Average annual temperature is 26.4 °C
Absolute maximum temperature: 36.6 °C
Absolute minimum temperature: 20.6 °C
Number of sunny days: 132 days
Number of rainy days: 233 days
Look at detailed online map of San Luis
* Weather data for San Luis Ecuador is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 35.0 | 31.6 | 31.7 | 31.3 | 31.7 | 31.7 | 32.3 | 34.6 | 35.6 | 36.6 | 34.3 | 33.7 |
| Average daytime temperature (°C) | 31.6 | 30.1 | 29.9 | 30.2 | 30.3 | 30.0 | 30.7 | 32.4 | 33.8 | 32.9 | 31.3 | 32.1 |
| Average temperature (°C) | 26.3 | 25.5 | 25.4 | 25.5 | 26.4 | 26.1 | 26.4 | 26.9 | 27.2 | 27.3 | 26.4 | 27.3 |
| Average night temperature (°C) | 22.5 | 23.0 | 22.9 | 22.9 | 23.7 | 23.0 | 22.7 | 22.3 | 22.3 | 23.3 | 22.3 | 23.3 |
| Absolute minimum temperature (°C) | 21.5 | 22.2 | 21.2 | 21.2 | 22.3 | 21.5 | 21.7 | 21.6 | 20.6 | 22.1 | 21.1 | 21.7 |
| 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) | 12.2 | 12.2 | 12.1 | 12.1 | 12.0 | 12.0 | 12.0 | 12.1 | 12.1 | 12.2 | 12.2 | 12.2 |
| 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) | 8.9 | 8.2 | 7.4 | 7.5 | 9.1 | 10.3 | 10.5 | 9.9 | 9.8 | 8.7 | 9.0 | 7.7 |
| Precipitation (mm) | 184 | 425 | 569 | 564 | 223 | 110 | 49 | 5 | 0 | 41 | 25 | 47 |
| Sunny days | 5 | 0 | 0 | 1 | 0 | 8 | 16 | 26 | 27 | 16 | 19 | 14 |
| Rainy days | 26 | 28 | 31 | 29 | 31 | 22 | 15 | 5 | 3 | 15 | 11 | 17 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Luis is at