December Weather in Chalatenango, El Salvador

Last updated: August 23, 2025

In December, the average temperature in Chalatenango, El Salvador reaches a pleasant 25°C (78°F). Expect a minimum of 16°C (61°F) and a maximum soaring to 36°C (96°F). During this month, you'll encounter a light precipitation of 4 mm (0.2 in) over just 1 day, with an average humidity of 66%. Enjoy the comfortable climate!

December Temperature in Chalatenango

In December in Chalatenango, the average temperature is 25°C (78°F). Maximum temperatures can reach 36°C (96°F), while minimums can drop as low as 16°C (61°F). This pleasant climate makes Chalatenango an ideal destination for travelers seeking warmth and enjoyment.

December Weather in Chalatenango: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Chalatenango, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Chalatenango, December typically has an average temperature of 25°C (78°F), with highs reaching up to 36°C (96°F) and lows dropping to around 16°C (61°F).

Data source: Temperature data for Chalatenango generated using information from the Copernicus Climate Change Service.

December Precipitation in Chalatenango

In Chalatenango in December, the precipitation amount is 4 mm (0.2 in) during 1 day.

December Precipitation Trends in Chalatenango

The chart displays monthly precipitation patterns in Chalatenango, with values for each month alongside December’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December’s conditions compare to those of other months. In Chalatenango, December typically receives around 4 mm (0.2 inches) of precipitation spread over approximately 1 days.

Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

December Humidity in Chalatenango

In Chalatenango in December, humidity is 66%. With an average temperature of 25°C (78°F), this humidity feels like a warm, enveloping blanket that can make outdoor activities feel more draining, yet still enjoyable for short adventures.

December Average Humidity in Chalatenango

This chart illustrates the average monthly humidity levels in Chalatenango, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Chalatenango is approximately 66%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Chalatenango

In Chalatenango in December, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Chalatenango.

Maximum UV Index Levels in Chalatenango for December

The chart shows the monthly maximum UV Index (UVI) for Chalatenango in December, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In December, the maximum UV index in Chalatenango typically reaches 9, which falls under the very high exposure category.

Data source: Chalatenango December UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

How December Weather in Chalatenango Compares to Other Months

Weather in Chalatenango varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Chalatenango, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Chalatenango, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	25°C (78°F)	2 mm (0.1 inches)	63%	extreme
February Weather	27°C (80°F)	2 mm (0.1 inches)	62%	extreme
March Weather	27°C (82°F)	2 mm (0.1 inches)	59%	extreme
April Weather	28°C (83°F)	29 mm (1.1 inches)	59%	extreme
May Weather	27°C (81°F)	180 mm (7.1 inches)	59%	extreme
June Weather	26°C (79°F)	224 mm (8.8 inches)	68%	extreme
July Weather	27°C (81°F)	96 mm (3.8 inches)	77%	extreme
August Weather	27°C (81°F)	148 mm (5.8 inches)	79%	extreme
September Weather	26°C (79°F)	216 mm (8.5 inches)	77%	extreme
October Weather	25°C (78°F)	186 mm (7.3 inches)	77%	extreme
November Weather	25°C (78°F)	45 mm (1.8 inches)	75%	very high
December Weather	25°C (78°F)	4 mm (0.2 inches)	66%	very high