December Weather in Calamba, Philippines

Last updated: August 27, 2025

December in Calamba, Philippines brings a tropical ambiance, characterized by a maximum temperature of 31°C (88°F) and a comfortable average of 26°C (79°F). The month experiences a minimum temperature of 23°C (73°F), making it suitable for various outdoor activities. However, with 184 mm (7.2 in) of rainfall spread across 15 days, the landscape flourishes, and lush greenery is prominent. The humidity level hovers around 86%, contributing to the warm and vibrant atmosphere that December brings to this picturesque destination.

December Temperature in Calamba

In Calamba, Philippines, December brings a pleasant transition into the cooler months, with temperatures showcasing a mild dip compared to the preceding months. The minimum temperature settles at a comfortable 23°C (73°F), while the average temperature is a delightful 26°C (79°F), ideal for outdoor activities. Daytime highs can reach up to 31°C (88°F), offering warm afternoons perfect for exploring the vibrant local culture or relaxing by the lake. As the year winds down, the climate in December reflects a subtle shift towards cooler but enjoyable weather, making it a lovely time to visit this charming destination. This pattern continues the trend of the region's temperature stability, with averages hovering consistently around the mid-20s throughout the year.

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

The chart illustrates December temperature patterns in Calamba, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Calamba, December typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec777780818382818181818079
Data source: Temperature data for Calamba generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Calamba

In December, Calamba experiences a notable shift in weather patterns, with precipitation amounts reaching 184 mm (7.2 in) over approximately 15 days of rain. This marks a decline from the preceding months of heavy rainfall, such as July and August, which saw peaks of up to 397 mm and 319 mm respectively. As the year draws to a close, December's rainfall provides a vital respite from the relentless downpours of the wet season, offering a mix of humid yet cooler weather. This transitional month sets the stage for the dry months ahead, while still maintaining a significant level of moisture that nourishes the lush landscapes of Calamba.

December Precipitation Trends in Calamba

The chart displays monthly precipitation patterns in Calamba, 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 Calamba, December typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec88352423142253397319318226158184
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Calamba

In Calamba, Philippines, the humidity levels throughout the year reveal a noticeable trend. Starting at a comfortable 76% in January, humidity gradually decreases to a low of 68% by March, creating a brief respite before the wet season begins. As the months progress, humidity spikes significantly, reaching its peak during the rainy season from June to November, with August and September both hitting a remarkable 89%. By December, humidity slightly eases to 86%, marking a return to the more balanced levels typical of the early year. This pattern highlights the distinct wet and dry phases of Calamba's climate, demonstrating how humidity plays a pivotal role in defining the region's weather dynamics.

December Average Humidity in Calamba

This chart illustrates the average monthly humidity levels in Calamba, 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 Calamba is approximately {2}%, 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 Calamba

In December, Calamba, Philippines experiences a UV Index of 10, indicating a very high level of solar radiation. While this is a slight dip from the extreme levels seen in preceding months, it still calls for caution as unprotected skin can begin to burn in just 15 minutes. Throughout the year, particularly from January to March, the region sees exceptionally high UV readings, soaring to 15 in March and April. As the year progresses into the late rainy months, the index slightly stabilizes around 13-14 before tapering down in November. Understanding these trends is crucial for residents and visitors alike to protect their skin effectively. For more details on UV levels throughout the year, visit Calamba UV Index.

Maximum UV Index Levels in Calamba for December

The chart shows the monthly maximum UV Index (UVI) for Calamba 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 Calamba typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec111315151314141414131110
Data source: Calamba 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.

December Sunshine in Calamba

In Calamba, Philippines, the month of December brings with it a delightful 277 hours of sunshine, contributing to a vibrant and cheerful atmosphere as the year wraps up. This sunny finale follows a gradual descent in hours from the peak of 323 hours in May, signaling the onset of the rainy season. Interestingly, December marks a resurgence in sunny days compared to the previous months, particularly after the relatively lower sunshine hours observed in the mid-year months of July and August. As we transition into the New Year, December's warmth offers a glimpse of the sunny days that will soon return, making it a joyful month for locals and travelers alike.

Monthly Sunshine Duration in Calamba: December Highlighted

The December sunshine duration represents the total number of hours Calamba experiences direct sunlight during the month of December, excluding cloudy or obstructed periods. This chart compares the sunshine duration of December with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec232h273h315h312h323h300h270h264h258h269h270h277h
Data source: Calamba December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Calamba During December

In December, Calamba, Philippines, experiences a 28% chance of sunny weather, mirroring the trend set in November. As the year progresses from the peak sunshine months of March to April, where sunny days soar to nearly half, the likelihood of clear skies begins to decline, especially during the wet season from June to August. However, as December rolls in, the odds slightly stabilize, hinting at a mix of cooler temperatures and periodic sun amid the year-end festivities. While not the sunniest month, December still offers opportunities to enjoy the outdoors, making it a delightful time for locals and tourists alike.

