December weather forecastGasan, Philippines

December

Weather in December

December, the first month of the winter in Gasan, is also a moderately hot month, with an average temperature ranging between max 28°C (82.4°F) and min 26.4°C (79.5°F).

Temperature

The commencement of December brings an average high-temperature of a still warm 28°C (82.4°F), marking an inconsequential divergence from November. December nights in Gasan reveal a minor deviation from daytime highs, with a mean low-temperature of 26.4°C (79.5°F).

Heat index

In December, the average heat index is appraised at a hot 32°C (89.6°F). With constant exposure and activity, a state of weariness might ensue, leading to potential heat cramps.
For clarity, heat index numbers account for light winds and areas under shade. Under direct sunshine, the heat index values might be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. The influence of weather can be personal, changing with an individual's body mass, height, and level of physical exertion. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. Kids are usually more vulnerable than adults, given their lesser sweating ability. Along with their larger skin surface relative to their small stature and the excess heat due to their activity, their risk is amplified.

Humidity

January, November and December, with an average relative humidity of 80%, are the most humid months.

Rainfall

The month with the most rainfall is December, when the rain falls for 27.2 days and typically aggregates up to 233mm (9.17") of precipitation.

Sea temperature

In Gasan, the average seawater temperature in December is 27.7°C (81.9°F).
Note: For swimming, diving, and enjoying other water activities, the range of 25°C (77°F) to 29°C (84.2°F) in water temperature is considered ideal, offering pleasure for extended periods without discomfort.

Daylight

With an average of 11h and 24min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 5:59 am and sunset at 5:23 pm. On the last day of December, in Gasan, sunrise is at 6:14 am and sunset at 5:36 pm PST.

Sunshine

In Gasan, the average sunshine in December is 5.7h.

UV index

The months with the lowest UV index in Gasan are January and December, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for average individuals.
Note: The UV index of 6 during December translates into the following guidance:
Implement precautions and maintain sun safety methods. Avoidance of sunburn is demanded. Avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is most intense, and remember that not all shade structures provide full protection. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Alert! Sand and water increase UV exposure due to their reflective properties.

Updated: Feb 7, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

In Gasan, 28°C (82.4°F) is the average high-temperature and 26.4°C (79.5°F) is the average low-temperature during December. In December, the average heat index (a.k.a. 'real feel', 'feels like'), which combines air temperature and relative humidity, is appraised at 32°C (89.6°F).

January, November and December, with an average relative humidity of 80%, are most humid months in Gasan.

In Gasan, Philippines, the average relative humidity in December is 80%.

The month with the most rainfall in Gasan, Philippines, is December, when the rain falls for 27.2 days and typically aggregates up to 233mm (9.17") of precipitation.

In Gasan, Philippines, in December, it is raining for 27.2 days, with typically 233mm (9.17") of accumulated precipitation.

In Gasan, Philippines, in December, the average water temperature is 27.7°C (81.9°F). Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

December has the shortest days of the year in Gasan, Philippines, with an average of 11h and 24min of daylight.

In Gasan, Philippines, the average day length in December is 11h and 22min.

In December, on the first day of the month, sunrise is at 5:59 am and sunset at 5:23 pm. On the last day of the month, in Gasan, sunrise is at 6:14 am and sunset at 5:36 pm PST.

In December, the average sunshine duration in Gasan, Philippines, is 5.7h.

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

In December, the average daily maximum UV index is 6. A UV Index value of 6 to 7 symbolizes a high hazard to health from unsafe exposure to Sun's UV rays.

Today

Tomorrow

Long-term

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

Nov

December

Jan

Average high temperature

28.5°C

28°C

27°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

17.5km/h

20.6km/h

21.5km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

27.1

27.2

24.3

Average sea temperature

Average daylight

Average sunshine

Average sunshine days

1.6

2.4

3.5

Average UV index

Average cloud cover

Average visibility

Average temperature in December
Gasan, Philippines

Average high temperature in December: 28°C

The warmest month (with the highest average high temperature) is May (30.1°C).
The month with the lowest average high temperature is January (27°C).

Average low temperature in December: 26.4°C

The month with the highest average low temperature is June (28°C).
The coldest month (with the lowest average low temperature) is February (24.9°C).

Average pressure in December
Gasan, Philippines

Average pressure in December: 1010.6mbar

The month with the highest atmospheric pressure is February (1012.8mbar).
The month with the lowest atmospheric pressure is August (1007.8mbar).

Average wind speed in December
Gasan, Philippines

Average wind speed in December: 19.5km/h

The windiest month (with the highest average wind speed) is January (20.5km/h).
The calmest month (with the lowest average wind speed) is May (8.8km/h).

Average humidity in December
Gasan, Philippines

Average humidity in December: 80%

The months with the highest relative humidity are January, November and December (80%).
The month with the lowest relative humidity is June (75%).

Average rainfall in December
Gasan, Philippines

Average rainfall in December: 233mm

The wettest month (with the highest rainfall) is December (233mm).
The driest month (with the least rainfall) is April (57mm).

Average rainfall days in December
Gasan, Philippines

Average rainfall days in December: 27.2 days

The month with the highest number of rainy days is December (27.2 days).
The month with the least rainy days is February (16.8 days).

Average sea temperature in December
Gasan, Philippines

Average sea temperature in December: 27.7°C

The best month for swimming (with the highest average sea temperature) is June (29.9°C).
The coldest month (with the lowest average sea temperature) is February (26.7°C).

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

Average daylight in December: 11h and 24min

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 24min).

Average sunshine in December: 5h and 42min

The month with the most sunshine is May (Average sunshine: 11h and 6min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).

Average sunshine days in December
Gasan, Philippines

Average sunshine days in December: 2.4 days

The months with the most sunshine days are April and August (6.4 days).
The month with the least sunshine days is November (1.6 days).

Average UV index in December
Gasan, Philippines

Average UV index in December: 6

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

Average cloud cover in December
Gasan, Philippines

Average cloud cover in December: 48

The month with the most cloud cover is January (Cloud cover 54).
The month with the least cloud cover is May (Cloud cover 29).

Average visibility in December
Gasan, Philippines

Average visibility in December: 10km

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