September weather forecast
Turkey

September ushers in the transition from the hot summer months to the more temperate and pleasant autumn season in Turkey. Temperatures begin to moderate, and the weather becomes more comfortable across the various regions of the country.

The interior regions, which experienced scorching temperatures in July and August, begin to cool down, with temperatures ranging from 15°C (59°F) to 28°C (82.4°F). The shift towards autumn is noticeable, especially during the evenings.

Eastern Anatolia also feels the transition, with temperatures ranging from 11°C (51.8°F) to 26°C (78.8°F). The region moves away from its summer warmth and gradually approaches the cooler months.

The coastal regions, including the Aegean, Marmara, Mediterranean, and Black Sea coasts, experience a delightful climate, with temperatures from 19°C (66.2°F) to 28°C (82.4°F). The crowds of the summer season start to thin, and the beaches become more serene.

The southeastern region, known for its desert climate, continues to be hot but less intensely so, with temperatures from 26°C (78.8°F) to 36°C (96.8°F). The region sees a decrease in temperature but maintains its arid conditions.

Istanbul experiences a pleasant September, with temperatures ranging from 18°C (64.4°F) to 25°C (77°F). The city's outdoor activities and cultural events continue, but with a more comfortable climate.

Compared to August, September's weather in Turkey sees a significant change, particularly in the interior regions. The intense summer heat gives way to milder temperatures, signaling the onset of autumn. The coastal areas remain an attractive destination but with less crowding and more enjoyable weather.

September stands out as one of the best times to visit Turkey, especially along the west coast, Istanbul, and the Anatolian Plateau. The southern coast is also a perfect destination in early autumn. Whether exploring historical sites, hiking in the mountains, or enjoying the coast's last warm days, September offers a wide range of weather conditions to suit various activities and preferences. It's a month that combines the remnants of summer warmth with the freshness of impending autumn, making it an appealing time for travel and exploration.

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• Istanbul - September »
  In Istanbul, Turkey, in September, during 10 rainfall days, 26mm (1.02") of precipitation is typically accumulated. September in Istanbul embodies an enticing blend of summer's warmth and autumn's charm, with landscapes beginning to wear hues of fall.
• Artvin - September »
  On the last day of September, in Artvin sunrise is at 06:07 and sunset at 17:57 +03. In Artvin in September, during 8.5 rainfall days, 36mm (1.42") of precipitation is typically accumulated.
• Ankara - September »
  In Ankara, in September, it is raining for 3.9 days, with typically 19mm (0.75") of accumulated precipitation. With the commencement of September, Ankara records a moderate temperature decline, with the average high easing from August's hot 30.3°C (86.5°F) to a warm 26°C (78.8°F).
• Izmir - September »
  September's arrival in Izmir coincides with a soft drop in the average high-temperature, subtly decreasing from August's tropical 32.9°C (91.2°F) to a warm 29.1°C (84.4°F). On the last day of September, in Izmir, sunrise is at 07:06 and sunset at 18:55 +03.
• Bursa - September »
  September in Bursa signals a slight drop in average high-temperature, sliding from August's hot 30.9°C (87.6°F) to a warm 27.1°C (80.8°F). What time are sunrise and sunset in September in Bursa?
• Adana - September »
  In September, the average heat index, which represents the influence of relative humidity on air temperature, is estimated at 37°C (98.6°F). On the first day of September in Adana, sunrise is at 06:09 and sunset at 19:08.
• Konya - September »
  On the first day of September in Konya sunrise is at 06:19 and sunset at 19:20. On the last day of September, in Konya, sunrise is at 06:44 and sunset at 18:35 +03.
• Antalya - September »
  On the last day of September, in Antalya, sunrise is at 06:51 and sunset at 18:42 +03. In Antalya in September, the average water temperature is 27.4°C (81.3°F).
• Diyarbakır - September »
  On the first day of September in Diyarbakır, sunrise is at 05:48 and sunset at 18:49. In Diyarbakır, in September, it is raining for 1.2 days, with typically 4mm (0.16") of accumulated precipitation.
• Mersin - September »
  In Mersin in September, it is raining for 1.7 days, with typically 9mm (0.35") of accumulated precipitation. In Mersin, in September, during 1.7 rainfall days, 9mm (0.35") of precipitation is typically accumulated.
• Kayseri - September »
  In Kayseri, during September, the rain falls for 4.2 days and regularly aggregates up to 13mm (0.51") of precipitation. On the first day of September in Kayseri, sunrise is at 06:06 and sunset at 19:09.