Percentage of Sunny Days in December in Calamba

The chart illustrates the percentage of sunny days in Calamba throughout the year, with December highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Calamba experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec22%31%45%46%45%20%9%11%16%18%28%28%
Data source: Calamba December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Calamba in December

In Calamba, Philippines, December brings a continuation of the shorter daylight hours that begin to emerge as the year winds down. With 11 hours of daylight, the month mirrors both January and February, highlighting a slight dip as the region transitions from the longer days of March through September, where sunlight extends to 12 hours daily. This cyclical trend illustrates the rhythm of the seasons—longer days ushering in summer, followed by a gradual reduction in daylight as Christmas approaches, before the pattern resets in the New Year. Embracing this shift, residents can enjoy the beauty of the festive season illuminated by the warm glow of shorter days.

Average Daylight Hours in Calamba for December

The chart illustrates the variation in daylight duration in Calamba throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 22m11h 39m12h 2m12h 26m12h 46m12h 56m12h 51m12h 34m12h 11m11h 47m11h 27m11h 17m
Data source: Calamba daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Calamba

In Calamba, Philippines, December ushers in a refreshing shift in wind speed, clocking in at an average of 3.7 m/s (8 mph)—a level that mirrors January's breezy demeanor. This seasonal uptick contrasts sharply with the sultry lows experienced in June and September, where the winds barely reach 1.9 m/s (4 mph). As the year progresses from April to October, an observable decline in wind speed encapsulates the region's warmest months, often hovering between 2.6 to 2.9 m/s (6 mph). However, the approach of the cooler months in late fall revitalizes the atmosphere, bringing back invigorating gusts that not only enhance the December chill but also signal a seasonal transition. With this return to brisk winds, December becomes a time of rejuvenation, setting the stage for the new year ahead.

Average December Wind Speed in Calamba

The chart displays monthly wind speed patterns in Calamba, with values for each month shown alongside December's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how December's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec3.73.33.22.82.91.93.22.21.92.62.73.7 m/s
Data source: Calamba December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Calamba Compares to Other Months

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

December and January present distinct weather patterns. In December, temperatures range from a minimum of 23°C (73°F) to a maximum of 31°C (88°F), with a higher average of 26°C (79°F). The month is marked by significant precipitation, totaling 184 mm (7.2 inches) over about 15 days, contributing to a humid atmosphere with 86% humidity. In contrast, January offers slightly cooler temperatures, with a minimum of 22°C (72°F), an average of 25°C (78°F), and a maximum of 30°C (87°F). Rainfall decreases significantly to 88 mm (3.4 inches) over 9 days, alongside a reduction in humidity to 76%. For a detailed look at what to expect, you can check Calamba weather in January.

December and February present distinct contrasts in weather patterns. In December, temperatures range from a minimum of 23°C (73°F) to a maximum of 31°C (88°F), with an average of 26°C (79°F). This month is marked by higher humidity levels at 86% and substantial rainfall, accumulating to 184 mm (7.2 in) across about 15 days. In contrast, February exhibits slightly cooler temperatures, with a minimum of 21°C (71°F), an average of 25°C (78°F), and a maximum of 31°C (87°F). Additionally, February experiences considerably less precipitation, with only 35 mm (1.4 in) over 5 days, and lower humidity at 71%. For a detailed look at February weather, visit Calamba weather in February.

In December, the weather in Calamba is characterized by warmer temperatures that range from a minimum of 23°C (73°F) to a maximum of 31°C (88°F) with an average temperature of 26°C (79°F). This month experiences significant precipitation, with 184 mm (7.2 in) falling over approximately 15 days, contributing to high humidity levels of 86%. In contrast, March offers a slightly cooler atmosphere, with temperatures fluctuating between a minimum of 22°C (72°F) and a maximum of 32°C (90°F), maintaining the same average of 26°C (80°F). However, March sees drastically less rainfall, with only 24 mm (0.9 in) over 5 days, and lower humidity at 68%. For more detailed information, you can check out Calamba weather in March.

In December, the weather is characterized by a range of temperatures with a minimum of 23°C (73°F) and an average of 26°C (79°F), reaching a maximum of 31°C (88°F). However, this month also experiences considerable rainfall, with total precipitation of 184 mm (7.2 in) over 15 days, resulting in high humidity levels at 86%. In contrast, April presents slightly warmer conditions, featuring an average temperature of 27°C (82°F) and a peak of 33°C (91°F) while maintaining a minimum of 23°C (73°F). The month is considerably drier, with just 23 mm (0.9 in) of rain across 6 days and a lower humidity level of 69%. For more information, check out Calamba weather in April.

