Average temperature in September is 19 °C
Average daytime temperature is 23.8 °C
Average night temperature is 15 °C
Absolute maximum temperature: 26.5 °C
Absolute minimum temperature: 13.7 °C
Number of sunny days:
Number of rainy days: 30
Number of snow days:
Precipitation sum: 337 mm
* Weather data for Acatenango Guatemala 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 | 26.5 | 25 | 23.6 | 23.7 | 21.9 | 23 | 24.7 | 24.9 | 22.5 | 23.3 | 23.8 | 23.7 | 23.8 | 22.3 | 23.4 | 24.8 | 24.6 | 23.6 | 24.3 | 24.4 | 23.8 | 24 | 25.4 | 23.1 | 21.8 | 24 | 23.6 | 23.3 | 24.3 | 22.4 |
| Apparent max temperature | 29.9 | 27 | 26.5 | 26.4 | 24.5 | 25.6 | 29.1 | 28.7 | 25.8 | 26 | 26.1 | 26.8 | 26.6 | 24.7 | 26.3 | 27.4 | 28 | 26.4 | 27.3 | 27.9 | 25.7 | 26.3 | 29 | 25.7 | 24.8 | 27.6 | 27.5 | 26.1 | 27 | 25.3 |
| Mean temperature | 20.3 | 20.1 | 18.9 | 18.5 | 18 | 18.3 | 18.9 | 19.2 | 18.5 | 19.1 | 18.9 | 19.2 | 19.6 | 19 | 19.2 | 19.2 | 19.4 | 18.9 | 18.5 | 18.6 | 19.2 | 19.5 | 19.5 | 18.5 | 18.7 | 18.7 | 18.8 | 18.8 | 19 | 19.1 |
| Apparent mean temperature | 15.5 | 15.6 | 15.6 | 14.2 | 14.3 | 14.6 | 14.6 | 14.4 | 15.2 | 15.3 | 14.8 | 15 | 16.6 | 15.9 | 15.8 | 14.3 | 14 | 15.3 | 13.3 | 14.1 | 16.3 | 16.7 | 14.2 | 14.2 | 16.2 | 15.2 | 15 | 16 | 15.6 | 16.8 |
| Minimum temperature | 15.3 | 16.1 | 15.7 | 14.4 | 13.8 | 14.2 | 14.4 | 14.8 | 15 | 15.4 | 14.9 | 15.1 | 16.2 | 15.7 | 15.5 | 14.7 | 14.4 | 15.6 | 13.8 | 14.2 | 15.9 | 16.4 | 14.2 | 13.7 | 15.8 | 15.1 | 14.3 | 14.9 | 15.1 | 16.1 |
| Apparent min temperature | 21.9 | 21.2 | 20 | 19.7 | 19.9 | 19.6 | 20.6 | 20.6 | 20 | 20.5 | 20.3 | 20.9 | 21.5 | 20.8 | 20.9 | 20.3 | 20.7 | 20 | 19.5 | 20 | 20.8 | 21 | 20.9 | 20.3 | 20.5 | 20.5 | 20.8 | 20.6 | 20.8 | 21.2 |
| 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) | 12.4 | 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 | 12.2 | 12.2 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12 | 12 | 12 |
| Sunshine duration (h) | 10.9 | 11.7 | 11.7 | 11 | 7.4 | 9.2 | 11.6 | 9.2 | 6.5 | 7.1 | 7.7 | 9.8 | 9.8 | 9.4 | 10.3 | 11.3 | 11.5 | 9.1 | 10.6 | 10.2 | 9.2 | 10.8 | 11.3 | 11.2 | 11.1 | 9.6 | 7.9 | 6.3 | 9.2 | 4.8 |
| Precipitation (mm) | 0.8 | 8.3 | 16.3 | 30.6 | 17.2 | 1.8 | 6 | 10.3 | 10.2 | 8.2 | 1.7 | 3 | 22.9 | 18.1 | 24.1 | 1.4 | 2.2 | 11 | 9.9 | 19.2 | 28 | 4 | 2.8 | 9.4 | 1.7 | 8.4 | 9.4 | 20 | 14.8 | 15.1 |
| Precipitation hours | 5 | 8 | 10 | 6 | 11 | 9 | 5 | 5 | 7 | 9 | 7 | 9 | 11 | 9 | 8 | 7 | 6 | 7 | 5 | 7 | 7 | 8 | 5 | 8 | 10 | 7 | 8 | 7 | 6 | 14 |
| Wind speed (m/s) | 11.9 | 13.8 | 14.7 | 11.5 | 8.4 | 11.1 | 11.8 | 12.3 | 10.6 | 11.3 | 10.5 | 10.6 | 11.3 | 10.3 | 10.3 | 12.6 | 11.9 | 13.5 | 12 | 10.3 | 12.1 | 12.3 | 10.5 | 8.3 | 8.2 | 9 | 9.3 | 8.2 | 9.3 | 9.5 |
In September 2023, the highest daytime temperature in Acatenango was 26.5°C.
While the minimum temperature at night dropped to 13.7°C.
The average nighttime and daytime temperatures during September in Acatenango are 15°C and 23.8°C respectively.
The precipitation sum in September is about 337 mm.