December weather forecastBalaybay, Philippines
December
Weather in December
The first month of the winter, December, is also a moderately hot month in Balaybay, Philippines, with an average temperature varying between 24.2°C (75.6°F) and 29.3°C (84.7°F).Temperature
December's beginning signals an average high-temperature of a still warm 29.3°C (84.7°F), barely different from November's 29.7°C (85.5°F). The month of December records an average low-temperature of 24.2°C (75.6°F).Heat index
The heat index value during December is evaluated at a very hot 35°C (95°F). Implement heightened safety measures - risk of heat exhaustion and heat cramps is increased. Prolonged activity may result in heatstroke.When assessing, remember that heat index measurements are for light winds and shaded spots. Exposure to the direct sun might augment heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', marries air temperature and humidity to produce a value illustrating perceived warmth. The individual's impression of temperature can be shaped by additional aspects such as metabolic variations, physical activity, and clothing. Awareness of direct sun exposure is crucial as it has the potential to heighten the weather's effects, pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular importance for children. Young ones often disregard the necessity to rest and hydrate. Thirst usually indicates advanced dehydration - hence, it is key to stay hydrated, particularly during ongoing physical activities.
The human body keeps its cool primarily through perspiration, as this process enables sweat to evaporate, taking away the excess heat. Relative humidity in excess curtails evaporation, therefore reducing heat dissipation from the body, leading to feelings of excess heat. Excessive heat that's not properly managed leads to increased body temperatures and resultant health issues.
Humidity
The average relative humidity in December is 77%.Rainfall
In Balaybay, in December, during 13.5 rainfall days, 58mm (2.28") of precipitation is typically accumulated. Throughout the year, there are 237.5 rainfall days, and 1892mm (74.49") of precipitation is accumulated.Daylight
December has the shortest days of the year, with an average of 11h and 18min of daylight.On the first day of the month, sunrise is at 6:08 am and sunset at 5:27 pm. On the last day of December, sunrise is at 6:24 am and sunset at 5:40 pm PST.
Sunshine
In December, the average sunshine is 7h.UV index
February through December, with an average maximum UV index of 7, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV rays for the average person.Note: An average UV index of 7 in December transforms into this advice:
Beware of overexposure. Fair-skinned individuals risk burning in less than 20 minutes. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is particularly strong, noting that parasols or canopies may not offer total sun protection. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Balaybay, Philippines
- Average high temperature in December: 29.3°C
The warmest month (with the highest average high temperature) is May (31.4°C).
The month with the lowest average high temperature is January (28.3°C).
- Average low temperature in December: 24.2°C
The month with the highest average low temperature is May (26.4°C).
The coldest months (with the lowest average low temperature) are January and February (23°C).
Average pressure in December
Balaybay, Philippines
- Average pressure in December: 1011.2mbar
The month with the highest atmospheric pressure is February (1013.1mbar).
The month with the lowest atmospheric pressure is August (1007.6mbar).
Average wind speed in December
Balaybay, Philippines
- Average wind speed in December: 12.9km/h
The windiest month (with the highest average wind speed) is January (13.4km/h).
The calmest month (with the lowest average wind speed) is May (8km/h).
Average humidity in December
Balaybay, Philippines
- Average humidity in December: 77%
The months with the highest relative humidity are August and September (83%).
The months with the lowest relative humidity are March and April (73%).
Average rainfall in December
Balaybay, Philippines
- Average rainfall in December: 58mm
The wettest month (with the highest rainfall) is August (424mm).
The driest month (with the least rainfall) is February (16mm).
Average rainfall days in December
Balaybay, Philippines
- Average rainfall days in December: 13.5 days
The month with the highest number of rainy days is July (29.4 days).
The month with the least rainy days is February (8.9 days).
Average daylight in December /
Average sunshine in December
Balaybay, Philippines
- Average daylight in December: 11h and 18min
The month with the longest days is June (Average daylight: 13h and 0min).
The month with the shortest days is December (Average daylight: 11h and 18min).
- Average sunshine in December: 7h and 0min
The month with the most sunshine is April (Average sunshine: 11h and 30min).
The month with the least sunshine is January (Average sunshine: 6h and 54min).
Average sunshine days in December
Balaybay, Philippines
- Average sunshine days in December: 15.9 days
The month with the most sunshine days is January (18.3 days).
The month with the least sunshine days is July (1.5 days).
Average UV index in December
Balaybay, Philippines
- Average UV index in December: 7
The months with the highest UV index are February, March, April, May, June, July, August, September, October, November and December (UV index 7).
The month with the lowest UV index is January (UV index 6).
Average cloud cover in December
Balaybay, Philippines
- Average cloud cover in December: 27
The month with the most cloud cover is August (Cloud cover 53).
The months with the least cloud cover are February and March (Cloud cover 23).
Average visibility in December
Balaybay, Philippines
- Average visibility in December: 10km
The months with the highest visibility are January, February, March, April, May, October, November and December (10km).
The months with the lowest visibility are June, July, August and September (9km).





