Thinking of visiting Datca in September? Expect high temperatures reaching 26°C (79°F) during the day, dropping to 23°C (73°F) at night, with some rainfall likely.
If your ideal day consists of dry skies and pleasant temperatures, May, June, July, August, September and October typically offer the best circumstances for Datca.
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Pick a month to see the average temperature, rainfall and sunshine in Datca - and find the best time to visit.
49-year average (1976-2025)
Based on our historical records, temperatures in Datca typically stay consistent throughout September, with daily highs averaging around 26°C (79°F). Nights are warm, with lows typically ranging from 19°C (66°F) to 22°C (72°F).
49-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Browse day-by-day weather records for Datca spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
The extremes listed below come from historical weather data collected in Datca from 1978 through 2025.
Find out more about the weather in Turkey and which places have the best travel conditions in this month. See all of Turkey in September →
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
Warm temperatures in September make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. With minimal rainfall expected, you can leave the rain gear at home. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.
We rated the following activities from 1 (least suitable) to 10 (best) to do.
See the full Datca climate overview or explore weather in Turkey.
Where to go in September - average daytime high across popular destinations.
Antalya
31°C (88°F) Side
30°C (86°F) Fethiye30°C (86°F) Oludeniz30°C (86°F) Alanya28°C (82°F) Alacati
26°C (79°F) Istanbul25°C (77°F) Trabzon
23°C (73°F) Need travel inspiration? Check out our bucket list articles and be inspired.
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