December and May present distinct weather characteristics. In December, temperatures range from a minimum of 23°C (73°F) to a maximum of 31°C (88°F), with an average of 26°C (79°F). This month also experiences significant precipitation, totaling 184 mm (7.2 in) over about 15 days, coupled with high humidity at 86%. In contrast, May brings slightly warmer temperatures, with a minimum of 25°C (77°F) and a maximum soaring to 34°C (94°F), averaging 28°C (83°F). Precipitation is lower at 142 mm (5.6 in), although rain is expected on 18 days, and humidity decreases to 76%. For more detailed weather information in May, you can visit Calamba weather in May.

In December, the weather is slightly cooler with average temperatures ranging from a minimum of 23°C (73°F) to a maximum of 31°C (88°F). The month experiences considerable precipitation, totaling 184 mm (7.2 in) over about 15 days, and maintains high humidity levels at 86%. In contrast, June sees warmer temperatures, with averages between 24°C (76°F) and 34°C (93°F). Rainfall is heavier during this month, reaching 253 mm (10.0 in) over 27 days, while humidity slightly increases to 87%. For a more detailed look at the weather patterns in June, you can visit Calamba weather in June.

December and July both showcase warm temperatures, with December having a slightly lower average temperature range of 23°C to 31°C (73°F to 88°F) compared to July's 24°C to 33°C (76°F to 91°F). However, July experiences significantly more rainfall, accumulating 397 mm (15.6 in) over 30 days, while December sees 184 mm (7.2 in) over just 15 days. This higher precipitation, combined with the slightly higher humidity in July at 88%, makes for a wetter and more humid environment compared to December's 86%. For a closer look at July's weather specifics, check out Calamba weather in July.

When comparing the weather in December and August, it's clear that both months are characterized by warm temperatures and high humidity. December typically experiences slightly lower temperatures, with averages around 26°C (79°F) and maximums reaching 31°C (88°F), while August tends to be warmer, averaging 27°C (81°F) and peaking at 33°C (91°F). Precipitation is significantly higher in August, with about 319 mm (12.5 in) over 29 days, compared to December's 184 mm (7.2 in) over 15 days. This indicates that August is not only warmer but also wetter, making it a more humid month overall. For more detailed insights on temperatures and conditions, check out Calamba weather in August.

In comparing the weather between December and September, December tends to have slightly lower temperatures, with an average of 26°C (79°F) compared to September's 27°C (81°F). However, September is generally warmer at its maximum, reaching up to 32°C (90°F) compared to December's maximum of 31°C (88°F). Additionally, September experiences significantly higher precipitation, measuring 318 mm (12.5 in) over 26 days, while December has only 184 mm (7.2 in) over 15 days. Humidity levels are also slightly higher in September at 89%, compared to December's 86%. For more details, check out Calamba weather in September.

In comparing the weather of December and October, both months exhibit warm temperatures and high humidity levels of 86%. December has slightly lower average temperatures, with a minimum of 23°C (73°F) and a maximum of 31°C (88°F), while October shows a minimum of 24°C (75°F) and a maximum of 32°C (90°F). Precipitation, however, is more pronounced in October, with 226 mm (8.9 in) of rain over 22 days, compared to December's 184 mm (7.2 in) spread over 15 days. For more detailed insights on October weather, visit Calamba weather in October.

In comparing the weather of December and November, both months experience similar minimum temperatures, with December slightly lower at 23°C (73°F) compared to November's 23°C (74°F). However, November generally offers a warmer average temperature of 27°C (80°F) and a higher maximum of 32°C (89°F), in contrast to December's average of 26°C (79°F) and maximum of 31°C (88°F). Rainfall is more pronounced in December, with 184 mm (7.2 in) over 15 days, whereas November sees slightly less precipitation at 158 mm (6.2 in) across 16 days. Humidity is a bit higher in November at 89% compared to December's 86%. For more detailed insights, you can refer to Calamba weather in November.

Compare Calamba's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Calamba

In December, Calamba's weather shifts to a more humid and wet atmosphere compared to the drier months preceding it. With an average temperature hovering around a comfortable 26°C, residents and visitors experience a pleasant warmth, though the maximums can soar to 31°C. However, this month stands out for its notable rainfall, accumulating about 184 mm over approximately 15 days. Such increased precipitation enhances the lush scenery that Calamba is known for, making December a unique and vibrant time of year. To explore the weather patterns and climate nuances throughout the year, visit Calamba Climate.