December weather forecastIsabang, Philippines

December

Weather in December

The first month of the winter, December, is still a warm month in Isabang, Philippines, with an average temperature ranging between min 24.1°C (75.4°F) and max 27.4°C (81.3°F).

Temperature

December begins with an average high-temperature of a still moderately hot 27.4°C (81.3°F), reflecting close similarity to the preceding month. Isabang sees a gentle drop from the daily peak temperature in December, with an average low settling at a still warm 24.1°C (75.4°F).

Heat index

The heat index value for December is calculated to be a tropical 31°C (87.8°F). If one persists in activity during exposure, it could induce weariness and subsequently, heat cramps.
Take into consideration that the heat index values are calculated for shade and light wind conditions. When under direct sunshine, the heat index may be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', is an amalgamation of air temperature and humidity to express the equivalent perceived temperature. This effect is subjective, differing among individuals based on their physical activity and perception of heat, which can be influenced by factors like wind, clothing, and metabolic variances. Being aware that direct sunlight can impact the felt heat might mean an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Children frequently do not understand the need for recuperation and hydration. Thirst, being a late manifestation of dehydration, underlines the need to hydrate frequently, especially when engaging in prolonged physical exercises.

Humidity

July, September through December, with an average relative humidity of 85%, are the most humid months in Isabang, Philippines.

Rainfall

In Isabang, Philippines, in December, during 28.5 rainfall days, 153mm (6.02") of precipitation is typically accumulated. In Isabang, during the entire year, the rain falls for 292.5 days and collects up to 1308mm (51.5") of precipitation.

Daylight

The month with the shortest days in Isabang, Philippines, is December, with an average of 11h and 18min of daylight.
On the first day of December, sunrise is at 6:02 am and sunset at 5:23 pm. On the last day of the month, sunrise is at 6:17 am and sunset at 5:36 pm PST.

Sunshine

In Isabang, the average sunshine in December is 4.3h.

UV index

January, February, October through December, with an average maximum UV index of 6, are months with the lowest UV index in Isabang. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for the ordinary person.
Note: In December, the maximum UV index of 6 translates into these guidelines:
Deflect overexposure. Sun protection is a necessity. The time between 10 a.m. and 4 p.m. is when UV radiation is at its peak. Limit exposure to direct sunlight during these hours. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.

Updated: Feb 6, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

An average high-temperature, in December, in Isabang, is 27.4°C (81.3°F) and the average low-temperature is 24.1°C (75.4°F). In December, the average heat index (a.k.a. 'feels like', 'real feel'), which combines relative humidity and air temperature, is calculated to be 31°C (87.8°F).

The months with the highest humidity in Isabang, Philippines, are July, September through December, with an average relative humidity of 85%.

In December, the average relative humidity in Isabang is 85%.

In Isabang, in December, during 28.5 rainfall days, 153mm (6.02") of precipitation is typically accumulated.

With an average of 11h and 18min of daylight, December has the shortest days of the year in Isabang.

In December, the average day length in Isabang is 11h and 19min.

In December, on the first day of the month, sunrise is at 6:02 am and sunset at 5:23 pm. On the last day of the month, sunrise is at 6:17 am and sunset at 5:36 pm PST.

In Isabang, Philippines, the average sunshine duration in December is 4.3h.

January, February, October through December, with an average maximum UV index of 6, are months with the lowest UV index.

In December, the average daily maximum UV index in Isabang is 6. A UV Index estimate of 6 to 7 represents a high health threat from exposure to the Sun's UV radiation.

Today

Tomorrow

Long-term

Year J F M A M J J A S O N December

Nov

December

Jan

Average high temperature

28.4°C

27.4°C

26.6°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

12.7km/h

14.3km/h

14.9km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

0.5

1.1

Average UV index

Average cloud cover

Average visibility

Average temperature in December
Isabang, Philippines

Average high temperature in December: 27.4°C

The warmest month (with the highest average high temperature) is May (31.1°C).
The month with the lowest average high temperature is January (26.6°C).

Average low temperature in December: 24.1°C

The months with the highest average low temperature are May and June (25.1°C).
The coldest month (with the lowest average low temperature) is February (22.8°C).

Average pressure in December
Isabang, Philippines

Average pressure in December: 1011mbar

The month with the highest atmospheric pressure is February (1013.1mbar).
The month with the lowest atmospheric pressure is August (1007.7mbar).

Average wind speed in December
Isabang, Philippines

Average wind speed in December: 13.7km/h

The windiest month (with the highest average wind speed) is January (14.4km/h).
The calmest month (with the lowest average wind speed) is June (6.8km/h).

Average humidity in December
Isabang, Philippines

Average humidity in December: 85%

The months with the highest relative humidity are July, September, October, November and December (85%).
The month with the lowest relative humidity is April (78%).

Average rainfall in December
Isabang, Philippines

Average rainfall in December: 153mm

The wettest month (with the highest rainfall) is May (167mm).
The driest month (with the least rainfall) is March (41mm).

Average rainfall days in December
Isabang, Philippines

Average rainfall days in December: 28.5 days

The month with the highest number of rainy days is December (28.5 days).
The month with the least rainy days is April (20.3 days).

Average daylight in December /
Average sunshine in December
Isabang, Philippines

Average daylight in December: 11h and 18min

The month with the longest days is June (Average daylight: 12h and 54min).
The month with the shortest days is December (Average daylight: 11h and 18min).

Average sunshine in December: 4h and 18min

The month with the most sunshine is May (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

Average sunshine days in December
Isabang, Philippines

Average sunshine days in December: 1.1 days

The month with the most sunshine days is August (7.9 days).
The month with the least sunshine days is November (0.5 days).

Average UV index in December
Isabang, Philippines

Average UV index in December: 6

The months with the highest UV index are March, April, May, June, July, August and September (UV index 7).
The months with the lowest UV index are January, February, October, November and December (UV index 6).

Average cloud cover in December
Isabang, Philippines

Average cloud cover in December: 62

The month with the most cloud cover is January (Cloud cover 66).
The month with the least cloud cover is May (Cloud cover 35).

Average visibility in December
Isabang, Philippines

Average visibility in December: 10km

The months with the highest visibility are February, March, April and December (10km).
The months with the lowest visibility are January, May, June, July, August, September, October and November (9km).