December weather forecast
Kasilawan, Philippines

The first month of the winter, December, is still a warm month in Kasilawan, Philippines, with an average temperature ranging between min 24.5°C (76.1°F) and max 29.4°C (84.9°F).

Temperature

Kasilawan experiences a minor change to a moderately hot 29.4°C (84.9°F) in average high-temperature during December, closely reflecting November. Kasilawan registers a subtle dip to an average of 24.5°C (76.1°F) during the nights of December.

Heat index

In December, the heat index is estimated at a fiery hot 35°C (95°F). Implement heightened safety measures - risk of heat exhaustion and heat cramps is increased. Prolonged activity may result in heatstroke.
One should be cognizant that the heat index values are tailored for shaded spots and mild winds. The heat index may scale up by 15 Fahrenheit (8 Celsius) degrees with direct sun exposure.
Note: The heat index, also known as 'apparent temperature' or 'feels like', marries air temperature and humidity to produce a value illustrating perceived warmth. An individual's perception of weather can be swayed by a variety of elements including metabolic differences, pregnancy status, and their level of physical exertion. Awareness is key; direct sunlight can enhance the weather's impact, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Young ones often ignore the need to take a break and drink fluids. Thirst is a late-stage symptom of dehydration - hence, maintaining hydration, particularly during extended physical activities, is crucial.
In high temperatures, perspiration kicks in, allowing the human body to cool down through the evaporation of sweat. When the relative humidity is high, the evaporation rate is reduced. The warmth is removed from the body at a lower rate, causing the body to retain more heat than it would in dry air. Accumulating heat beyond the body's cooling measures leads to rising temperatures and potential ailments.

Humidity

The average relative humidity in December in Kasilawan, Philippines, is 77%.

Rainfall

In Kasilawan, in December, it is raining for 3.5 days, with typically 7mm (0.28") of accumulated precipitation. Throughout the year, in Kasilawan, there are 51.3 rainfall days, and 143mm (5.63") of precipitation is accumulated.

Daylight

The month with the shortest days in Kasilawan is December, with an average of 11h and 18min of daylight.
On the first day of December, sunrise is at 6:05 am and sunset at 5:24 pm. On the last day of the month, sunrise is at 6:20 am and sunset at 5:37 pm PST.

Sunshine

In December, the average sunshine is 6.6h.

UV index

The months with the lowest UV index in Kasilawan are January and December, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum daily UV index of 6 in December converts into the following recommendations:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. Avoid direct Sun exposure and seek shade between 10 a.m. and 4 p.m., when UV radiation is at its peak, but keep in mind that not all shade structures provide complete protection. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.