Average annual temperature is 27.6 °C
Absolute maximum temperature: 36.5 °C
Absolute minimum temperature: 20.2 °C
Number of sunny days: 84 days
Number of rainy days: 281 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) | 32.9 | 34.9 | 36.1 | 36.5 | 34.2 | 31.7 | 31.8 | 33.6 | 35.0 | 36.0 | 34.2 | 36.2 |
| Average daytime temperature (°C) | 31.7 | 33.5 | 33.8 | 32.9 | 31.1 | 29.6 | 29.8 | 31.3 | 32.3 | 33.2 | 32.3 | 33.7 |
| Average temperature (°C) | 26.9 | 28.3 | 28.7 | 28.1 | 27.2 | 25.9 | 26.0 | 27.1 | 27.9 | 28.6 | 27.9 | 29.1 |
| Average night temperature (°C) | 22.7 | 23.8 | 24.5 | 24.2 | 23.9 | 23.0 | 23.1 | 23.8 | 24.4 | 24.7 | 24.3 | 24.9 |
| Absolute minimum temperature (°C) | 20.7 | 20.8 | 20.2 | 21.5 | 22.8 | 20.9 | 22.2 | 22.3 | 22.8 | 22.6 | 23.4 | 23.4 |
| 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) | 10.6 | 10.8 | 10.0 | 8.9 | 9.4 | 8.7 | 9.7 | 9.9 | 10.3 | 10.3 | 10.5 | 10.5 |
| Precipitation (mm) | 70 | 8 | 63 | 151 | 203 | 245 | 281 | 209 | 119 | 85 | 86 | 62 |
| Sunny days | 16 | 16 | 16 | 4 | 5 | 0 | 0 | 3 | 2 | 4 | 9 | 9 |
| Rainy days | 15 | 12 | 15 | 26 | 26 | 30 | 31 | 28 | 28 | 27 | 21 | 22 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Luis is at