Average temperature in September is 27.9 °C
Average daytime temperature is 33.2 °C
Average night temperature is 23.2 °C
Absolute maximum temperature: 41 °C
Absolute minimum temperature: 19.6 °C
Number of sunny days: 14
Number of rainy days: 16
Number of snow days:
Precipitation sum: 75 mm
* Weather data for Rowlett United States 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 | 35.2 | 34.7 | 35.7 | 36.2 | 38.4 | 38 | 41 | 40.1 | 32.7 | 33.7 | 32.8 | 30.4 | 27.8 | 26.5 | 27.9 | 27.7 | 30.4 | 32 | 33.6 | 32.2 | 32.2 | 34.5 | 33.9 | 33.5 | 30.5 | 32 | 32 | 33.8 | 33.7 | 33.9 |
| Apparent max temperature | 37.3 | 36.1 | 36.8 | 37.3 | 39.9 | 41.6 | 42.2 | 40.9 | 36 | 33.9 | 32.5 | 32.7 | 30 | 27.8 | 31.9 | 31.8 | 32.1 | 32.7 | 33.7 | 33.9 | 35.5 | 36.2 | 37.6 | 37.4 | 35.2 | 34 | 34.9 | 36.1 | 35.8 | 34.6 |
| Mean temperature | 30.1 | 29 | 29.4 | 29.6 | 31.8 | 33.1 | 34.2 | 34.8 | 28.4 | 28.1 | 27.2 | 26.6 | 24.4 | 22.9 | 23.2 | 23.8 | 25.2 | 25.6 | 26.8 | 27 | 27.4 | 28.2 | 28.6 | 28.7 | 25.9 | 26.5 | 26.5 | 27.3 | 28 | 27.8 |
| Apparent mean temperature | 24.3 | 24.2 | 23 | 27.3 | 28.9 | 29.6 | 29.5 | 28 | 24.7 | 23.9 | 21.5 | 23.7 | 23.4 | 23.6 | 22.2 | 23.6 | 21.7 | 19.3 | 21 | 21.8 | 25 | 26 | 27.1 | 25.8 | 22.4 | 23.7 | 23.3 | 23.9 | 25.3 | 24.5 |
| Minimum temperature | 24.7 | 22.8 | 22.9 | 26.2 | 26.5 | 28 | 27.6 | 28.6 | 23 | 22.9 | 22.7 | 23 | 22.2 | 21.2 | 20.1 | 20.7 | 21 | 19.6 | 22.2 | 22.5 | 23.9 | 24.2 | 24.8 | 24.5 | 21.6 | 21.3 | 21.3 | 21.8 | 23.1 | 22.3 |
| Apparent min temperature | 30.3 | 29.5 | 29.7 | 31.3 | 33.3 | 35.1 | 35.7 | 34.9 | 30.8 | 28.8 | 26.3 | 27.8 | 25.7 | 25.3 | 25.8 | 27.3 | 26.8 | 26 | 26.1 | 27.2 | 29.1 | 30.2 | 31 | 31 | 29.2 | 29.1 | 28.6 | 29.6 | 29.8 | 28.9 |
| 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) | 12.9 | 12.8 | 12.8 | 12.8 | 12.7 | 12.7 | 12.7 | 12.6 | 12.6 | 12.6 | 12.5 | 12.5 | 12.5 | 12.4 | 12.4 | 12.4 | 12.3 | 12.3 | 12.3 | 12.2 | 12.2 | 12.2 | 12.1 | 12.1 | 12.1 | 12 | 12 | 12 | 11.9 | 11.9 |
| Sunshine duration (h) | 12.1 | 11 | 8.2 | 11.2 | 11.6 | 11.7 | 11.7 | 11.6 | 10 | 11.2 | 6.2 | 9.9 | 7.9 | 2.4 | 7.9 | 7.6 | 11.3 | 11.3 | 11.2 | 11.3 | 10.8 | 10.1 | 11.1 | 11.1 | 10.7 | 11.1 | 11 | 11 | 11 | 10.9 |
| Precipitation (mm) | 0 | 0 | 4.7 | 0.4 | 0.1 | 0 | 0 | 0 | 8.9 | 0 | 0 | 1.4 | 4.7 | 18.5 | 2.9 | 1.1 | 0.1 | 0 | 0 | 5.9 | 1.4 | 1.3 | 0.2 | 12.8 | 11 | 0 | 0 | 0 | 0 | 0 |
| Precipitation hours | 0 | 0 | 5 | 2 | 1 | 0 | 0 | 0 | 2 | 0 | 0 | 5 | 12 | 14 | 7 | 1 | 1 | 0 | 0 | 7 | 2 | 6 | 2 | 1 | 6 | 0 | 0 | 0 | 0 | 0 |
| Wind speed (m/s) | 19.5 | 17.1 | 27.1 | 25.6 | 28 | 19.6 | 15 | 20 | 28.5 | 19.1 | 18.5 | 21.1 | 19.1 | 15.6 | 16.3 | 9.4 | 9.7 | 11.1 | 26.2 | 26.3 | 25.7 | 20.5 | 21.8 | 27.9 | 23.7 | 12.8 | 17.2 | 15.9 | 17.5 | 18.5 |
In September 2023, the highest daytime temperature in Rowlett was 41°C.
While the minimum temperature at night dropped to 19.6°C.
The average nighttime and daytime temperatures during September in Rowlett are 23.2°C and 33.2°C respectively.
The precipitation sum in September is about 75 mm.