Average temperature in September is 23.7 °C
Average daytime temperature is 27.7 °C
Average night temperature is 20.1 °C
Absolute maximum temperature: 28.7 °C
Absolute minimum temperature: 19 °C
Number of sunny days: 2
Number of rainy days: 28
Number of snow days:
Precipitation sum: 185 mm
* Weather data for San Juan Petlapa 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 | 28.5 | 28 | 28 | 28.3 | 28.2 | 28.7 | 26.7 | 27 | 27.4 | 26.1 | 27.2 | 27.3 | 27.7 | 27.3 | 27.5 | 28 | 27.6 | 26.4 | 27.4 | 28 | 27.6 | 27.5 | 27.8 | 28.1 | 27.4 | 27.8 | 27.8 | 27.9 | 28.3 | 28.2 |
| Apparent max temperature | 33.8 | 32 | 33.2 | 34 | 34.9 | 34.3 | 30.7 | 31.9 | 33 | 29.2 | 31.1 | 31.5 | 32.2 | 33 | 33.1 | 33.3 | 32.2 | 31 | 32.9 | 33.3 | 32.8 | 31.3 | 33.1 | 33.6 | 31.7 | 30.9 | 31.6 | 32.6 | 32.5 | 32 |
| Mean temperature | 25.1 | 24.4 | 24.1 | 24.2 | 24.1 | 23.7 | 23.3 | 23.7 | 23.2 | 22.2 | 22.7 | 23.1 | 23.7 | 23.8 | 23.9 | 24.1 | 23.9 | 23.2 | 23.3 | 23.8 | 24.3 | 23.9 | 24 | 24 | 23.8 | 23.3 | 23.4 | 23.5 | 23.9 | 24.2 |
| Apparent mean temperature | 23.4 | 22.7 | 23.5 | 23.2 | 23.4 | 22 | 23.2 | 23 | 22 | 21.6 | 22.1 | 21.4 | 23 | 22.6 | 23.7 | 23.1 | 23.2 | 22.8 | 22.4 | 22 | 23.3 | 23.5 | 23.1 | 22.3 | 21.8 | 20.5 | 21.6 | 21 | 22.2 | 22 |
| Minimum temperature | 21.3 | 20.5 | 20.7 | 20.3 | 20.7 | 19.6 | 20.3 | 20.7 | 19.5 | 19.3 | 19.5 | 19.2 | 20.1 | 20 | 20.6 | 20.3 | 20.6 | 19.8 | 19.6 | 19.8 | 21 | 20.9 | 20.8 | 20.1 | 19.4 | 19 | 19.4 | 19.1 | 20.1 | 19.9 |
| Apparent min temperature | 28.8 | 27.5 | 27.8 | 28 | 27.9 | 27.5 | 26.9 | 27.3 | 26.9 | 24.9 | 26.1 | 26.2 | 27.1 | 27.7 | 27.9 | 27.9 | 27.5 | 26.8 | 26.8 | 27.4 | 27.7 | 27.2 | 27.6 | 27.6 | 27.2 | 25.6 | 26.4 | 26.4 | 26.7 | 27 |
| 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 | 12.5 | 12.4 | 12.4 | 12.4 | 12.4 | 12.4 | 12.4 | 12.3 | 12.3 | 12.3 | 12.3 | 12.3 | 12.3 | 12.2 | 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 | 11.4 | 11.3 | 11 | 11.5 | 7.6 | 11.1 | 10.5 | 9.9 | 9.5 | 11.3 | 11.2 | 11.4 | 11.2 | 11.2 | 11.2 | 11 | 11.3 | 11.2 | 11.3 | 9.3 | 11.2 | 11.2 | 11 | 11.2 | 11.2 | 11.1 | 11.2 | 11.2 |
| Precipitation (mm) | 0 | 0.7 | 4.8 | 7.6 | 8.7 | 3.8 | 15.9 | 27.5 | 12.8 | 12.8 | 5.3 | 7.1 | 8.2 | 17.3 | 15.2 | 5.7 | 3 | 4.1 | 13.4 | 1.2 | 3.5 | 2.6 | 0.5 | 0.2 | 1.1 | 0.2 | 1.1 | 0.6 | 0.1 | 0 |
| Precipitation hours | 0 | 2 | 10 | 10 | 10 | 7 | 11 | 13 | 14 | 13 | 16 | 7 | 9 | 17 | 16 | 5 | 6 | 18 | 6 | 4 | 7 | 9 | 5 | 2 | 7 | 1 | 6 | 2 | 1 | 0 |
| Wind speed (m/s) | 9.7 | 13.8 | 9.4 | 7.2 | 7.1 | 9.6 | 7.4 | 12.8 | 12.6 | 14.9 | 10.1 | 12.3 | 12.4 | 8.2 | 7.1 | 8.3 | 10.8 | 12.6 | 7.7 | 6.6 | 10.4 | 14.1 | 8.7 | 8.5 | 13.3 | 16.2 | 15.1 | 11.4 | 11.6 | 11.2 |
In September 2023, the highest daytime temperature in San Juan Petlapa was 28.7°C.
While the minimum temperature at night dropped to 19°C.
The average nighttime and daytime temperatures during September in San Juan Petlapa are 20.1°C and 27.7°C respectively.
The precipitation sum in September is about 185 mm.