfall, with 75 mm across 4 days, and humidity increases to 68%. For those looking to plan ahead, more detailed information can be found at Datca weather in October.

September and November present contrasting weather patterns. In September, temperatures reach a pleasant average of 25°C (77°F), with minimal precipitation of just 3 mm and no rainy days, making it a great time for outdoor activities. Humidity remains moderate at 49%. In stark contrast, November brings a significant drop in temperature, with an average of 19°C (66°F) and lower maximums of 23°C (74°F). This month is characterized by considerably higher precipitation, totaling 158 mm over 8 days, and an increase in humidity to 78%. For more detailed insights, you can check Datca weather in November.

September and December present strikingly different weather conditions. In September, temperatures are warm with a minimum of 19°C (67°F) and an average of 25°C (77°F), peaking at a maximum of 28°C (83°F), while experiencing very little precipitation at only 3 mm (0.1 in) over the month and 0 rainy days. In contrast, December sees much cooler temperatures, with a minimum of 9°C (48°F) and an average of 15°C (60°F), capping out at 20°C (68°F). This month is significantly wetter, accumulating 288 mm (11.4 in) of rainfall over 16 rainy days, and the humidity rises to 84%. For more detailed information, check out Datca weather in December.

Compare Datca's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Datca

As September rolls in, Datça experiences a delightful transition into autumn, characterized by warm temperatures that are perfect for outdoor activities. The average warmth of 25°C (77°F) offers a comfortable respite from the summer heat, while minimal precipitation ensures clear skies and plenty of sunshine. With humidity at a manageable 49% and no rainy days on record, September stands out as an ideal month to explore the stunning coastline and vibrant culture of the region. For a deeper insight into what to expect throughout the year, check out the detailed information available on Datca Climate.