December Weather in Guaymango, El Salvador

Last updated: August 23, 2025

In Guaymango, El Salvador, the average temperature in December hovers around 25°C (76°F), offering a pleasant climate for outdoor activities. Expect a minimum of 17°C (63°F) and a maximum of 32°C (89°F), providing a comfortable range for all preferences. Be prepared for some light rain, with 11 mm (0.4 in) of precipitation expected over 3 days. With an average humidity of 66%, it's a perfect time to enjoy the moderate weather!

December Temperature in Guaymango

In December, in Guaymango, the average temperature is 25°C (76°F). Maximum temperatures can reach up to 32°C (89°F), while minimums can dip as low as 17°C (63°F). This pleasant climate makes Guaymango an ideal destination for travelers looking to enjoy warm and comfortable weather.

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

The chart illustrates December temperature patterns in Guaymango, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Guaymango, December typically has an average temperature of 25°C (76°F), with highs reaching up to 32°C (89°F) and lows dropping to around 17°C (63°F).
JanFebMarAprMayJunJulAugSepOctNovDec767778797877797877777776
Data source: Temperature data for Guaymango generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Guaymango

In Guaymango in December, the precipitation amount is 11 mm (0.4 in) over the course of 3 days.

December Precipitation Trends in Guaymango

The chart displays monthly precipitation patterns in Guaymango, 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 Guaymango, December typically receives around 11 mm (0.4 inches) of precipitation spread over approximately 3 days.
JanFebMarAprMayJunJulAugSepOctNovDec7714713103702083313913897311
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Guaymango

In Guaymango in December humidity is 66%. With an average temperature of 25°C (76°F), this humidity feels like traveling through a warm, gentle mist that envelops you, making the surroundings lush and vibrant, yet slightly sticky and draining as you explore the sights.

December Average Humidity in Guaymango

This chart illustrates the average monthly humidity levels in Guaymango, 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 Guaymango is approximately 66%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec63%62%59%59%59%68%78%79%77%77%75%67%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Guaymango

In Guaymango 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 Guaymango.

Maximum UV Index Levels in Guaymango for December

The chart shows the monthly maximum UV Index (UVI) for Guaymango 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 Guaymango typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec11121414141413131312109
Data source: Guaymango 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 Guaymango Compares to Other Months

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

This table compares monthly weather conditions in Guaymango, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather24°C (76°F)7 mm (0.3 inches)63%extreme
February Weather25°C (77°F)7 mm (0.3 inches)62%extreme
March Weather26°C (79°F)14 mm (0.6 inches)59%extreme
April Weather26°C (79°F)70 mm (2.8 inches)59%extreme
May Weather26°C (79°F)310 mm (12.2 inches)59%extreme
June Weather25°C (78°F)370 mm (14.6 inches)68%extreme
July Weather26°C (79°F)208 mm (8.2 inches)77%extreme
August Weather25°C (78°F)331 mm (13.0 inches)79%extreme
September Weather25°C (77°F)391 mm (15.4 inches)77%extreme
October Weather25°C (77°F)389 mm (15.3 inches)77%extreme
November Weather25°C (77°F)73 mm (2.9 inches)75%very high
December Weather25°C (76°F)11 mm (0.4 inches)66%very high

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