Average annual temperature is 26.6 °C
Absolute maximum temperature: 34.5 °C
Absolute minimum temperature: 19.6 °C
Number of sunny days: 93 days
Number of rainy days: 272 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) | 31.3 | 34.4 | 33.2 | 31.8 | 33.6 | 32.7 | 33.9 | 34.5 | 33.8 | 33.4 | 32.3 | 32.2 |
| Average daytime temperature (°C) | 29.1 | 31.6 | 30.0 | 30.1 | 30.8 | 30.4 | 31.4 | 31.5 | 31.9 | 30.9 | 30.3 | 30.6 |
| Average temperature (°C) | 25.0 | 26.9 | 25.9 | 26.0 | 26.9 | 26.5 | 27.3 | 27.3 | 27.7 | 26.6 | 26.4 | 26.7 |
| Average night temperature (°C) | 21.4 | 22.6 | 22.5 | 22.6 | 23.7 | 23.1 | 23.3 | 23.3 | 23.6 | 23.3 | 23.1 | 23.3 |
| Absolute minimum temperature (°C) | 19.6 | 20.5 | 21.4 | 21.5 | 22.0 | 22.2 | 22.1 | 22.3 | 22.7 | 22.3 | 21.7 | 22.0 |
| 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 | 12.5 | 12.5 | 12.5 | 12.4 | 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) | 9.8 | 10.3 | 9.0 | 8.7 | 8.5 | 9.5 | 10.6 | 10.2 | 9.9 | 9.0 | 9.3 | 9.4 |
| Precipitation (mm) | 154 | 48 | 316 | 407 | 186 | 172 | 54 | 98 | 75 | 358 | 220 | 164 |
| Sunny days | 10 | 15 | 2 | 0 | 8 | 9 | 14 | 12 | 6 | 1 | 6 | 10 |
| Rainy days | 21 | 13 | 29 | 30 | 23 | 21 | 17 | 19 | 24 | 30 | 24 | 21 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Luis is at