Average temperature in December is 28.1 °C
Average daytime temperature is 33.3 °C
Average night temperature is 23.9 °C
Absolute maximum temperature: 40.4 °C
Absolute minimum temperature: 18.9 °C
Number of sunny days: 11
Number of rainy days: 20
Number of snow days:
Precipitation sum: 172 mm
* Weather data for Juan José Castelli Argentina is based on climate observations for 2023 year
| Dicembre (°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 | 37.5 | 36.6 | 32.5 | 26.7 | 29.8 | 33.2 | 30 | 30.8 | 33.1 | 30.3 | 32.3 | 35.5 | 37.8 | 35.3 | 36.8 | 37.8 | 39.8 | 40.4 | 30.7 | 28 | 29.9 | 33 | 32.7 | 32.7 | 30.4 | 31.1 | 32 | 37.4 | 33.8 | 32.2 | 33.7 |
| Apparent max temperature | 40.3 | 41.6 | 38.4 | 28.8 | 34.4 | 39.1 | 31.3 | 33.4 | 38.5 | 31.6 | 35.4 | 38.8 | 40.5 | 41.6 | 41.8 | 39.8 | 40.3 | 44.7 | 33.4 | 29.8 | 32.3 | 39.6 | 39.4 | 38.5 | 35.7 | 35 | 35.3 | 40.9 | 36 | 37.2 | 37.6 |
| Mean temperature | 32.2 | 33.2 | 28.4 | 23.8 | 24.5 | 26.9 | 25.4 | 25.3 | 26.2 | 25.5 | 25.4 | 29.5 | 32.3 | 29.9 | 30.3 | 33.5 | 34.6 | 34.4 | 24.8 | 24.1 | 26.1 | 27.4 | 28.1 | 28.5 | 27 | 26.3 | 26.3 | 30.3 | 27.6 | 25.6 | 28.2 |
| Apparent mean temperature | 28.5 | 31.8 | 27.2 | 21.5 | 22.3 | 25.6 | 26.3 | 20.7 | 20.8 | 23.5 | 19.9 | 27 | 30.3 | 27.1 | 28.8 | 31.5 | 30.9 | 32.1 | 23 | 22.7 | 24.4 | 26.8 | 28.3 | 27.8 | 28 | 23.4 | 22 | 26.5 | 26.4 | 23.5 | 25.6 |
| Minimum temperature | 27.4 | 28.6 | 24.2 | 21.5 | 20.5 | 22.1 | 22.6 | 20.2 | 20.5 | 21.7 | 18.9 | 24.7 | 28.6 | 25.1 | 25.6 | 29.7 | 30.3 | 31.2 | 22 | 21.4 | 21.7 | 23.4 | 24.5 | 24.6 | 24.6 | 21.8 | 20.8 | 24.9 | 23.3 | 20.3 | 22.7 |
| Apparent min temperature | 34.6 | 36.1 | 31.9 | 24.9 | 27.4 | 31.2 | 28.4 | 26.8 | 28.4 | 27.5 | 27.1 | 32 | 35.1 | 33.4 | 34.1 | 35.3 | 35.5 | 36.2 | 26.7 | 25.6 | 28.6 | 31.3 | 33.2 | 33.2 | 31.8 | 29 | 28 | 32.6 | 30.6 | 29.3 | 31.1 |
| Dicembre | 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) | 13.6 | 13.6 | 13.7 | 13.7 | 13.7 | 13.7 | 13.7 | 13.7 | 13.7 | 13.7 | 13.7 | 13.7 | 13.7 | 13.7 | 13.7 | 13.8 | 13.8 | 13.8 | 13.8 | 13.8 | 13.8 | 13.8 | 13.8 | 13.8 | 13.8 | 13.8 | 13.8 | 13.8 | 13.7 | 13.7 | 13.7 |
| Sunshine duration (h) | 12.6 | 12.1 | 7.2 | 2.4 | 10.3 | 11.6 | 6 | 12.8 | 12.5 | 12.3 | 12.8 | 12.5 | 11.6 | 9.8 | 9.1 | 12.8 | 12.7 | 12.3 | 1.3 | 5.4 | 7.8 | 12.2 | 12.8 | 8.6 | 10.9 | 12.9 | 12.9 | 11.6 | 2.6 | 12.6 | 12.7 |
| Precipitation (mm) | 0.4 | 0.8 | 11 | 10.6 | 2.9 | 2.1 | 25.2 | 0 | 5.6 | 25 | 0 | 0 | 0.2 | 12.5 | 3.8 | 0 | 0 | 0.7 | 20.1 | 0.4 | 0 | 3.7 | 5.2 | 16 | 4.9 | 0 | 0 | 0 | 20.7 | 0 | 0 |
| Precipitation hours | 1 | 2 | 8 | 10 | 16 | 8 | 15 | 0 | 5 | 8 | 0 | 0 | 2 | 4 | 10 | 0 | 0 | 2 | 16 | 3 | 0 | 4 | 6 | 7 | 6 | 0 | 0 | 0 | 11 | 0 | 0 |
| Wind speed (m/s) | 26.8 | 23.8 | 21 | 22 | 14.4 | 16.1 | 20.9 | 14.9 | 14.8 | 19.5 | 19.9 | 24.6 | 29.5 | 27.7 | 23.5 | 29.9 | 28.7 | 24.1 | 21.4 | 17 | 12.6 | 13.9 | 15.8 | 15.3 | 21.9 | 12.6 | 14 | 22 | 26.8 | 10.8 | 15.9 |
In December 2023, the highest daytime temperature in Juan José Castelli was 40.4°C.
While the minimum temperature at night dropped to 18.9°C.
The average nighttime and daytime temperatures during December in Juan José Castelli are 23.9°C and 33.3°C respectively.
The precipitation sum in December is about 172 mm.