September Weather in Ortakoy, Turkey

Last updated: August 27, 2025

In Ortakoy, Turkey, September showcases a delightful transition from summer warmth to cooler autumn days. The month boasts a maximum temperature of 31°C (87°F), providing ample opportunity to bask in the lingering warmth. However, as the days progress, the average temperature settles around a comfortable 16°C (60°F), making it perfect for outdoor activities. Visitors should be prepared for potential briskness, with a minimum temperature dipping to -1°C (31°F) at times. Rainfall is prevalent, with 119 mm (4.7 in) accumulated over approximately 15 days, contributing to a humidity level of 61%. This combination of warm days and refreshing rains creates a unique and picturesque atmosphere, ideal for exploring the charming streets and vistas of Ortakoy.

September Temperature in Ortakoy

In September, Ortakoy, Turkey experiences a refreshing transition as summer gives way to autumn. The temperatures begin to cool slightly, with nighttime lows dipping to a crisp -1°C (31°F), while daytime highs reach a pleasant 31°C (87°F). This month boasts an average temperature of 16°C (60°F), marking a shift from the peak warmth of August. As the days grow shorter, visitors can enjoy the lingering warmth of early autumn, making it an ideal time for outdoor activities and exploring the enchanting beauty of the region. The gradual decrease in temperature signals the onset of fall, creating a picturesque backdrop for those looking to experience the charm of Ortakoy as summer fades.

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

The chart illustrates September temperature patterns in Ortakoy, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ortakoy, 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).
JanFebMarAprMayJunJulAugSepOctNovDec252835455462666660503931
Data source: Temperature data for Ortakoy 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 Ortakoy

September in Ortakoy, Turkey, sees a respectable 119 mm (4.7 in) of precipitation over approximately 15 days. This rainfall continues the pattern established over the summer months, where the region enjoys consistent moisture, with precipitation peaking in May at 150 mm (5.9 in). As the year transitions into autumn, September's rainfall represents a slight increase from August's 117 mm (4.6 in), hinting at the gradual shift towards the wetter months ahead. With the number of rainy days reducing slightly compared to the peak summer averages of 20 days, September strikes a balance that nourishes the landscape while still allowing for ample sunshine, making it a picturesque time to experience the beauty of Ortakoy.

September Precipitation Trends in Ortakoy

The chart displays monthly precipitation patterns in Ortakoy, 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 Ortakoy, September typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec799514511015011612211711912793117
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Ortakoy

September in Ortakoy, Turkey, marks a subtle transition in humidity as the summer heat gradually wanes. With humidity levels at 61%, this month experiences one of the lowest moisture readings of the year, just slightly above the refreshing figures of August. This decline from the sweltering peaks of July and August, where humidity hovered around 72% and 60% respectively, signals the onset of a drier autumn. Interestingly, as summer gives way to fall, humidity levels will begin to rise again in October, reaching 75%. This trend highlights Ortakoy's unique climatic rhythm, where each month brings its own character, inviting visitors to enjoy the crisp, refreshing air of early autumn.

September Average Humidity in Ortakoy

This chart illustrates the average monthly humidity levels in Ortakoy, 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 Ortakoy is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%89%85%83%80%77%72%60%61%75%84%85%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Ortakoy

As summer transitions into autumn in Ortakoy, Turkey, September sees a UV Index of 9, placing it in the very high exposure category. This month marks a slight dip from the peak summer months, where the UV Index reached an extreme level of 11 in both May, June, and July. Nevertheless, with a burn time of just 15 minutes, it's crucial to remain vigilant about sun protection during outdoor activities. Interestingly, this trend of elevated UV levels continues into October, albeit at a reduced index of 7. Overall, as the seasons change, sunlight intensity remains a significant factor to consider for both locals and visitors alike. For more detailed information, visit Ortakoy UV Index.

Maximum UV Index Levels in Ortakoy for September

The chart shows the monthly maximum UV Index (UVI) for Ortakoy 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 Ortakoy typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3599111111109742
Data source: Ortakoy 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 Ortakoy

September in Ortakoy, Turkey, basks in an impressive 335 hours of sunshine, marking a delightful transition as summer gracefully yields to autumn. This month retains a bright vitality, although it experiences a dip from the sun-soaked peaks of July and August, which basked in 397 and 376 hours of sunlight, respectively. As the beach days begin to fade, September still offers plenty of radiant afternoons, perfectly complemented by a cooler breeze. Following the peak of summer, this month stands out as a charming prelude to the cozy vibes of October, which sees a decrease to 302 hours. Overall, September serenely showcases the lingering warmth of summer while hinting at the gentle embrace of fall—a perfect blend for those wishing to enjoy the last whispers of sunshine.

