Average annual temperature is 25.3 °C
Absolute maximum temperature: 35.5 °C
Absolute minimum temperature: 17.4 °C
Number of sunny days: 105 days
Number of rainy days: 260 days
Look at detailed online map of San Juan Buena Vista
* Weather data for San Juan Buena Vista 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) | 33.2 | 35.5 | 33.4 | 33.0 | 32.7 | 30.6 | 31.3 | 30.9 | 30.9 | 28.8 | 29.1 | 31.3 |
| Average daytime temperature (°C) | 29.0 | 30.7 | 29.6 | 30.2 | 30.3 | 28.4 | 29.3 | 28.4 | 28.5 | 27.3 | 27.9 | 29.2 |
| Average temperature (°C) | 24.6 | 25.8 | 25.4 | 26.2 | 26.7 | 25.5 | 25.7 | 25.3 | 25.3 | 24.2 | 24.3 | 24.9 |
| Average night temperature (°C) | 21.2 | 21.9 | 21.8 | 22.6 | 23.3 | 22.7 | 22.2 | 22.4 | 22.1 | 21.4 | 21.0 | 20.9 |
| Absolute minimum temperature (°C) | 19.2 | 20.0 | 20.0 | 21.2 | 21.6 | 21.7 | 21.3 | 21.3 | 21.4 | 20.0 | 19.0 | 17.4 |
| 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 | 12.8 | 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) | 10.5 | 10.9 | 11.3 | 11.5 | 11.3 | 10.2 | 11.1 | 10.3 | 10.8 | 8.7 | 9.9 | 10.4 |
| Precipitation (mm) | 5 | 1 | 39 | 77 | 109 | 216 | 192 | 247 | 249 | 299 | 260 | 8 |
| Sunny days | 19 | 24 | 11 | 8 | 7 | 1 | 4 | 2 | 2 | 1 | 8 | 18 |
| Rainy days | 12 | 4 | 20 | 22 | 24 | 29 | 27 | 29 | 28 | 30 | 22 | 13 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Juan Buena Vista is at