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Turkey Weather in September

Season: Autumn

In short: Cozy, little rainfall

Istanbul, Turkey
Istanbul in September
Turkey weather in September is cozy and comfortable. The daytime is relatively warm, with an average temperature of around 27°C (80.6°F). At night, the temperature drops significantly, averaging at around 15°C (59°C). In addition, there is little precipitation in September. Sunny climate in most areas are very suitable for outdoor sightseeing. However, showers may fall at times.

The warmest cities in Turkey in September

Adana: 20-33°C (68-91.4°F); Antalya: 19-31°C (66.2-87.8°F); Izmir: 18-29°C (64.4-84.2°F)

The coldest cities in Turkey in September

Erzurum: 7-22°C (44.6-71.6°F); Van: 10-24°C (50-75.2°F); Konya: 11-26°C (51.8-78.8°F)

Packing Lists for a Turkey Trip in September

Turkey September Clothes
When it is still warm in the southern and southwestern Turkey, breathable short-sleeved shirts, dresses, shorts, sunproof clothing and Birkenstocks are ideal for the daytime. Such practical and stylish attire will ensure your holiday look perfect. When night comes, adding a lightweight coat is a smart choice to cope with those cool hours. Moreover, the sun radiation in this region is still intense, please pack sunscreen, sun hat, sunglasses and parasol. 

In other regions, there is an even more pronounced temperature variation between day and night. Therefore, it is advisable to pack clothing of varying thicknesses, such as short-sleeved and long-sleeved T-shirts, lightweight hoodies and cardigans, jeans, and sweatpants. Additionally, if you intend to have outdoor adventures in mountainous terrain, a windproof jacket is a must-have item. 

Comfortable sneakers are also essential for navigating the country’s numerous historical landmarks and natural wonders. Considering the potential for rain or unexpected weather changes, an umbrella should also be included in your travel essentials.

Top Destinations to Visit in Turkey in September

Tourism Rate: 

Owing to the mild climate, September provides an excellent travel condition. It is neither extremely hot nor severe cold, being one of the best time to visit both historical sites and natural scenery. Furthermore, the reduction in tourist crowds from the peak summer season allows for a more relaxing exploration of this country. If you have a plan to visit Turkey in September, 2025, you can go anywhere and the below ones must be included:

1. Istanbul

A trip to Istanbul in September will be even more enjoyable with the retreat of summer heat and crowds. As a civilized city with more than 2,700 years of history, it offers many breathtaking monuments for you to enjoy. The Hagia Sophia, the Blue Mosque, the Basilica Cistern and the Topkapi Palace all embody the essence of Byzantine and Ottoman style. Meanwhile, wandering through neighborhoods of Fener and Balat, you can find modern charm of this city. The colorful streets are full of cozy coffee shops, trendy boutiques, and quaint antique stores, so you can spend a leisurely afternoon here. Further, an absolute must-do experience in Istanbul is a sunset boat tour across the Bosphorus Strait. With flying seagulls and soothing sea breeze, the breathtaking panorama of both Asia and Europe simultaneously present before your eyes. In addition, you can enjoy Turkish cuisine in the Lotiz Lounge & Hookah. It allows you to overlook Istanbul while having dinner.  

Istanbul Archaeological Museum
Istanbul Archaeological Museum

Mosque in Istanbul
Mosque in Istanbul


2. Konya 

As one of the oldest cities in Turkey, Konya has been a pivotal religious and cultural center for many years. You can stroll through the Alaeddin Mosque and view its distinctive architectural style and historical sites, or visit the Mevlana Museum to learn about the beginnings of Sufi culture and whirling dervishes. Further, the largest courier station on the ancient Silk Road is also here. You can imagine the scene of frequent trade at Sultanhan Caravanserai based on its magnificent appearance. Perhaps the most unforgettable experience lies in having a Toros express train journey between Konya and Adana. Along the way, you can feast your eyes on the majestic Taurus Mountain and indulge in Konya’s specialty Etli Ekmek (a traditional food similar to pizza). 

3. Pergamon

The Acropolis of Pergamon in September is waiting for you to trace its illustrious past. The Altar of Zeus, the Temple of Athena, the Temple of Trajan, the Library of Pergamon and Pergamon Athena all tell the glory of ancient Greece civilization. Particularly, the Altar of Zeus, as the last giant religious work of art in ancient Greece, is impressive in its exquisite craftsmanship and grand scale. Remember to visit the historic Asclepion Treatment Center as well. It was a well-known ancient medical center with intriguing architecture. Last but not least, to make your journey even more convenient, you can take advantage of the cable car. Then you can get to the summit of the Acropolis effortlessly, affording breathtaking views of the entire Pergamon Ancient City. 

September Weather of Major Turkey Destinations

City Temp.

Rainfall

(mm)

Humi-

dity(%)

Sunrise/

Sunset

Istanbul

18-26°C

(64.4 - 78.8°F)

40 67 06:30-06:59 / 18:48-19:37
Ephesus

20-29°C

(68 - 84.2°F)

11 58 06:40-07:04 / 18:55-19:40
Antalya

20-31°C

(68 - 87.8°F)

22 58 06:27-06:51 / 18:42-19:26
Cappadocia

9-27°C

(48.2 - 80.6°F)

15 49 06:09-06:35 / 18:25-19:11
Pamukkale

18-32°C

(64.4 - 89.6°F)

21 39 06:33-06:57 / 18:48-19:33
Canakkale

17-28°C

(62.6 - 82.4°F)

27 63 06:41-07:09 / 18:59-19:46
Fethiye

18-30°C

(64.4 - 86°F)

20 60 06:34-06:57 / 18:49-19:32
Konya

12-27°C

(53.6 - 80.6°F)

25 41 06:19-06:44 / 18:35-19:20
Pergamon

17-30°C

(62.6 - 86°F)

10 54 06:39-07:05 / 18:56-19:42
Ankara

11-26°C

(51.8 - 78.8°F)

23 49 06:15-06:43 / 18:33-19:20
Trabzon

19-25°C

(66.2 - 77°F)

81 73 05:47-06:16 / 18:05-18:54

3-Day Weather Forecast of Major Destinations
Istanbul
Antalya
Ankara
Canakkale
Konya
Izmir