December weather forecast
El Salvador

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Weather in December

December in El Salvador marks the full onset of the dry season, characterized by significantly less rainfall compared to the preceding months and relatively cooler temperatures. During this month, temperatures generally range between 18°C (64.4°F) to 28°C (82.4°F). The coastal regions and lower altitudes continue to experience warmer conditions, while regions at higher altitudes, such as Santa Ana, enjoy slightly cooler weather.

In San Salvador, average temperatures in December hover around 24°C (75.2°F), a noticeable decrease compared to November, signaling the heart of the dry season. Santa Ana, with its higher altitude, experiences cooler average temperatures, around 20°C (68°F), reflecting the cooler weather that characterizes the dry season.

Rainfall in December is minimal, marking a stark contrast to the rainy season. The weather is predominantly dry and sunny, with only sporadic, light showers occasionally occurring.

When compared to November, December sees a further reduction in rainfall and a slight drop in temperatures, fully establishing the dry season. The weather becomes predominantly dry and sunny, making this month ideal for outdoor activities and exploration. Despite the cooler temperatures, the climate remains pleasantly warm, making December an attractive month for visiting El Salvador.

  • San Salvador - December »
    The months with the lowest UV index are January, May, June, August through December, with an average maximum UV index of 6. With an average of 11h and 18min of daylight, December has the shortest days of the year in San Salvador, El Salvador.
  • Santa Ana - December »
    In Santa Ana during December, the rain falls for 2.3 days and regularly aggregates up to 5mm (0.2") of precipitation. During the month of December, the temperature in Santa Ana falls to an average of 16.6°C (61.9°F).
  • San Miguel - December »
    The month with the shortest days in San Miguel is December, with an average of 11h and 24min of daylight. In San Miguel, El Salvador, in December, during 5 rainfall days, 5mm (0.2") of precipitation is typically accumulated.
  • Soyapango - December »
    The month with the shortest days in Soyapango, El Salvador, is December, with an average of 11h and 18min of daylight. The months with the least sunshine in Soyapango, El Salvador, are January and December, with an average of 7.7h of sunshine.
  • Santa Tecla - December »
    Despite shorter days and cooler nights, Santa Tecla continues to thrive under the comforting December sun, offering perfect conditions for exploring the city's architectural and cultural gems. The month with the shortest days in Santa Tecla is December, with an average of 11h and 18min of daylight.
  • Mejicanos - December »
    December has the shortest days of the year in Mejicanos, with an average of 11h and 18min of daylight. January, May, June, August through December, with an average maximum UV index of 6, are months with the lowest UV index in Mejicanos.
  • Apopa - December »
    The month with the shortest days in Apopa is December, with an average of 11h and 18min of daylight. In December, in Apopa the rain falls for 2.8 days.
  • Delgado - December »
    The month with the shortest days in Delgado is December, with an average of 11h and 18min of daylight. In Delgado in December, it is raining for 2.8 days, with typically 6mm (0.24") of accumulated precipitation.
  • Ahuachapan - December »
    The months with the least sunshine in Ahuachapan are January and December, with an average of 7.7h of sunshine. The month with the shortest days in Ahuachapan is December, with an average of 11h and 18min of daylight.
  • Ilopango - December »
    With an average of 11h and 18min of daylight, December has the shortest days of the year in Ilopango, El Salvador. The months with the least sunshine in Ilopango are January and December, with an average of 7.7h of sunshine.
  • San Marcos - December »
    In San Marcos in December, it is raining for 2.8 days, with typically 6mm (0.24") of accumulated precipitation. The months with the least sunshine in San Marcos are January and December, with an average of 7.7h of sunshine.
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