December Weather in Metapan, El Salvador

Last updated: August 23, 2025

In December, the average temperature in Metapan, El Salvador is a pleasant 24°C (75°F), offering a delightful climate for outdoor activities. Temperatures can range from a cool 15°C (59°F) to a warm 35°C (95°F), allowing for a variety of experiences. With only 3 mm (0.1 in) of precipitation over 0 days, you can expect mostly dry weather. The average humidity sits at a comfortable 74%, making it an ideal time to explore the beauty of the region.

December Temperature in Metapan

In December in Metapan, the average temperature is 24°C (75°F). Maximum temperatures can reach 35°C (95°F), while minimums can drop to as low as 15°C (59°F). This climate makes Metapan an ideal destination for travelers seeking pleasant weather.

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

The chart illustrates December temperature patterns in Metapan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Metapan, December typically has an average temperature of 24°C (75°F), with highs reaching up to 35°C (95°F) and lows dropping to around 15°C (59°F).

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

December Precipitation in Metapan

In Metapan in December, the precipitation amount is 3 mm (0.1 in) during a total of 0 days.

December Precipitation Trends in Metapan

The chart displays monthly precipitation patterns in Metapan, 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 Metapan, December typically receives around 3 mm (0.1 inches) of precipitation spread over approximately 0 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 Metapan

In Metapan in December, humidity is 74%. With an average temperature of 24°C (75°F), this humidity feels like a warm blanket wrapping around you, making outdoor exploration both sticky and exhilarating, as the heat clings to your skin while inviting you to seek out refreshing breezes or cool shade.

December Average Humidity in Metapan

This chart illustrates the average monthly humidity levels in Metapan, 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 Metapan is approximately 74%, 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 Metapan

In Metapan 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 Metapan.

Maximum UV Index Levels in Metapan for December

The chart shows the monthly maximum UV Index (UVI) for Metapan 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 Metapan typically reaches 9, which falls under the very high exposure category.

Data source: Metapan 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 Metapan Compares to Other Months

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

This table compares monthly weather conditions in Metapan, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	24°C (75°F)	1 mm (0.0 inches)	80%	extreme
February Weather	25°C (77°F)	2 mm (0.1 inches)	72%	extreme
March Weather	26°C (79°F)	1 mm (0.0 inches)	61%	extreme
April Weather	27°C (81°F)	15 mm (0.6 inches)	53%	extreme
May Weather	27°C (81°F)	128 mm (5.0 inches)	51%	extreme
June Weather	26°C (79°F)	135 mm (5.3 inches)	52%	extreme
July Weather	27°C (80°F)	56 mm (2.2 inches)	58%	extreme
August Weather	26°C (80°F)	87 mm (3.4 inches)	63%	extreme
September Weather	26°C (79°F)	146 mm (5.7 inches)	71%	extreme
October Weather	25°C (78°F)	134 mm (5.3 inches)	79%	extreme
November Weather	25°C (76°F)	35 mm (1.4 inches)	79%	very high
December Weather	24°C (75°F)	3 mm (0.1 inches)	74%	very high