Average temperature in September is 16.9 °C
Average daytime temperature is 21.8 °C
Average night temperature is 13.1 °C
Absolute maximum temperature: 22.8 °C
Absolute minimum temperature: 12 °C
Number of sunny days: 1
Number of rainy days: 29
Number of snow days:
Precipitation sum: 130 mm
* Weather data for Uspantán 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 | 22.5 | 21.7 | 21.4 | 21.6 | 21.5 | 21.5 | 22.4 | 22.7 | 21.8 | 20.7 | 20.7 | 21.5 | 21.4 | 20.9 | 21.8 | 21.3 | 22 | 22.4 | 21.2 | 21.9 | 21.7 | 21.5 | 22.7 | 22.7 | 22.7 | 21.7 | 21.3 | 21.4 | 22.2 | 22.8 |
| Apparent max temperature | 25.8 | 25 | 24.2 | 23.8 | 23.4 | 23.3 | 25.8 | 25.7 | 24.8 | 23.1 | 23.3 | 24.2 | 24.5 | 23.5 | 24.7 | 23.4 | 24.7 | 24.8 | 23.9 | 25.1 | 24.2 | 23.7 | 24.7 | 26 | 25.6 | 24.4 | 24 | 24.4 | 24.5 | 26.2 |
| Mean temperature | 17.7 | 17.3 | 17.2 | 16.3 | 16.7 | 17.1 | 17.2 | 17.2 | 16.7 | 16.5 | 16.3 | 16.4 | 17 | 16.6 | 17 | 16.6 | 16.6 | 16.9 | 16.2 | 16.6 | 16.8 | 17 | 17.5 | 16.8 | 17 | 16.7 | 16.7 | 17 | 16.8 | 17.2 |
| Apparent mean temperature | 13.4 | 12.5 | 13.8 | 12.2 | 12.7 | 13.4 | 13.6 | 13.3 | 13.7 | 13.9 | 12.7 | 12.2 | 13.9 | 13.3 | 12.4 | 12.2 | 11.5 | 12.3 | 11.1 | 12.3 | 13.1 | 13.6 | 12.9 | 13.4 | 15.1 | 13.5 | 13.1 | 13.9 | 13.8 | 15 |
| Minimum temperature | 13.6 | 13 | 13.5 | 12.4 | 13.1 | 13.5 | 13.3 | 13.3 | 13.5 | 13.4 | 12.8 | 12.3 | 13.4 | 13.2 | 12.9 | 13 | 12.2 | 12.6 | 12 | 12.6 | 12.8 | 13.5 | 13.1 | 13.2 | 14.2 | 13.2 | 12.7 | 13.4 | 13.2 | 14.1 |
| Apparent min temperature | 18.9 | 18.1 | 18.3 | 17 | 17.7 | 18 | 18.6 | 18.1 | 17.7 | 17.3 | 17 | 17.2 | 18.2 | 17.7 | 18 | 17.1 | 17.3 | 17.6 | 16.8 | 17.3 | 17.8 | 18.1 | 18.5 | 17.9 | 18.3 | 17.9 | 17.9 | 18.2 | 18 | 18.7 |
| 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 | 12.4 | 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 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12.1 | 12 | 12 | 12 |
| Sunshine duration (h) | 10.8 | 11.7 | 10.7 | 10.7 | 10.5 | 9 | 11.4 | 11.2 | 10.3 | 9.3 | 10.3 | 10.5 | 11.1 | 9.6 | 10.9 | 11.5 | 11.5 | 11.5 | 11.5 | 11.5 | 10.1 | 10.8 | 10.8 | 11.4 | 9.2 | 11 | 10.8 | 11 | 10.6 | 10.1 |
| Precipitation (mm) | 4.2 | 1.7 | 3.2 | 2.4 | 10.1 | 3.4 | 5.5 | 0.8 | 10.1 | 3.2 | 2.1 | 1.4 | 9.8 | 7.2 | 2 | 2.6 | 1.7 | 0.6 | 2.7 | 1.5 | 4.4 | 5.2 | 0 | 7.1 | 14.5 | 4 | 2.5 | 6.4 | 2.8 | 7 |
| Precipitation hours | 9 | 6 | 9 | 7 | 13 | 11 | 7 | 3 | 10 | 13 | 9 | 7 | 9 | 11 | 5 | 9 | 8 | 2 | 7 | 6 | 10 | 10 | 0 | 9 | 15 | 13 | 7 | 10 | 8 | 11 |
| Wind speed (m/s) | 12.1 | 9.5 | 10.8 | 8.4 | 10.5 | 10.8 | 9.9 | 9.4 | 7.6 | 10.6 | 10.4 | 10.5 | 8.7 | 10.1 | 10.6 | 10.4 | 9.9 | 12.9 | 9.9 | 11.4 | 10.3 | 10.9 | 11.3 | 8.4 | 8.1 | 7.5 | 9.4 | 9.3 | 8.4 | 8.9 |
In September 2023, the highest daytime temperature in Uspantán was 22.8°C.
While the minimum temperature at night dropped to 12°C.
The average nighttime and daytime temperatures during September in Uspantán are 13.1°C and 21.8°C respectively.
The precipitation sum in September is about 130 mm.