Average annual temperature is 21 °C
Absolute maximum temperature: 30.3 °C
Absolute minimum temperature: 12.9 °C
Number of sunny days: 20
Number of rainy days: 345
Number of snow days:
Average annual precipitation: 3486 mm
Look at detailed online map of San Luis
* Weather data for San Luis Colombia is based on climate observations for 2023 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 27.8 | 28 | 28.3 | 28.7 | 30 | 29.3 | 29.4 | 30.3 | 29.7 | 29.3 | 28.8 | 28.6 |
| Average daytime temperature (°C) | 25.4 | 26.6 | 25.9 | 26.2 | 27.2 | 27.1 | 27.6 | 27.8 | 28.2 | 26.5 | 26.5 | 26.8 |
| Average temperature (°C) | 19.6 | 20.4 | 20 | 20.4 | 21.7 | 21.6 | 21.8 | 21.8 | 21.9 | 21.1 | 21 | 21.2 |
| Average night temperature (°C) | 14.9 | 15.6 | 15.8 | 16.3 | 17.3 | 17.1 | 16.9 | 16.9 | 17.1 | 17.2 | 17 | 16.7 |
| Absolute minimum temperature (°C) | 12.9 | 13 | 13.4 | 14 | 14.9 | 15.4 | 15.5 | 15 | 15.6 | 15 | 15.6 | 14.6 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.9 | 12 | 12.2 | 12.3 | 12.5 | 12.5 | 12.5 | 12.4 | 12.2 | 12.1 | 11.9 | 11.8 |
| Daylight mean duration (h) | 11.8 | 11.9 | 12.1 | 12.3 | 12.4 | 12.5 | 12.4 | 12.3 | 12.2 | 12 | 11.9 | 11.8 |
| Daylight minimum duration (h) | 11.8 | 11.9 | 12 | 12.2 | 12.3 | 12.5 | 12.4 | 12.2 | 12.1 | 11.9 | 11.8 | 11.8 |
| Sunshine mean duration (h) | 9.9 | 9.9 | 8.4 | 9 | 9.1 | 10.5 | 10.7 | 10.4 | 10.5 | 8.9 | 9.6 | 9.8 |
| Precipitation (mm) | 239 | 127 | 370 | 359 | 247 | 355 | 256 | 358 | 254 | 279 | 349 | 293 |
| Sunny days | 1 | 2 | 1 | 4 | 9 | 3 | ||||||
| Rainy days | 30 | 26 | 31 | 30 | 30 | 26 | 22 | 28 | 30 | 31 | 30 | 31 |
The largest precipitation sum in San Luis is at