Average annual temperature is 19.7 °C
Absolute maximum temperature: 34.7 °C
Absolute minimum temperature: 3.8 °C
Number of sunny days: 139 days
Number of rainy days: 226 days
Look at detailed online map of Luján
* Weather data for Luján 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) | 32.9 | 31.9 | 31.1 | 28.4 | 25.8 | 23.8 | 24.6 | 28.5 | 32.9 | 29.9 | 33.4 | 34.7 |
| Average daytime temperature (°C) | 28.7 | 27.1 | 27.8 | 23.5 | 21.9 | 19.5 | 20.5 | 22.7 | 25.6 | 24.3 | 26.8 | 28.5 |
| Average temperature (°C) | 23.3 | 21.9 | 22.5 | 18.6 | 17.1 | 15.2 | 16.0 | 17.3 | 20.3 | 19.7 | 21.8 | 23.4 |
| Average night temperature (°C) | 19.0 | 17.9 | 18.8 | 14.9 | 13.7 | 12.2 | 12.7 | 13.1 | 16.5 | 16.1 | 17.8 | 19.7 |
| Absolute minimum temperature (°C) | 15.3 | 9.7 | 14.2 | 8.5 | 7.4 | 5.3 | 3.8 | 4.6 | 6.4 | 8.8 | 8.6 | 14.2 |
| 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) | 13.6 | 13.0 | 12.2 | 11.5 | 10.8 | 10.5 | 10.6 | 11.2 | 11.9 | 12.7 | 13.4 | 13.8 |
| 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) | 11.4 | 10.6 | 9.9 | 8.8 | 7.5 | 7.3 | 7.3 | 8.9 | 8.3 | 7.6 | 8.9 | 9.9 |
| Precipitation (mm) | 125 | 98 | 136 | 92 | 177 | 106 | 213 | 75 | 248 | 413 | 388 | 206 |
| Sunny days | 7 | 8 | 4 | 12 | 18 | 18 | 19 | 20 | 9 | 8 | 9 | 7 |
| Rainy days | 24 | 20 | 27 | 18 | 13 | 12 | 12 | 11 | 21 | 23 | 21 | 24 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Luján during the most sunny months:
The largest precipitation sum in Luján is at