Average annual temperature is 25.7 °C
Absolute maximum temperature: 37.7 °C
Absolute minimum temperature: 15.3 °C
Number of sunny days: 110 days
Number of rainy days: 255 days
Look at detailed online map of San Juan Buenavista
* Weather data for San Juan Buenavista 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) | 34.3 | 34.8 | 36.2 | 36.3 | 37.7 | 33.8 | 35.5 | 34.7 | 35.1 | 33.5 | 34.3 | 34.3 |
| Average daytime temperature (°C) | 32.0 | 32.9 | 33.6 | 34.5 | 34.2 | 31.8 | 32.8 | 32.5 | 33.2 | 31.1 | 30.6 | 31.9 |
| Average temperature (°C) | 24.5 | 25.0 | 25.6 | 26.7 | 27.1 | 25.6 | 26.2 | 26.2 | 26.2 | 24.9 | 24.9 | 25.0 |
| Average night temperature (°C) | 19.3 | 19.4 | 20.2 | 21.2 | 22.1 | 21.6 | 22.1 | 22.1 | 22.0 | 21.2 | 21.0 | 20.3 |
| Absolute minimum temperature (°C) | 15.3 | 17.7 | 18.8 | 20.0 | 20.7 | 20.6 | 20.8 | 20.5 | 20.4 | 19.9 | 17.7 | 15.8 |
| 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 | 10.9 | 11.2 | 11.4 | 11.1 | 10.5 | 10.8 | 10.4 | 10.5 | 9.3 | 10.0 | 10.4 |
| Precipitation (mm) | 6 | 1 | 28 | 50 | 107 | 159 | 162 | 160 | 148 | 156 | 164 | 6 |
| Sunny days | 19 | 23 | 15 | 13 | 6 | 0 | 1 | 5 | 1 | 2 | 7 | 18 |
| Rainy days | 12 | 5 | 16 | 17 | 25 | 30 | 30 | 26 | 29 | 29 | 23 | 13 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Juan Buenavista is at