Average temperature in January is 25.8 °C
Average daytime temperature is 31.7 °C
Average night temperature is 20.7 °C
Absolute maximum temperature: 37.1 °C
Absolute minimum temperature: 14.7 °C
Number of sunny days: 19
Number of rainy days: 12
Number of snow days:
Precipitation sum: 40 mm
* Weather data for San Justo Argentina is based on climate observations for 2023 year
| January (°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 | 27.4 | 28.8 | 31.4 | 31.1 | 32.5 | 34.2 | 33.3 | 32.2 | 32.4 | 34.1 | 28.1 | 28.8 | 29.7 | 33.1 | 35.4 | 37.1 | 36.4 | 30.8 | 33.1 | 32.1 | 30.6 | 32.5 | 32.1 | 34.2 | 33.2 | 31.7 | 27.8 | 29.7 | 28.8 | 29 | 30.9 |
| Apparent max temperature | 28.5 | 26.4 | 29.5 | 31.6 | 32.3 | 34.4 | 33.7 | 32.8 | 34 | 36.5 | 30.1 | 29.1 | 27.4 | 33.8 | 36.3 | 38 | 36.7 | 31.9 | 35.8 | 35 | 32.1 | 33.2 | 33.1 | 34.7 | 37.4 | 35 | 30.2 | 33.7 | 31.7 | 30.8 | 35 |
| Mean temperature | 23 | 22.1 | 24.5 | 23.7 | 24.9 | 27.5 | 27.7 | 26.6 | 26.2 | 26.4 | 24.6 | 23.1 | 24.1 | 25 | 27.8 | 29.4 | 29.8 | 26.7 | 27.9 | 27.8 | 25.4 | 25.9 | 26.2 | 27.1 | 26.3 | 26.8 | 24.8 | 24.8 | 24.3 | 23.6 | 24.9 |
| Apparent mean temperature | 19.5 | 15.5 | 18.3 | 14.4 | 17.8 | 21.2 | 22.4 | 22.5 | 22 | 22.4 | 23.5 | 19.3 | 17 | 15.5 | 19.5 | 23.1 | 24.6 | 22.7 | 24.6 | 26.2 | 22.5 | 20.6 | 21.3 | 21.2 | 20.5 | 24.5 | 23.8 | 23.7 | 22 | 20.1 | 22.2 |
| Minimum temperature | 21.3 | 16.9 | 17.5 | 14.7 | 17.5 | 21.5 | 22.8 | 22.3 | 22.1 | 21.3 | 22 | 17.9 | 17.9 | 17 | 20.7 | 22.4 | 25 | 22.8 | 24.3 | 25.1 | 21.7 | 19 | 19.6 | 22 | 19.9 | 23.9 | 21.9 | 21 | 20 | 19.6 | 19.7 |
| Apparent min temperature | 23.5 | 21.1 | 23.3 | 22.6 | 23.9 | 26.8 | 26.7 | 26.5 | 26.4 | 27.4 | 25.8 | 23.6 | 22.9 | 23.6 | 26.5 | 28.8 | 29 | 26.3 | 28.6 | 29.4 | 27 | 27 | 26.9 | 26.8 | 28.2 | 28.8 | 27.8 | 28 | 26 | 24.5 | 27.4 |
| January | 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) | 14.4 | 14.4 | 14.4 | 14.4 | 14.4 | 14.4 | 14.4 | 14.3 | 14.3 | 14.3 | 14.3 | 14.3 | 14.3 | 14.2 | 14.2 | 14.2 | 14.2 | 14.2 | 14.1 | 14.1 | 14.1 | 14.1 | 14 | 14 | 14 | 14 | 13.9 | 13.9 | 13.9 | 13.8 | 13.8 |
| Sunshine duration (h) | 0 | 13.4 | 13.5 | 13.5 | 13.5 | 13.5 | 13.5 | 13.4 | 13.4 | 13.4 | 9.4 | 11.3 | 13.4 | 13.3 | 13.3 | 12.9 | 13.3 | 8.4 | 13.2 | 6.7 | 9.4 | 11.6 | 13.2 | 9.1 | 12.9 | 12.8 | 0.3 | 12.7 | 12.9 | 12.9 | 12.9 |
| Precipitation (mm) | 6.9 | 0.2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 0.4 | 0 | 0 | 0 | 0 | 0 | 0 | 0.7 | 2.6 | 1.3 | 0.4 | 0 | 0 | 0.7 | 1 | 19.1 | 1.8 | 0 | 0 | 0 |
| Precipitation hours | 8 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 5 | 7 | 1 | 0 | 0 | 1 | 3 | 10 | 7 | 0 | 0 | 0 |
| Wind speed (m/s) | 24 | 27.5 | 27.9 | 21.6 | 19 | 26.4 | 26.2 | 22.8 | 25 | 24.1 | 23 | 15 | 24 | 17.8 | 24.9 | 19.8 | 28.1 | 32.5 | 26.4 | 24.2 | 26.8 | 19.2 | 17.1 | 24.6 | 19.8 | 24.5 | 13.5 | 14.5 | 23.8 | 19.9 | 20.2 |
In January 2023, the highest daytime temperature in San Justo was 37.1°C.
While the minimum temperature at night dropped to 14.7°C.
The average nighttime and daytime temperatures during January in San Justo are 20.7°C and 31.7°C respectively.
The precipitation sum in January is about 40 mm.