Average annual temperature is 27.4 °C
Absolute maximum temperature: 36.4 °C
Absolute minimum temperature: 20.4 °C
Number of sunny days: 151 days
Number of rainy days: 214 days
Look at detailed online map of Santa Juliana
* Weather data for Santa Juliana 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) | 33.6 | 34.5 | 34.6 | 34.8 | 35.7 | 33.5 | 35.8 | 34.3 | 33.8 | 32.7 | 34.4 | 36.4 |
| Average daytime temperature (°C) | 31.3 | 32.9 | 31.3 | 32.0 | 31.9 | 30.7 | 33.0 | 31.8 | 32.1 | 30.0 | 31.5 | 33.8 |
| Average temperature (°C) | 26.4 | 27.8 | 27.0 | 27.7 | 28.2 | 27.2 | 28.3 | 27.7 | 27.6 | 26.2 | 27.0 | 28.2 |
| Average night temperature (°C) | 22.8 | 24.0 | 23.6 | 24.3 | 24.9 | 24.3 | 24.9 | 24.6 | 24.1 | 23.4 | 23.8 | 23.9 |
| Absolute minimum temperature (°C) | 20.4 | 21.9 | 22.2 | 22.5 | 23.2 | 22.8 | 22.8 | 22.6 | 23.1 | 22.2 | 22.4 | 20.5 |
| 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 | 12.7 | 12.9 | 12.8 | 12.6 | 12.2 | 11.8 | 11.5 | 11.4 |
| 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 | 11.0 | 11.3 | 11.6 | 11.1 | 10.2 | 11.0 | 10.5 | 11.1 | 9.0 | 10.3 | 10.5 |
| Precipitation (mm) | 1 | 0 | 21 | 28 | 133 | 308 | 217 | 347 | 230 | 515 | 100 | 4 |
| Sunny days | 27 | 28 | 16 | 14 | 8 | 3 | 10 | 10 | 4 | 0 | 5 | 26 |
| Rainy days | 4 | 0 | 15 | 16 | 23 | 27 | 21 | 21 | 26 | 31 | 25 | 5 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Santa Juliana is at