Climate averages 1991–2020
Weather in El Salvador in December
In December, average daytime highs across the 6 cities listed in El Salvador range from 27.7°C in Santa Tecla to 33.6°C in San Miguel, El Salvador. Monthly rainfall ranges from 5.3 mm in Santa Ana, El Salvador to 6.8 mm in San Salvador.
Long-term climate patterns, not a forecast for a particular trip.
City by city
December in El Salvador
| City | Average highHigh / low | Average low | Rainfall mm | Rain days |
|---|---|---|---|---|
| San Salvador | 29.6°C19.5°C | 19.5°C | 6.8 | 1.3 |
| Soyapango | 29.3°C19.7°C | 19.7°C | 6.8 | 1.3 |
| San Miguel, El Salvador | 33.6°C22.0°C | 22.0°C | 5.7 | 1.3 |
| Santa Ana, El Salvador | 29.3°C18.8°C | 18.8°C | 5.3 | 1.0 |
| Santa Tecla | 27.7°C17.6°C | 17.6°C | 6.8 | 1.3 |
| Apopa | 31.1°C20.2°C | 20.2°C | 6.8 | 1.3 |
A rain day is a local calendar day with at least 1 mm of precipitation.