Monthly Sunshine Duration in Ortakoy: September Highlighted

The September sunshine duration represents the total number of hours Ortakoy 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.
JanFebMarAprMayJunJulAugSepOctNovDec188h249h298h323h369h390h397h376h335h302h254h231h
Data source: Ortakoy September Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Ortakoy During September

September in Ortakoy, Turkey, offers a moderate likelihood of sunny weather, with a 31% chance of clear skies. As summer transitions to autumn, this month reflects a shift away from the peak sunbathing days of July and August, which boast 39% chances of sunshine. Despite the decline, September still retains a favorable status compared to earlier months; for instance, chances of sun are notably higher than in April (28%) and March (29%). This moderate probability makes September an appealing option for those seeking a pleasant getaway, combining milder temperatures with the lingering warmth of late summer sunshine.

Percentage of Sunny Days in September in Ortakoy

The chart illustrates the percentage of sunny days in Ortakoy 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 Ortakoy experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec35%31%29%28%51%35%40%39%31%47%41%42%
Data source: Ortakoy September chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Ortakoy in September

As summer gracefully fades into autumn, September in Ortakoy, Turkey, offers a delightful transition with approximately 12 hours of daylight. This month marks a turning point, as daylight begins to wane after reaching its peak in June with 15 hours. The trend of diminishing daylight continues from the vibrant long days of May and June, gradually easing into more moderate hours typical of early fall. With September's 12 hours, the days remain pleasantly bright, providing ample opportunity to enjoy the lingering warmth and beauty of the season before the shorter, cozier days of October and November set in. Overall, the daylight pattern reflects a natural ebb and flow, inviting both relaxation and reflection as the year progresses.

Average Daylight Hours in Ortakoy for September

The chart illustrates the variation in daylight duration in Ortakoy throughout the year, with September highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 33m10h 36m11h 57m13h 19m14h 30m15h 5m14h 46m13h 45m12h 25m11h 3m9h 51m9h 14m
Data source: Ortakoy daylight hours, calculated by summing the hours between sunrise and sunset for each day.

September Winds in Ortakoy

As September settles in Ortakoy, Turkey, the gentle breeze takes on a soothing quality, with average wind speeds tapering to 1.2 m/s (3 mph). This marks a continuation of the gradual decline seen throughout the summer months, as the wind has remained consistently light since June. The calmness of September contrasts with the slightly higher speeds of earlier months, providing a tranquil atmosphere perfect for leisurely strolls along the Bosphorus. With the approach of autumn, one can almost feel the anticipation in the air, hinting at the vibrant colors and cooler days ahead, yet still basking in the mild warmth that lingers.

Average September Wind Speed in Ortakoy

The chart displays monthly wind speed patterns in Ortakoy, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.01.51.41.31.51.41.31.21.2 m/s1.31.41.9
Data source: Ortakoy September wind data, generated using information from the Copernicus Climate Change Service.

How September Weather in Ortakoy Compares to Other Months

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

When comparing the weather in September and January, there are stark contrasts in temperature and precipitation. September enjoys a mild average temperature of 16°C (60°F), with highs reaching up to 31°C (87°F), while January is much colder, averaging -4°C (25°F) and only peaking at 9°C (49°F). Additionally, September experiences higher humidity at 61% and more precipitation, with an average of 119 mm (4.7 in) over 15 days. In contrast, January has lower precipitation at 79 mm (3.1 in) across 12 days but significantly higher humidity at 87%. For more detailed insights into January weather, you can visit Ortakoy weather in January.

September and February exhibit striking contrasts in weather patterns. In September, temperatures range from a chilly minimum of -1°C (31°F) to a pleasant maximum of 31°C (87°F), with an average of 16°C (60°F). This month also sees significant precipitation of 119 mm (4.7 in) over 15 days and a humidity level of 61%. In stark contrast, February presents a much colder climate, with temperatures dipping as low as -25°C (-13°F) and averaging -2°C (29°F), peaking at only 11°C (53°F). While February experiences slightly less precipitation at 95 mm (3.7 in) over 14 days, the humidity is noticeably higher at 89%. For more insights into February weather, check out Ortakoy weather in February.

September and March present quite different weather experiences. In September, temperatures range from a chilly minimum of -1°C (31°F) to a warm maximum of 31°C (87°F), with an average of 16°C (60°F). The month sees significant precipitation, totaling 119 mm (4.7 in) over 15 days, and the humidity is at a moderate 61%.

In contrast, March features colder temperatures, with a minimum of -11°C (12°F) and an average of 2°C (36°F), peaking at 18°C (65°F). Precipitation is slightly higher at 145 mm (5.7 in) over 18 days, and the humidity rises to a notable 85%. This difference is particularly evident when considering outdoor activities and the overall feel of the seasons. For more details on March weather, you can explore Ortakoy weather in March.

In comparing the weather of September and April, we notice significant differences in both temperature and humidity. September typically presents a warmer climate, with average temperatures around 16°C (60°F), peaking at a maximum of 31°C (87°F), while April is considerably cooler, averaging only 7°C (45°F) and reaching a maximum of 23°C (74°F). In terms of precipitation, both months are fairly similar, with September recording 119 mm (4.7 in) over 15 days and April having slightly less at 110 mm (4.3 in) across 18 days. Notably, April experiences higher humidity levels at 83%, compared to September’s 61%. This difference in humidity contributes to the distinct feel of each month, making April feel much more damp and chilly. For more insights on April weather, you can check Ortakoy weather in April.

