Average annual temperature is 14.6 °C
Absolute maximum temperature: 21.4 °C
Absolute minimum temperature: 8.3 °C
Number of rainy days: 365 days
Look at detailed online map of San Luis
* Weather data for San Luis Colombia is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 19.3 | 19.8 | 19.2 | 19.1 | 20.9 | 21.0 | 21.4 | 21.0 | 20.6 | 19.9 | 20.2 | 20.3 |
| Average daytime temperature (°C) | 17.0 | 17.9 | 16.9 | 17.6 | 18.9 | 19.0 | 19.2 | 19.1 | 19.4 | 17.8 | 18.1 | 18.5 |
| Average temperature (°C) | 13.1 | 13.8 | 13.5 | 14.1 | 15.3 | 15.3 | 15.3 | 15.1 | 15.3 | 14.5 | 14.7 | 15.0 |
| Average night temperature (°C) | 10.1 | 10.7 | 11.1 | 11.5 | 12.7 | 12.5 | 12.4 | 12.2 | 12.4 | 12.3 | 12.3 | 12.5 |
| Absolute minimum temperature (°C) | 8.5 | 8.3 | 9.3 | 9.8 | 11.6 | 11.7 | 10.8 | 11.1 | 11.4 | 10.4 | 11.1 | 10.9 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.8 | 11.9 | 12.1 | 12.3 | 12.4 | 12.5 | 12.5 | 12.3 | 12.2 | 12.0 | 11.8 | 11.7 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 9.7 | 10.2 | 7.9 | 8.5 | 7.3 | 8.2 | 8.6 | 9.4 | 9.3 | 6.7 | 8.6 | 9.3 |
| Precipitation (mm) | 190 | 140 | 307 | 189 | 245 | 144 | 114 | 153 | 107 | 254 | 244 | 151 |
| Sunny days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Rainy days | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Luis is at