Average annual temperature is 24.0 °C
Absolute maximum temperature: 37.5 °C
Absolute minimum temperature: 13.2 °C
Number of sunny days: 116 days
Number of rainy days: 249 days
Look at detailed online map of San Lucas
* Weather data for San Lucas El Salvador is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 32.7 | 33.9 | 35.9 | 35.5 | 37.5 | 30.7 | 34.7 | 33.5 | 31.6 | 29.6 | 33.2 | 33.9 |
| Average daytime temperature (°C) | 30.8 | 32.3 | 31.7 | 32.6 | 32.3 | 28.2 | 30.9 | 30.7 | 29.7 | 27.5 | 28.7 | 31.5 |
| Average temperature (°C) | 23.7 | 24.6 | 24.4 | 25.2 | 25.4 | 23.1 | 24.4 | 24.2 | 23.7 | 22.2 | 23.0 | 24.3 |
| Average night temperature (°C) | 17.4 | 18.2 | 18.4 | 19.1 | 20.0 | 19.4 | 19.3 | 19.5 | 19.0 | 18.9 | 18.2 | 18.4 |
| Absolute minimum temperature (°C) | 13.9 | 15.8 | 16.3 | 16.3 | 18.3 | 18.0 | 17.0 | 18.4 | 17.9 | 17.6 | 15.1 | 13.2 |
| 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) | 11.4 | 11.7 | 12.1 | 12.4 | 12.8 | 12.9 | 12.9 | 12.6 | 12.2 | 11.8 | 11.5 | 11.3 |
| 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) | 10.4 | 10.8 | 10.9 | 10.9 | 10.8 | 9.2 | 10.4 | 9.9 | 10.6 | 8.7 | 9.9 | 10.4 |
| Precipitation (mm) | 4 | 0 | 42 | 57 | 145 | 284 | 168 | 200 | 241 | 295 | 123 | 26 |
| Sunny days | 22 | 27 | 17 | 14 | 6 | 1 | 2 | 2 | 3 | 0 | 5 | 17 |
| Rainy days | 9 | 1 | 14 | 16 | 25 | 29 | 29 | 29 | 27 | 31 | 25 | 14 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Lucas is at