Average temperature in December is 13.9 °C
Average daytime temperature is 19.7 °C
Average night temperature is 9.6 °C
Absolute maximum temperature: 21.8 °C
Absolute minimum temperature: 5.4 °C
Number of sunny days: 20
Number of rainy days: 11
Number of snow days:
Precipitation sum: 6 mm
* Weather data for San José Chacayá Guatemala is based on climate observations for 2023 year
| December (°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 | 31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Maximum temperature | 20.5 | 21.6 | 20.7 | 20.2 | 19.4 | 16.8 | 17.6 | 20.2 | 21.7 | 21.8 | 18.2 | 16.9 | 17.3 | 19.3 | 21.8 | 20.7 | 18.5 | 20.5 | 17.8 | 20.7 | 18.1 | 20.5 | 20.4 | 19.8 | 19.2 | 19.6 | 18.9 | 20 | 20 | 20.5 | 20.9 |
| Apparent max temperature | 22 | 22.7 | 19.6 | 19 | 18.4 | 13.2 | 15.7 | 19.4 | 21.2 | 21.4 | 14.8 | 13.5 | 13.8 | 16.5 | 22.3 | 21.1 | 16.2 | 19.4 | 14.9 | 19.3 | 16 | 19.8 | 19.6 | 18.9 | 18.3 | 17.9 | 17.9 | 18.3 | 18.3 | 18.8 | 20.1 |
| Mean temperature | 16 | 15 | 15.2 | 14.7 | 15.6 | 13.6 | 13.9 | 14.8 | 15.4 | 15.3 | 14.4 | 12.9 | 13.8 | 14.9 | 14.5 | 14.8 | 14.2 | 13.4 | 10.5 | 11.3 | 10.8 | 12.6 | 13.6 | 13.8 | 13.4 | 13.9 | 13.4 | 13.6 | 14.2 | 14 | 13.5 |
| Apparent mean temperature | 7.2 | 7.7 | 7.8 | 9 | 12.1 | 8.6 | 7.6 | 9.1 | 9.3 | 8.6 | 9 | 7 | 9 | 9.4 | 8.4 | 8.7 | 8.6 | 6.7 | 0.4 | 0.9 | 1.3 | 4.4 | 8 | 7.5 | 6.7 | 6.9 | 4.6 | 7.2 | 8.7 | 7.6 | 6.1 |
| Minimum temperature | 9.2 | 9.1 | 9.9 | 11 | 13.4 | 11.2 | 10.9 | 11 | 10.8 | 10.5 | 12.3 | 9.8 | 12.2 | 12.3 | 10.3 | 9.9 | 11.2 | 8.8 | 6 | 5.4 | 5.6 | 7.4 | 10.1 | 9.1 | 8.7 | 7.9 | 7.1 | 8.3 | 10.1 | 9.3 | 8.7 |
| Apparent min temperature | 15.1 | 14.5 | 13.2 | 13 | 14 | 10.7 | 10.8 | 12.9 | 13.9 | 13.8 | 11.1 | 9.7 | 10.6 | 12 | 13.1 | 14.2 | 12.1 | 11 | 5.9 | 7.8 | 7.1 | 9.8 | 11.9 | 12.6 | 12.2 | 12.8 | 12.1 | 12.6 | 13.3 | 12.8 | 11.4 |
| December | 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 | 31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight duration (h) | 11.3 | 11.3 | 11.3 | 11.3 | 11.3 | 11.3 | 11.3 | 11.3 | 11.3 | 11.3 | 11.3 | 11.3 | 11.3 | 11.3 | 11.3 | 11.3 | 11.3 | 11.3 | 11.3 | 11.2 | 11.2 | 11.2 | 11.2 | 11.3 | 11.3 | 11.3 | 11.3 | 11.3 | 11.3 | 11.3 | 11.3 |
| Sunshine duration (h) | 10.5 | 10.4 | 10.4 | 10.5 | 10 | 6.5 | 9.6 | 10.3 | 10.4 | 10.4 | 8.5 | 9.4 | 9.1 | 10.2 | 10.1 | 10 | 9.8 | 10.2 | 10.5 | 10.5 | 10.5 | 10.3 | 9.7 | 10.2 | 10.4 | 10.2 | 10.3 | 10.4 | 10.2 | 10 | 10 |
| Precipitation (mm) | 1.8 | 0 | 0 | 0 | 0.5 | 0 | 0.1 | 0 | 0 | 0 | 0.2 | 0 | 0 | 0 | 0.9 | 0.4 | 0 | 0 | 0 | 0 | 0 | 0 | 0.7 | 0.1 | 0 | 0 | 0 | 0 | 0.6 | 0.2 | 0.1 |
| Precipitation hours | 5 | 0 | 0 | 0 | 5 | 0 | 1 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 2 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 1 | 0 | 0 | 0 | 0 | 3 | 1 | 1 |
| Wind speed (m/s) | 8 | 7 | 20 | 18.9 | 20.7 | 28.7 | 24.6 | 18.4 | 13.9 | 12.3 | 30.5 | 26.5 | 26.8 | 26.3 | 19 | 9.3 | 18.5 | 16.3 | 18.7 | 17.1 | 19.7 | 23.5 | 15.6 | 17.6 | 16.5 | 15.3 | 17.6 | 16.9 | 15.6 | 12.1 | 17.7 |
In December 2023, the highest daytime temperature in San José Chacayá was 21.8°C.
While the minimum temperature at night dropped to 5.4°C.
The average nighttime and daytime temperatures during December in San José Chacayá are 9.6°C and 19.7°C respectively.
The precipitation sum in December is about 6 mm.