December weather forecastMancilang, Philippines
December
Weather in December
December, the first month of the winter in Mancilang, is still a warm month, with an average temperature fluctuating between 27°C (80.6°F) and 28.4°C (83.1°F).Temperature
Mancilang's weather in December, with an average high-temperature of a still warm 28.4°C (83.1°F), subtly shifts from November's 28.8°C (83.8°F). In December, a low-temperature average of 27°C (80.6°F) is characteristic of Mancilang, marking a minor shift from daytime temperatures.Heat index
The heat index for December is calculated to be a hot 33°C (91.4°F). Take extra precautions, as heat cramps and heat exhaustion are possible. Sustained activity may result in heatstroke.Take note of the fact that heat index values are based on shaded circumstances with light airflows. A rise of up to 15 Fahrenheit (8 Celsius) degrees in the heat index could result from direct sunlight.
Note: The heat index, also known as 'feels like' or 'real feel', stands as a testimony to how temperature and humidity combine to impact our sense of warmth. An individual's perception of weather can be influenced by a variety of factors including metabolic differences, being pregnant, and their degree of physical exertion. Be mindful that being in direct sunlight might mean feeling hotter, with the heat index rising by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Young kids are often more at risk than adults as they tend to perspire less. Besides, their skin surface is larger relative to their small bodies, and their increased heat output from their active lifestyle compounds their risk.
Humidity
January and December, with an average relative humidity of 80%, are the most humid months in Mancilang.Rainfall
In Mancilang, in December, it is raining for 25.7 days, with typically 155mm (6.1") of accumulated precipitation. In Mancilang, during the entire year, the rain falls for 254.6 days and collects up to 1047mm (41.22") of precipitation.Sea temperature
In December, the average sea temperature in Mancilang is 28°C (82.4°F).Note: Water surface temperatures from 25°C (77°F) to 29°C (84.2°F) are considered optimal and extremely delightful for long-lasting pleasure in any water activity.
Daylight
The month with the shortest days is December, with an average of 11h and 30min of daylight.On the first day of December in Mancilang, sunrise is at 5:48 am and sunset at 5:19 pm. On the last day of the month, sunrise is at 6:03 am and sunset at 5:32 pm PST.
Sunshine
In December, the average sunshine is 7.4h.UV index
The months with the highest UV index are January through December, with an average maximum UV index of 7. The months with the lowest UV index in Mancilang, Philippines, are January through December, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: The daily high UV index of 7 in December translates into this advice:
Steer clear of overexposure. Fair-skinned individuals can be scorched in less than 20 minutes. The Sun's UV radiation is most intense from 10 a.m. to 4 p.m. Try to avoid direct sun exposure during these hours. Boost your sun resistance with garments that are densely woven yet spacious. Be vigilant! The Sun's UV rays get a boost from sand and water reflections.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Mancilang, Philippines
- Average high temperature in December: 28.4°C
The warmest months (with the highest average high temperature) are May and June (30°C).
The month with the lowest average high temperature is February (27.3°C).
- Average low temperature in December: 27°C
The month with the highest average low temperature is May (27.9°C).
The coldest month (with the lowest average low temperature) is February (25.7°C).
Average pressure in December
Mancilang, Philippines
- Average pressure in December: 1009.7mbar
The month with the highest atmospheric pressure is February (1011.9mbar).
The months with the lowest atmospheric pressure are July and August (1008.4mbar).
Average wind speed in December
Mancilang, Philippines
- Average wind speed in December: 19.4km/h
The windiest month (with the highest average wind speed) is January (22.9km/h).
The calmest month (with the lowest average wind speed) is May (10.4km/h).
Average humidity in December
Mancilang, Philippines
- Average humidity in December: 80%
The months with the highest relative humidity are January and December (80%).
The month with the lowest relative humidity is June (74%).
Average rainfall in December
Mancilang, Philippines
- Average rainfall in December: 155mm
The wettest month (with the highest rainfall) is November (190mm).
The driest month (with the least rainfall) is April (44mm).
Average rainfall days in December
Mancilang, Philippines
- Average rainfall days in December: 25.7 days
The month with the highest number of rainy days is December (25.7 days).
The month with the least rainy days is August (16.8 days).
Average sea temperature in December
Mancilang, Philippines
- Average sea temperature in December: 28°C
The best month for swimming (with the highest average sea temperature) is June (29.8°C).
The coldest month (with the lowest average sea temperature) is February (26.7°C).
Average daylight in December /
Average sunshine in December
Mancilang, Philippines
- Average daylight in December: 11h and 30min
The month with the longest days is June (Average daylight: 12h and 48min).
The month with the shortest days is December (Average daylight: 11h and 30min).
- Average sunshine in December: 7h and 24min
The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 5h and 24min).
Average sunshine days in December
Mancilang, Philippines
- Average sunshine days in December: 3.7 days
The month with the most sunshine days is August (12.9 days).
The month with the least sunshine days is November (2.3 days).
Average UV index in December
Mancilang, Philippines
- Average UV index in December: 7
The months with the highest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).
The months with the lowest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).
Average cloud cover in December
Mancilang, Philippines
- Average cloud cover in December: 42
The month with the most cloud cover is January (Cloud cover 52).
The month with the least cloud cover is May (Cloud cover 28).
Average visibility in December
Mancilang, Philippines
- Average visibility in December: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).





