December Weather in El Monte, Chile

Last updated: August 22, 2025

In December, the average temperature in El Monte, Chile hovers around 20°C (69°F). However, you might experience a range, with lows of 8°C (47°F) and highs reaching up to 37°C (98°F). Expect minimal rainfall, averaging only 4 mm (0.1 in) over the course of about 1 day. The average humidity during this month is a comfortable 39%, making it an ideal time to explore!

December Temperature in El Monte

In December in El Monte, the average temperature is 20°C (69°F). Maximums can reach 37°C (98°F), and minimums can be as low as 8°C (47°F). Travelers should be prepared for a wide range of temperatures during their visit.

December Weather in El Monte: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in El Monte, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In El Monte, December typically has an average temperature of 20°C (69°F), with highs reaching up to 37°C (98°F) and lows dropping to around 8°C (47°F).
JanFebMarAprMayJunJulAugSepOctNovDec706966595448475054586569
Data source: Temperature data for El Monte 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 El Monte

In El Monte in December, the precipitation amount is 4 mm (0.1 in) over the course of 1 day.

December Precipitation Trends in El Monte

The chart displays monthly precipitation patterns in El Monte, 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 El Monte, December typically receives around 4 mm (0.1 inches) of precipitation spread over approximately 1 days.
JanFebMarAprMayJunJulAugSepOctNovDec138516551266750333164
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in El Monte

In El Monte in December, humidity is 39%. With an average temperature of 20°C (69°F), this humidity feels like a perfect balance, making it comfortable for traveling and exploring, allowing you to enjoy the outdoors without feeling overheated or sticky.

December Average Humidity in El Monte

This chart illustrates the average monthly humidity levels in El Monte, 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 El Monte is approximately 39%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec41%41%46%52%64%71%75%73%56%61%52%39%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in El Monte

In El Monte in December, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in El Monte, you can check here.

Maximum UV Index Levels in El Monte for December

The chart shows the monthly maximum UV Index (UVI) for El Monte 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 El Monte typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141311853458111314
Data source: El Monte 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 El Monte Compares to Other Months

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

This table compares monthly weather conditions in El Monte, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather21°C (71°F)13 mm (0.5 inches)41%extreme
February Weather21°C (69°F)8 mm (0.3 inches)41%extreme
March Weather19°C (66°F)5 mm (0.2 inches)46%extreme
April Weather15°C (60°F)16 mm (0.6 inches)52%very high
May Weather12°C (54°F)55 mm (2.2 inches)64%moderate
June Weather9°C (49°F)126 mm (4.9 inches)71%moderate
July Weather8°C (47°F)67 mm (2.6 inches)75%moderate
August Weather10°C (50°F)50 mm (2.0 inches)73%moderate
September Weather12°C (54°F)33 mm (1.3 inches)56%very high
October Weather15°C (59°F)31 mm (1.2 inches)61%extreme
November Weather18°C (65°F)6 mm (0.3 inches)52%extreme
December Weather20°C (69°F)4 mm (0.1 inches)39%extreme

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