Average temperature in September is 20.6 °C
Average daytime temperature is 28.5 °C
Average night temperature is 14.3 °C
Absolute maximum temperature: 32.1 °C
Absolute minimum temperature: 12.2 °C
Number of sunny days: 7
Number of rainy days: 23
Number of snow days:
Precipitation sum: 140 mm
* Weather data for San Antonino Castillo Velasco Mexico 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 | 28.3 | 28.5 | 28.6 | 28 | 28.2 | 27.7 | 25.9 | 26.8 | 25.8 | 26.1 | 26.3 | 28 | 28.1 | 28 | 27.3 | 28.6 | 27.1 | 27.9 | 27.4 | 28.3 | 28.7 | 28.6 | 30.8 | 29.8 | 29.4 | 30.3 | 29.9 | 32.1 | 31.8 | 32.1 |
| Apparent max temperature | 32.6 | 31 | 30.9 | 31.7 | 31.7 | 32.4 | 30.2 | 30.6 | 28.7 | 29.4 | 29.4 | 31.4 | 32 | 31.5 | 31 | 31.7 | 31.1 | 30 | 30.9 | 31.1 | 31.4 | 29.1 | 32.8 | 30.7 | 30.1 | 31.1 | 31.7 | 32.3 | 32.5 | 33.1 |
| Mean temperature | 19.9 | 20.4 | 20.8 | 20.4 | 19.9 | 19.9 | 19.1 | 19.7 | 19.4 | 19.4 | 19.8 | 20.2 | 20.9 | 20 | 20.5 | 20.1 | 19.7 | 20.1 | 20.1 | 20.6 | 21 | 21.2 | 21.6 | 22 | 21.5 | 20.7 | 21.6 | 22.3 | 21.7 | 22.7 |
| Apparent mean temperature | 15.4 | 14.6 | 14.6 | 14.2 | 16.7 | 15 | 15.8 | 16.7 | 16.9 | 14.8 | 14.5 | 13.5 | 15.2 | 16.1 | 17.3 | 16.2 | 13.6 | 13.9 | 13.1 | 14.3 | 13.5 | 15 | 13.9 | 16.9 | 14.4 | 11.8 | 15.4 | 14.8 | 13.8 | 16.4 |
| Minimum temperature | 14.6 | 14 | 14 | 13.6 | 15.4 | 14.4 | 14.7 | 15.6 | 15.7 | 14.2 | 14.1 | 13.4 | 14.4 | 14.9 | 16 | 15.1 | 13.5 | 13.7 | 13.1 | 13.7 | 13.3 | 14.4 | 13.8 | 15.8 | 13.7 | 12.2 | 14.8 | 14.3 | 13.2 | 15.6 |
| Apparent min temperature | 22.1 | 21.8 | 21.8 | 21.8 | 22 | 21.7 | 21.1 | 21.8 | 21.5 | 21.2 | 21.1 | 21.3 | 22.3 | 22.1 | 22.5 | 21.8 | 20.9 | 21.4 | 21.1 | 21.9 | 22.1 | 22 | 22.6 | 23 | 22 | 20.7 | 22.5 | 22.9 | 21.9 | 23.2 |
| 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) | 12.5 | 12.4 | 12.4 | 12.4 | 12.4 | 12.4 | 12.4 | 12.3 | 12.3 | 12.3 | 12.3 | 12.3 | 12.3 | 12.3 | 12.2 | 12.2 | 12.2 | 12.2 | 12.2 | 12.2 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12 | 12 | 12 | 12 |
| Sunshine duration (h) | 10.5 | 11.5 | 11.1 | 11.4 | 11 | 11.4 | 11 | 9.2 | 9 | 9.5 | 9.8 | 10.8 | 10.9 | 11 | 10.4 | 10.1 | 11.4 | 11.4 | 11.4 | 11.4 | 11.4 | 11.1 | 11.4 | 11.4 | 11.3 | 11.4 | 11.3 | 11.2 | 11.2 | 11.2 |
| Precipitation (mm) | 8.7 | 0.4 | 0.3 | 0.7 | 11 | 4 | 14.5 | 12.9 | 19.7 | 6.4 | 5.8 | 5.9 | 1.7 | 11.2 | 23.2 | 2.1 | 8.1 | 0.7 | 1.4 | 0.4 | 0.1 | 0.6 | 0 | 0 | 0 | 0 | 0.1 | 0 | 0 | 0 |
| Precipitation hours | 4 | 1 | 3 | 4 | 6 | 7 | 10 | 8 | 12 | 7 | 3 | 6 | 5 | 7 | 6 | 5 | 4 | 5 | 3 | 3 | 1 | 3 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 |
| Wind speed (m/s) | 10.9 | 17.1 | 14.8 | 13.5 | 14.5 | 10.2 | 11.3 | 9.5 | 11.7 | 9.3 | 7.3 | 15.4 | 11.3 | 11.4 | 11.8 | 15.8 | 17.4 | 14.2 | 12.4 | 10.8 | 15 | 14.1 | 14.3 | 14.8 | 14.5 | 18.4 | 12.7 | 19.2 | 20.1 | 17.3 |
In September 2023, the highest daytime temperature in San Antonino Castillo Velasco was 32.1°C.
While the minimum temperature at night dropped to 12.2°C.
The average nighttime and daytime temperatures during September in San Antonino Castillo Velasco are 14.3°C and 28.5°C respectively.
The precipitation sum in September is about 140 mm.