In comparing the weather between September and May, September generally exhibits a milder and more variable climate. The average temperature in September is 16°C (60°F), with daytime highs reaching up to 31°C (87°F), making it a warm month. In contrast, May experiences cooler average temperatures at 12°C (54°F) and also has a minimum temperature dropping to -2°C (29°F). Additionally, September tends to be drier with 119 mm (4.7 in) of precipitation over 15 days, whereas May is wetter, with 150 mm (5.9 in) of rainfall distributed over 20 days and higher humidity levels at 80%. For more details on May weather specifically, you can check Ortakoy weather in May.

When comparing the weather in September and June, both months experience similar maximum temperatures, reaching up to 31°C (87°F in September and 89°F in June). However, September has a wider temperature range, with minimums dipping down to -1°C (31°F), while June's minimum is a milder 4°C (40°F). Precipitation levels are slightly lower in September, with 119 mm (4.7 in) over 15 days compared to 116 mm (4.6 in) across 20 days in June, indicating that June is typically wetter. Additionally, June tends to be more humid, with a humidity level of 77%, compared to September's 61%. For a closer look at June's climate, you can visit Ortakoy weather in June.

When comparing the weather in September and July, notable differences emerge in temperature, precipitation, and humidity levels. September experiences a wider temperature range, with minimums dipping to -1°C (31°F) and maximums reaching 31°C (87°F), resulting in an average temperature of 16°C (60°F). In contrast, July typically has milder lows of 5°C (41°F) and higher highs at 34°C (93°F), leading to a warmer average of 19°C (66°F). Both months see significant precipitation, with July slightly edging out September at 122 mm (4.8 in) compared to 119 mm (4.7 in); however, July has more rainy days (20) compared to September (15). Additionally, July is characterized by higher humidity levels at 72%, making it feel more oppressive than September's 61%. For more details about July weather, you can visit this link: Ortakoy weather in July.

In comparing the weather patterns of September and August, September showcased a broader range in temperatures, with a minimum of -1°C (31°F) and a maximum reaching up to 31°C (87°F), while August maintained milder extremes, ranging from 8°C (46°F) to a peak of 34°C (94°F). Despite similar precipitation levels—119 mm (4.7 in) in September versus 117 mm (4.6 in) in August—September experienced rain on 15 days compared to 20 days in August, indicating slightly less frequent but potentially more intense rainfall. Humidity remained fairly even, hovering around 61% in September and 60% in August. For a more detailed look at August weather, you can check Ortakoy weather in August.

In comparing the weather between September and October, we see a notable shift in temperature and humidity levels. September boasts an average temperature of 16°C (60°F) with a maximum reaching 31°C (87°F), while October sees a cooler average of 10°C (51°F) and a maximum of 26°C (78°F). Additionally, October has a higher humidity level at 75%, compared to September's 61%. Precipitation also increases slightly in October to 127 mm (5.0 in) over 12 days, whereas September recorded 119 mm (4.7 in) over 15 days. For more detailed insights, you can check out Ortakoy weather in October.

September and November exhibit stark contrasts in weather patterns. In September, temperatures range from a mild minimum of -1°C (31°F) to a warm maximum of 31°C (87°F), with an average of 16°C (60°F). The month experiences a total precipitation of 119 mm (4.7 in) over 15 days, and the humidity hovers around 61%. In contrast, November brings much cooler temperatures, with a minimum plunging to -21°C (-6°F) and an average of just 4°C (39°F), while the maximum is considerably lower at 20°C (67°F). Precipitation decreases slightly to 93 mm (3.7 in) over 11 days, but the humidity rises significantly to 84%. For a more detailed look at the specifics of November weather, check out Ortakoy weather in November.

In September, the weather is noticeably warmer, with average temperatures around 16°C (60°F) and daytime highs reaching up to 31°C (87°F), making it a pleasant month for outdoor activities. In contrast, December sees a significant drop in temperatures, with an average of -1°C (31°F) and maximums only reaching 12°C (53°F), which can be quite chilling. Both months experience similar levels of precipitation—September with 119 mm (4.7 in) over 15 days and December with 117 mm (4.6 in) across 13 days—but December's higher humidity at 85% can make the cold feel even more biting. For more details about December weather in Ortakoy, you can check this link: Ortakoy weather in December.

Compare Ortakoy's Climate with Cities Worldwide

Conclusion: What to Expect From September Weather in Ortakoy

As summer transitions into autumn, September in Ortakoy reveals a distinctive character compared to other months. Visitors can expect a blend of warm days with maximum temperatures pushing toward 31°C (87°F) while the evenings cool down to a refreshing average of 16°C (60°F). However, the month is also marked by a significant increase in precipitation, with about 119 mm (4.7 in) falling over approximately 15 days. High humidity levels at 61% contribute to a slightly damp atmosphere, creating a unique blend of refreshing and occasionally wet weather. This shift heralds the onset of fall, making September an intriguing time to explore the charming aspects of Ortakoy. For more detailed insights into the area's climate, visit Ortakoy Climate.