Average temperature in September is 23.2 °C
Average daytime temperature is 27.6 °C
Average night temperature is 19.7 °C
Absolute maximum temperature: 32 °C
Absolute minimum temperature: 15.4 °C
Number of sunny days: 19
Number of rainy days: 11
Number of snow days:
Precipitation sum: 51 mm
* Weather data for Büyükçekmece Turkey is based on climate observations for 2023 year
| Settembre (°C) | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Maximum temperature | 30.2 | 29 | 29.2 | 28.7 | 27.4 | 28.8 | 28.6 | 27.5 | 26.9 | 27.6 | 25.6 | 26.6 | 27.9 | 29.3 | 29.3 | 27.7 | 27.8 | 25.5 | 26.4 | 26.3 | 26.7 | 27.5 | 32 | 31.4 | 27.3 | 27 | 26.8 | 25.3 | 25.1 | 24 |
| Apparent max temperature | 32.4 | 28 | 28.2 | 27.2 | 28.3 | 27.4 | 27.1 | 24.6 | 24.8 | 25 | 22.8 | 24.6 | 27.7 | 29.9 | 29.5 | 26.9 | 25.7 | 21.9 | 25.1 | 26.9 | 28.4 | 27.4 | 32.6 | 30.8 | 25.9 | 25.9 | 24.5 | 25.4 | 26.4 | 25 |
| Mean temperature | 25.1 | 25.9 | 25.3 | 24.8 | 23.4 | 25 | 25.2 | 24.2 | 23.4 | 23.1 | 22.2 | 22.4 | 22.2 | 22.7 | 22.9 | 23.1 | 23.1 | 22.4 | 22.4 | 21.1 | 21.4 | 22.2 | 25.4 | 24.2 | 23.5 | 23.4 | 23.1 | 20.9 | 20.9 | 19.8 |
| Apparent mean temperature | 23 | 24.3 | 22 | 21.5 | 21.4 | 23.2 | 21.7 | 21.4 | 19.7 | 18.3 | 18.5 | 18.8 | 17.6 | 18.5 | 18.7 | 19.7 | 18.6 | 18.7 | 18.7 | 17.6 | 18 | 16 | 18.6 | 18.2 | 21.5 | 20.6 | 20.4 | 20.2 | 19.8 | 18.7 |
| Minimum temperature | 21 | 23.5 | 21.6 | 21.1 | 20.9 | 22 | 23.2 | 22.2 | 21.4 | 20.3 | 20.1 | 19.1 | 17.3 | 18 | 17.7 | 19 | 20.1 | 20.3 | 18.1 | 17 | 17.1 | 15.4 | 18.3 | 19.5 | 21.2 | 21.1 | 20.7 | 18.2 | 17.8 | 18 |
| Apparent min temperature | 27.2 | 26 | 24.9 | 24 | 23.4 | 24.6 | 24.1 | 22.7 | 21.6 | 21 | 19.9 | 21.4 | 21.7 | 23.1 | 23.4 | 22.8 | 22 | 19.7 | 21.2 | 21.3 | 21.8 | 22.4 | 25 | 23.8 | 22.9 | 22.2 | 22.3 | 22.3 | 22.6 | 21 |
| Settembre | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight duration (h) | 13.1 | 13.1 | 13 | 13 | 12.9 | 12.9 | 12.9 | 12.8 | 12.8 | 12.7 | 12.7 | 12.6 | 12.6 | 12.5 | 12.5 | 12.5 | 12.4 | 12.4 | 12.3 | 12.3 | 12.2 | 12.2 | 12.1 | 12.1 | 12 | 12 | 12 | 11.9 | 11.9 | 11.8 |
| Sunshine duration (h) | 11.7 | 12 | 12 | 11.5 | 9.3 | 11.1 | 11.7 | 7.2 | 11.6 | 11.8 | 11.7 | 11.7 | 11.7 | 11.7 | 11.6 | 11.6 | 11.4 | 10.8 | 11.4 | 11.4 | 11.2 | 11.3 | 11.3 | 11.2 | 9.8 | 10.6 | 9.6 | 5.4 | 10.4 | 7.5 |
| Precipitation (mm) | 3.1 | 0.1 | 1 | 0 | 2.1 | 0 | 0 | 0.4 | 0 | 1 | 0 | 0.1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.2 | 26.3 | 0.3 | 16.5 |
| Precipitation hours | 4 | 1 | 6 | 0 | 7 | 0 | 0 | 2 | 0 | 2 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 17 | 3 | 18 |
| Wind speed (m/s) | 21.5 | 27 | 26.8 | 26.7 | 33 | 33.4 | 31.9 | 31.9 | 29.7 | 31.6 | 29 | 22.9 | 18.9 | 16.5 | 18 | 25.8 | 28.7 | 31.9 | 24.1 | 17.8 | 14.9 | 8.8 | 13.4 | 22.5 | 32 | 32.4 | 32.3 | 18.1 | 11.8 | 17 |
In September 2023, the highest daytime temperature in Büyükçekmece was 32°C.
While the minimum temperature at night dropped to 15.4°C.
The average nighttime and daytime temperatures during September in Büyükçekmece are 19.7°C and 27.6°C respectively.
The precipitation sum in September is about 51 mm.