Average annual temperature is 22.0 °C
Absolute maximum temperature: 42.8 °C
Absolute minimum temperature: 4.1 °C
Number of sunny days: 234 days
Number of rainy days: 131 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) | 42.8 | 38.4 | 37.2 | 30.8 | 27.9 | 27.7 | 28.7 | 31.9 | 36.1 | 36.8 | 41.4 | 38.9 |
| Average daytime temperature (°C) | 35.5 | 33.1 | 32.9 | 25.2 | 23.2 | 20.5 | 20.6 | 25.1 | 25.9 | 29.5 | 30.8 | 31.1 |
| Average temperature (°C) | 29.3 | 27.1 | 27.5 | 20.5 | 18.2 | 15.4 | 15.3 | 18.1 | 19.7 | 22.7 | 24.7 | 25.7 |
| Average night temperature (°C) | 23.4 | 21.3 | 22.2 | 16.7 | 14.2 | 11.6 | 11.1 | 11.6 | 14.3 | 16.4 | 19.1 | 21.1 |
| Absolute minimum temperature (°C) | 18.6 | 11.8 | 18.4 | 12.3 | 9.0 | 4.5 | 4.1 | 6.1 | 9.1 | 9.2 | 10.0 | 15.4 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 |
| Daylight mean duration (h) | 13.7 | 13.1 | 12.3 | 11.4 | 10.7 | 10.4 | 10.5 | 11.1 | 11.9 | 12.8 | 13.5 | 13.9 |
| Daylight minimum duration (h) | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 |
| Sunshine mean duration (h) | 11.7 | 11.3 | 10.0 | 7.8 | 7.5 | 7.2 | 7.1 | 10.3 | 8.0 | 9.0 | 9.5 | 9.7 |
| Precipitation (mm) | 88 | 61 | 106 | 63 | 29 | 8 | 12 | 0 | 9 | 40 | 93 | 137 |
| Sunny days | 15 | 16 | 17 | 15 | 22 | 25 | 24 | 30 | 23 | 22 | 16 | 9 |
| Rainy days | 16 | 12 | 14 | 15 | 9 | 5 | 7 | 1 | 7 | 9 | 14 | 22 |
| 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