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December Weather in San Clemente, Philippines

Last updated: August 27, 2025

In San Clemente, Philippines, the average temperature in December hovers around 26°C (79°F), making it pleasantly warm. Expect a minimum of 20°C (68°F) and a maximum that can reach up to 33°C (92°F). During this month, 74 mm (2.9 in) of precipitation is likely, spread across 11 days. You'll also experience high humidity levels, averaging 86%, adding to the tropical feel of the season.

December Temperature in San Clemente

In December in San Clemente, the average temperature is 26°C (79°F), with maximums reaching up to 33°C (92°F) and minimums dropping as low as 20°C (68°F). This pleasant climate makes it an ideal time for travelers to explore and enjoy outdoor activities.

December Weather in San Clemente: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in San Clemente, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Clemente, December typically has an average temperature of 26°C (79°F), with highs reaching up to 33°C (92°F) and lows dropping to around 20°C (68°F).
JanFebMarAprMayJunJulAugSepOctNovDec777881828381807980808079
Data source: Temperature data for San Clemente 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 San Clemente

In San Clemente in December, the precipitation amount is 74 mm (2.9 in) spread over the course of 11 days.

December Precipitation Trends in San Clemente

The chart displays monthly precipitation patterns in San Clemente, 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 San Clemente, December typically receives around 74 mm (2.9 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec4625418124835150148834622111374
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in San Clemente

In San Clemente in December, humidity is 86%. With an average temperature of 26°C (79°F), this humidity feels like a warm, heavy blanket clinging to your skin, making even short walks a challenge and turning travel into a sticky, sweat-inducing experience.

December Average Humidity in San Clemente

This chart illustrates the average monthly humidity levels in San Clemente, 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 San Clemente is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%71%69%69%76%87%89%89%89%86%89%86%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in San Clemente

In San Clemente in December, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in San Clemente.

Maximum UV Index Levels in San Clemente for December

The chart shows the monthly maximum UV Index (UVI) for San Clemente 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 San Clemente typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec111315151315141414131110
Data source: San Clemente 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 San Clemente Compares to Other Months

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

This table compares monthly weather conditions in San Clemente, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather25°C (78°F)46 mm (1.8 inches)76%extreme
February Weather26°C (78°F)25 mm (1.0 inches)71%extreme
March Weather27°C (81°F)41 mm (1.6 inches)68%extreme
April Weather28°C (83°F)81 mm (3.2 inches)69%extreme
May Weather28°C (83°F)248 mm (9.8 inches)76%extreme
June Weather27°C (82°F)351 mm (13.8 inches)87%extreme
July Weather27°C (80°F)501 mm (19.7 inches)88%extreme
August Weather26°C (80°F)488 mm (19.2 inches)89%extreme
September Weather27°C (80°F)346 mm (13.6 inches)89%extreme
October Weather27°C (80°F)221 mm (8.7 inches)86%extreme
November Weather27°C (80°F)113 mm (4.5 inches)89%extreme
December Weather26°C (79°F)74 mm (2.9 inches)86%very high

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