Average temperature in December is 27.5 °C
Average daytime temperature is 34.2 °C
Average night temperature is 22.9 °C
Absolute maximum temperature: 36.3 °C
Absolute minimum temperature: 20 °C
Number of sunny days: 15
Number of rainy days: 16
Number of snow days:
Precipitation sum: 12 mm
* Weather data for Zacatecoluca El Salvador 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 | 32.7 | 34 | 32.5 | 34.6 | 34.8 | 35 | 34.4 | 34.1 | 35.7 | 35.8 | 36.2 | 34.7 | 34.5 | 36.1 | 35.1 | 34.7 | 34 | 33.7 | 32.5 | 33.4 | 33.2 | 36.3 | 35.7 | 33.2 | 32.4 | 33.1 | 32.9 | 32.9 | 32.6 | 34.1 | 34.9 |
| Apparent max temperature | 36.7 | 38 | 36.9 | 38 | 37.1 | 38.3 | 36.6 | 36.6 | 38 | 38.4 | 38.9 | 36.8 | 36.5 | 38.7 | 37.3 | 38.9 | 35.6 | 33.9 | 31.3 | 33.6 | 33.6 | 38.8 | 37.9 | 36.5 | 36.1 | 36.5 | 36.3 | 36.1 | 35.5 | 37.6 | 36.4 |
| Mean temperature | 27.2 | 27.5 | 27 | 27.8 | 28.5 | 28.7 | 28.6 | 28.3 | 27.9 | 28.1 | 29.1 | 29.3 | 28.8 | 29.4 | 28.3 | 27.6 | 27.6 | 26.9 | 25.6 | 25.4 | 25.8 | 26.7 | 28.4 | 27.2 | 26.8 | 26.8 | 26.8 | 26.8 | 26.2 | 26.8 | 26.9 |
| Apparent mean temperature | 25.1 | 26 | 25.2 | 25.7 | 27 | 26.1 | 24.9 | 25.5 | 24.3 | 25.4 | 27.1 | 25.7 | 24.9 | 26.2 | 25.2 | 26.1 | 23.8 | 20.5 | 17.3 | 17.6 | 19.6 | 20.7 | 24.7 | 24.4 | 25.5 | 24.8 | 25 | 23.6 | 25.4 | 25.1 | 21.3 |
| Minimum temperature | 23 | 23.3 | 22.8 | 23.4 | 24.3 | 24.3 | 23.4 | 23.6 | 22.4 | 23.3 | 25.2 | 25.6 | 24.5 | 25.1 | 23.4 | 23.4 | 23.8 | 21.5 | 20.3 | 20 | 20.6 | 21.1 | 24 | 22.9 | 22.9 | 22.1 | 22.6 | 21.7 | 22.2 | 22 | 22.2 |
| Apparent min temperature | 30.4 | 31.1 | 30.8 | 31.3 | 32.1 | 31 | 30.6 | 30.7 | 30.7 | 30.9 | 31.8 | 29.9 | 29.3 | 30.9 | 30.6 | 31 | 29.3 | 26.1 | 23.1 | 23.7 | 25.2 | 27 | 30 | 29.9 | 29.9 | 30 | 29.8 | 29.5 | 29.7 | 30.4 | 27.5 |
| 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) | 11.4 | 11.4 | 11.4 | 11.4 | 11.4 | 11.4 | 11.4 | 11.4 | 11.4 | 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 | 11.3 | 11.3 | 11.3 |
| Sunshine duration (h) | 10.6 | 10.6 | 10.6 | 10.6 | 10.6 | 10.5 | 10.5 | 10.5 | 10.5 | 10.5 | 10.5 | 10.5 | 10.5 | 10.5 | 10.5 | 10.5 | 10.4 | 10.4 | 10.5 | 10.4 | 10.5 | 10.4 | 10.4 | 10.3 | 10.3 | 10.4 | 10.2 | 10.3 | 10.1 | 10.2 | 10.2 |
| Precipitation (mm) | 0 | 0 | 0.1 | 1 | 0 | 0.2 | 0.1 | 0.1 | 0 | 0 | 0.7 | 0.2 | 0 | 0.2 | 0.1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.5 | 0.1 | 0.2 | 0 | 5.7 | 1.8 | 0.1 |
| Precipitation hours | 0 | 0 | 1 | 3 | 0 | 1 | 1 | 1 | 0 | 0 | 3 | 1 | 0 | 2 | 1 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 1 | 1 | 0 | 4 | 7 | 1 |
| Wind speed (m/s) | 12 | 13.3 | 13.9 | 10.9 | 14.5 | 13.5 | 15.6 | 11.2 | 14.1 | 12.1 | 18.6 | 17.9 | 16.8 | 14.4 | 16.6 | 15.3 | 19 | 19.6 | 23.3 | 20.9 | 17.4 | 16.2 | 12.2 | 14.5 | 14.6 | 14.3 | 14 | 15.5 | 11 | 9.7 | 16.2 |
In December 2023, the highest daytime temperature in Zacatecoluca was 36.3°C.
While the minimum temperature at night dropped to 20°C.
The average nighttime and daytime temperatures during December in Zacatecoluca are 22.9°C and 34.2°C respectively.
The precipitation sum in December is about 12 mm.