Alanya weather in September
Temperature, sea and sunshine in September: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in September
Excellent
Best time to visit: June – October
What is the weather like in Alanya in September?
In September, Alanya is hot: daytime highs average 29 °C, and nights cool down to about 20 °C. The sea averages 28.2 °C – lovely and warm for swimming. With around 10 hours of sunshine a day, there is plenty of sun. Rain is rare: about 4 days bring 18 mm in total. On about 9 days the thermometer climbs to 30 °C or more. All in all, September is an excellent month for a holiday in Alanya.
September compared
How the weather changes from August to October. Tap a month to open it.
| AugustAug | SeptemberSep | OctoberOct | |
|---|---|---|---|
| Score | 98 | 100 | 94 |
| Day | 31° | 29° | 24° |
| Night | 23° | 20° | 16° |
| Sea | 29° | 28° | 26° |
| Sun | 11 h | 10 h | 9 h |
| Rain days | 4 | 4 | 5 |
More details for September
- Daylight
- 12 h 28 min06:33 – 19:01
- UV index
- 7 · highclear sky, noon (estimate)All months
- Muggy days
- 8 daysdew point 18 °C or more
- Wind
- 11 km/haverage daily peak
- Cloud cover
- 11 %on average
- Hot days
- 9 days30 °C or more
- Snow days
- 0 days1 cm or more of fresh snow
- Time zone
- UTC+3Europe/Istanbul
How the score comes together
- Temperatureweight 35 %100 %
- Seaweight 25 %100 %
- Sunshineweight 20 %100 %
- Few rainy daysweight 20 %100 %
Each factor is rated from 0 to 100 % and weighted for the travel style “Sun, sea & sand”.
What to pack in September
- Swimwear
- Sunscreen
- Sunglasses & sun hat
- Light, breathable clothes
- Water bottle – drink plenty
Alanya in September: quick answers
Is Alanya hot in September?
Yes. In September, Alanya is hot: daytime highs average 29 °C and nights stay around 20 °C. On about 9 days the thermometer climbs to 30 °C or more.
Can you swim in Alanya in September?
Yes. In September the sea averages 28.2 °C – lovely and warm for swimming.
Does it rain much in Alanya in September?
Rain is rare: about 4 days bring 18 mm in total.
Alanya month by month
The whole year in AlanyaAll destinations: TurkeyWhere to go in SeptemberSea temperature in September
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0)