Average temperature in September is 22.2 °C
Average daytime temperature is 28.3 °C
Average night temperature is 16.6 °C
Absolute maximum temperature: 34.1 °C
Absolute minimum temperature: 11.5 °C
Number of sunny days: 24
Number of rainy days: 6
Number of snow days:
Precipitation sum: 19 mm
* Weather data for Silistra Bulgaria is based on climate observations for 2023 year
| September (°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 | 28.7 | 30.4 | 31 | 24.9 | 25.9 | 27.5 | 28.4 | 27.3 | 28.2 | 26.2 | 25 | 28.5 | 30.6 | 32.3 | 26.7 | 26.3 | 26.2 | 26.4 | 26.7 | 26.6 | 29.2 | 32 | 34.1 | 31.4 | 28.7 | 28.5 | 27.6 | 27.5 | 27.6 | 27.7 |
| Apparent max temperature | 29.6 | 30.3 | 30.8 | 24.6 | 23.5 | 25.7 | 27.1 | 25.5 | 26.4 | 24.6 | 24.4 | 28.5 | 30.7 | 32.6 | 28.4 | 28 | 25.7 | 25.1 | 26.7 | 26.5 | 29.1 | 32.1 | 35 | 31.1 | 26.1 | 25.5 | 24.1 | 24 | 25.2 | 24.6 |
| Mean temperature | 24.1 | 24.2 | 24.8 | 20.9 | 21.8 | 22.5 | 22.2 | 21.5 | 21.1 | 20.5 | 18.9 | 22.3 | 23.7 | 25 | 22.9 | 21 | 20.6 | 19.7 | 20.7 | 20.2 | 22.6 | 24.8 | 26 | 24.2 | 22.7 | 22.7 | 22.1 | 20.9 | 21 | 20.9 |
| Apparent mean temperature | 20.6 | 19.9 | 19.5 | 17 | 16.1 | 15.9 | 16.1 | 15 | 12.9 | 14.6 | 10.9 | 16.4 | 17.4 | 17.7 | 20.4 | 19.1 | 15.4 | 14.1 | 12.6 | 16.8 | 16.7 | 19 | 20.7 | 20.8 | 17.5 | 16.5 | 15.7 | 13.6 | 14.1 | 13 |
| Minimum temperature | 19.5 | 19.1 | 18 | 17.9 | 17.8 | 17.9 | 16.9 | 14.9 | 13.1 | 14.8 | 11.5 | 16.3 | 17.2 | 17.3 | 19.2 | 17.7 | 15.3 | 13.8 | 13 | 16 | 15.8 | 18.8 | 18.9 | 18.8 | 16.8 | 17.9 | 17.4 | 15.5 | 15.8 | 14.7 |
| Apparent min temperature | 25.1 | 24.6 | 25.5 | 20.3 | 20.1 | 20.8 | 21.2 | 20.2 | 20 | 19.5 | 18.3 | 21.8 | 23.5 | 24.6 | 23.6 | 22.5 | 20.2 | 19.1 | 20.6 | 20.5 | 23 | 24.9 | 27 | 24.5 | 21.3 | 20.3 | 19.5 | 18.9 | 19.2 | 19 |
| September | 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) | 13.2 | 13.2 | 13.1 | 13.1 | 13 | 13 | 12.9 | 12.9 | 12.8 | 12.8 | 12.7 | 12.7 | 12.6 | 12.6 | 12.5 | 12.5 | 12.4 | 12.4 | 12.3 | 12.3 | 12.2 | 12.2 | 12.1 | 12.1 | 12 | 12 | 11.9 | 11.9 | 11.8 | 11.8 |
| Sunshine duration (h) | 12 | 12 | 11.9 | 7.4 | 8.4 | 11.9 | 11.9 | 11.8 | 11.8 | 11.8 | 11.8 | 11.8 | 11.7 | 11.7 | 8.5 | 7.9 | 11.5 | 11.5 | 9.8 | 6.4 | 10.6 | 11.2 | 11.2 | 11.2 | 10.6 | 10.9 | 10.5 | 10.9 | 10.6 | 10.7 |
| Precipitation (mm) | 0.1 | 0 | 0 | 7.4 | 0.6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1.7 | 8.9 | 0.2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Precipitation hours | 1 | 0 | 0 | 8 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 9 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Wind speed (m/s) | 12 | 12.6 | 16.2 | 22.9 | 26.9 | 20.1 | 17.1 | 21.4 | 14.2 | 17.4 | 15.6 | 18.3 | 19.9 | 20.2 | 15.3 | 19.7 | 20.2 | 15.5 | 17.9 | 12 | 17.1 | 19 | 19.2 | 21.3 | 24.8 | 27.7 | 26.1 | 19.1 | 18.4 | 20.5 |
In September 2023, the highest daytime temperature in Silistra was 34.1°C.
While the minimum temperature at night dropped to 11.5°C.
The average nighttime and daytime temperatures during September in Silistra are 16.6°C and 28.3°C respectively.
The precipitation sum in September is about 19 mm.