December Weather in Calilayan, Philippines

Last updated: August 27, 2025

In December, the average temperature in Calilayan, Philippines reaches a warm 26°C (80°F), with minimums of 24°C (76°F) and maximums of 30°C (86°F). Visitors should prepare for a wet month, as precipitation amounts to 251 mm (9.9 in) over 24 days. With a high average humidity of 86%, it's the perfect time to embrace the tropical atmosphere!

December Temperature in Calilayan

In December, in Calilayan, the average temperature is 26°C (80°F). Maximums can reach 30°C (86°F), while minimums can be as low as 24°C (76°F). This pleasant climate makes it an ideal destination for travelers looking to enjoy warm weather and outdoor activities.

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

The chart illustrates December temperature patterns in Calilayan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Calilayan, December typically has an average temperature of 26°C (80°F), with highs reaching up to 30°C (86°F) and lows dropping to around 24°C (76°F).
JanFebMarAprMayJunJulAugSepOctNovDec787880828483828282818180
Data source: Temperature data for Calilayan 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 Calilayan

In Calilayan in December, the precipitation amount is 251 mm (9.9 in) over the course of 24 days.

December Precipitation Trends in Calilayan

The chart displays monthly precipitation patterns in Calilayan, 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 Calilayan, December typically receives around 251 mm (9.9 inches) of precipitation spread over approximately 24 days.
JanFebMarAprMayJunJulAugSepOctNovDec112785445141227315204287282216251
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Calilayan

In Calilayan in December humidity is 86%. With an average temperature of 26°C (80°F), this humidity feels like a thick, warm blanket enveloping you, making travel feel exhausting and sticky, as sweat clings to your skin and every step becomes a laborious task in the sweltering conditions.

December Average Humidity in Calilayan

This chart illustrates the average monthly humidity levels in Calilayan, 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 Calilayan is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec78%75%74%76%76%81%84%85%86%82%85%86%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Calilayan

In Calilayan in December, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Calilayan.

Maximum UV Index Levels in Calilayan for December

The chart shows the monthly maximum UV Index (UVI) for Calilayan 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 Calilayan typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec111315151314141514131111
Data source: Calilayan 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 Calilayan Compares to Other Months

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

This table compares monthly weather conditions in Calilayan, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather26°C (79°F)112 mm (4.4 inches)78%extreme
February Weather26°C (79°F)78 mm (3.1 inches)75%extreme
March Weather27°C (81°F)54 mm (2.1 inches)74%extreme
April Weather28°C (82°F)45 mm (1.8 inches)76%extreme
May Weather29°C (84°F)141 mm (5.6 inches)76%extreme
June Weather28°C (84°F)227 mm (8.9 inches)81%extreme
July Weather28°C (82°F)315 mm (12.4 inches)84%extreme
August Weather28°C (83°F)203 mm (8.0 inches)85%extreme
September Weather28°C (82°F)287 mm (11.3 inches)85%extreme
October Weather27°C (82°F)282 mm (11.1 inches)82%extreme
November Weather27°C (81°F)216 mm (8.5 inches)85%extreme
December Weather26°C (80°F)251 mm (9.9 inches)86%extreme

Compare Calilayan's Climate with Cities Worldwide