Average annual temperature is 20.8 °C
Absolute maximum temperature: 41.5 °C
Absolute minimum temperature: 1.4 °C
Number of sunny days: 217 days
Number of rainy days: 148 days
Look at detailed online map of San Justo
* Weather data for San Justo Argentina is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 41.5 | 39.0 | 37.5 | 32.1 | 27.1 | 26.8 | 29.3 | 33.2 | 34.1 | 34.4 | 35.4 | 34.7 |
| Average daytime temperature (°C) | 34.6 | 32.2 | 32.7 | 24.9 | 22.0 | 19.6 | 19.6 | 23.1 | 23.3 | 26.6 | 27.3 | 28.5 |
| Average temperature (°C) | 28.5 | 26.1 | 27.3 | 19.8 | 17.5 | 15.0 | 14.9 | 16.8 | 17.5 | 20.5 | 22.2 | 24.2 |
| Average night temperature (°C) | 22.8 | 20.4 | 22.7 | 15.4 | 14.0 | 11.2 | 11.2 | 12.0 | 13.1 | 15.3 | 17.6 | 20.4 |
| Absolute minimum temperature (°C) | 17.6 | 10.2 | 16.5 | 10.2 | 6.9 | 1.4 | 3.1 | 5.3 | 6.7 | 8.5 | 7.9 | 16.8 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 14.0 |
| Daylight mean duration (h) | 13.9 | 13.2 | 12.3 | 11.3 | 10.6 | 10.2 | 10.4 | 11.0 | 11.9 | 12.8 | 13.7 | 14.1 |
| Daylight minimum duration (h) | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 10.0 | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 |
| Sunshine mean duration (h) | 11.6 | 11.1 | 10.1 | 8.6 | 7.3 | 7.0 | 6.8 | 9.3 | 7.6 | 9.9 | 10.0 | 9.3 |
| Precipitation (mm) | 68 | 59 | 59 | 49 | 139 | 14 | 40 | 19 | 33 | 119 | 213 | 313 |
| Sunny days | 22 | 21 | 14 | 19 | 17 | 18 | 24 | 27 | 18 | 17 | 12 | 8 |
| Rainy days | 9 | 7 | 17 | 11 | 14 | 12 | 7 | 4 | 12 | 14 | 18 | 23 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit San Justo during the most sunny months:
The largest precipitation sum in San Justo is at