Average annual temperature is 25.1 °C
Absolute maximum temperature: 35.2 °C
Absolute minimum temperature: 18.8 °C
Number of sunny days: 27 days
Number of rainy days: 338 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) | 31.7 | 32.6 | 34.0 | 32.3 | 32.3 | 31.3 | 31.6 | 33.5 | 33.4 | 35.2 | 33.9 | 32.6 |
| Average daytime temperature (°C) | 29.5 | 30.8 | 30.3 | 29.6 | 30.1 | 28.6 | 29.1 | 30.4 | 31.4 | 31.8 | 31.5 | 30.1 |
| Average temperature (°C) | 24.5 | 25.3 | 25.1 | 24.7 | 25.0 | 24.1 | 24.3 | 25.1 | 25.8 | 26.3 | 26.0 | 25.5 |
| Average night temperature (°C) | 21.0 | 21.3 | 21.6 | 21.9 | 22.1 | 21.3 | 21.5 | 21.9 | 22.3 | 22.8 | 22.8 | 22.6 |
| Absolute minimum temperature (°C) | 19.1 | 19.5 | 19.7 | 20.9 | 20.9 | 18.8 | 20.2 | 20.7 | 21.0 | 22.1 | 21.9 | 21.2 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Daylight mean duration (h) | 12.0 | 12.1 | 12.1 | 12.1 | 12.2 | 12.2 | 12.2 | 12.2 | 12.1 | 12.1 | 12.1 | 12.0 |
| Daylight minimum duration (h) | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Sunshine mean duration (h) | 9.2 | 9.8 | 8.7 | 8.0 | 9.1 | 8.8 | 9.6 | 10.2 | 9.8 | 9.3 | 10.0 | 9.0 |
| Precipitation (mm) | 163 | 132 | 259 | 314 | 465 | 338 | 361 | 259 | 232 | 239 | 252 | 271 |
| Sunny days | 8 | 6 | 7 | 0 | 0 | 0 | 0 | 2 | 1 | 1 | 2 | 0 |
| Rainy days | 23 | 22 | 24 | 30 | 31 | 30 | 31 | 29 | 29 | 30 | 28 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Luis is at