Average annual temperature is 25.3 °C
Absolute maximum temperature: 41.5 °C
Absolute minimum temperature: 7.0 °C
Number of sunny days: 168 days
Number of rainy days: 197 days
Look at detailed online map of San Luis
* Weather data for San Luis Paraguay is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 37.9 | 34.8 | 34.3 | 34.1 | 31.8 | 31.1 | 31.7 | 35.5 | 40.2 | 41.5 | 41.3 | 39.0 |
| Average daytime temperature (°C) | 33.4 | 30.4 | 31.3 | 28.3 | 26.5 | 25.1 | 26.5 | 29.5 | 32.4 | 34.6 | 34.9 | 34.5 |
| Average temperature (°C) | 28.2 | 25.6 | 26.2 | 23.3 | 21.5 | 19.7 | 21.3 | 23.7 | 26.2 | 28.3 | 29.4 | 29.5 |
| Average night temperature (°C) | 23.5 | 21.9 | 22.6 | 19.4 | 17.9 | 15.5 | 17.3 | 19.3 | 21.5 | 23.4 | 24.9 | 25.4 |
| Absolute minimum temperature (°C) | 18.3 | 13.9 | 20.8 | 13.0 | 11.0 | 7.0 | 8.9 | 11.8 | 11.0 | 15.7 | 12.8 | 21.3 |
| 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 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 |
| Daylight mean duration (h) | 13.4 | 12.9 | 12.2 | 11.6 | 11.0 | 10.7 | 10.9 | 11.3 | 12.0 | 12.6 | 13.2 | 13.5 |
| Daylight minimum duration (h) | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 | 10.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 |
| Sunshine mean duration (h) | 11.1 | 9.9 | 9.9 | 8.9 | 7.9 | 8.3 | 8.1 | 9.1 | 8.9 | 9.7 | 10.6 | 10.3 |
| Precipitation (mm) | 169 | 227 | 174 | 154 | 72 | 56 | 77 | 46 | 139 | 198 | 125 | 169 |
| Sunny days | 10 | 4 | 6 | 14 | 17 | 24 | 21 | 21 | 17 | 15 | 12 | 7 |
| Rainy days | 21 | 24 | 25 | 16 | 14 | 6 | 10 | 10 | 13 | 16 | 18 | 24 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Luis is at