December Weather in Hernani, Philippines

Last updated: August 27, 2025

In December, the average temperature in Hernani, Philippines hovers around 27°C (80°F), with a minimum of 23°C (74°F) and a maximum reaching up to 30°C (87°F). Expect an abundance of rain, with 427 mm (16.8 in) of precipitation spread over 29 days. The air is quite humid, boasting an average humidity of 86%. Enjoy the tropical vibes!

December Temperature in Hernani

In December in Hernani, the average temperature is 27°C (80°F). Maximums can reach 30°C (87°F), and minimums can be as low as 23°C (74°F). This weather makes it an ideal time for travelers seeking warm and enjoyable conditions.

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

The chart illustrates December temperature patterns in Hernani, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hernani, December typically has an average temperature of 27°C (80°F), with highs reaching up to 30°C (87°F) and lows dropping to around 23°C (74°F).

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

December Precipitation in Hernani

In Hernani in December, the precipitation amount is 427 mm (16.8 in) over a duration of 29 days.

December Precipitation Trends in Hernani

The chart displays monthly precipitation patterns in Hernani, 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 Hernani, December typically receives around 427 mm (16.8 inches) of precipitation spread over approximately 29 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 Hernani

In Hernani in December, humidity is 86%. With an average temperature of 27°C (80°F), this humidity feels like a warm, sticky blanket enveloping you, making travel feel heavy and exhausting as you navigate the sultry air.

December Average Humidity in Hernani

This chart illustrates the average monthly humidity levels in Hernani, 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 Hernani is approximately 86%, 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 Hernani

In Hernani 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 Hernani.

Maximum UV Index Levels in Hernani for December

The chart shows the monthly maximum UV Index (UVI) for Hernani 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 Hernani typically reaches 11, which falls under the extreme exposure category.

Data source: Hernani 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 Hernani Compares to Other Months

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

This table compares monthly weather conditions in Hernani, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	26°C (79°F)	320 mm (12.6 inches)	86%	extreme
February Weather	26°C (79°F)	213 mm (8.4 inches)	85%	extreme
March Weather	27°C (80°F)	156 mm (6.1 inches)	87%	extreme
April Weather	27°C (81°F)	134 mm (5.3 inches)	87%	extreme
May Weather	28°C (82°F)	196 mm (7.7 inches)	82%	extreme
June Weather	28°C (82°F)	267 mm (10.5 inches)	79%	extreme
July Weather	28°C (82°F)	283 mm (11.1 inches)	80%	extreme
August Weather	28°C (83°F)	205 mm (8.1 inches)	80%	extreme
September Weather	28°C (82°F)	217 mm (8.6 inches)	83%	extreme
October Weather	27°C (81°F)	295 mm (11.6 inches)	79%	extreme
November Weather	27°C (81°F)	318 mm (12.5 inches)	82%	extreme
December Weather	27°C (80°F)	427 mm (16.8 inches)	86%	extreme