Average annual temperature is 14.6 °C
Absolute maximum temperature: 35.4 °C
Absolute minimum temperature: -6.7 °C
Number of sunny days: 260 days
Number of rainy days: 103 days
Number of snow days: 2 days
Look at detailed online map of San Salvador
* Weather data for San Salvador Mexico is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 19.3 | 20.7 | 22.5 | 27.1 | 29.0 | 33.3 | 35.4 | 33.2 | 31.5 | 26.6 | 24.4 | 19.8 |
| Average daytime temperature (°C) | 14.3 | 15.7 | 18.1 | 22.3 | 24.6 | 29.7 | 31.6 | 27.9 | 28.6 | 23.3 | 18.3 | 15.7 |
| Average temperature (°C) | 6.3 | 7.0 | 10.1 | 13.9 | 16.6 | 22.1 | 23.8 | 20.7 | 20.8 | 15.5 | 10.9 | 7.2 |
| Average night temperature (°C) | 0.4 | 0.7 | 3.8 | 5.8 | 8.9 | 14.0 | 15.6 | 14.2 | 13.7 | 8.7 | 5.4 | 0.4 |
| Absolute minimum temperature (°C) | -6.7 | -4.7 | -3.4 | 1.8 | 5.8 | 8.0 | 12.6 | 12.0 | 11.5 | 0.3 | -3.2 | -3.3 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 |
| Daylight mean duration (h) | 10.5 | 11.2 | 12.0 | 12.9 | 13.6 | 13.9 | 13.8 | 13.2 | 12.3 | 11.5 | 10.7 | 10.3 |
| Daylight minimum duration (h) | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 9.6 | 9.7 | 9.9 | 11.8 | 11.7 | 12.2 | 12.6 | 11.9 | 11.3 | 9.8 | 9.0 | 9.0 |
| Precipitation (mm) | 5 | 7 | 48 | 5 | 45 | 5 | 7 | 58 | 30 | 5 | 16 | 3 |
| Sunny days | 24 | 21 | 25 | 25 | 19 | 26 | 21 | 11 | 17 | 21 | 22 | 28 |
| Rainy days | 6 | 6 | 6 | 5 | 12 | 4 | 10 | 20 | 13 | 10 | 8 | 3 |
| Snow days | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Salvador is at