April weather forecast
Calumboyan, Philippines

April, like March, in Calumboyan, Philippines, is a moderately hot spring month, with an average temperature ranging between max 29.5°C (85.1°F) and min 25.8°C (78.4°F).

Temperature

As March transitions into April, the average high-temperature rests at a still moderately hot 29.5°C (85.1°F), maintaining a close resemblance to the previous month. During the nights of April, Calumboyan maintains an almost steady temperature with an average low of 25.8°C (78.4°F).

Heat index

For most parts of April, the heat index is computed to be a torrid 35°C (95°F). Take special precautions - heat exhaustion and heat cramps are expected. Heatstroke may occur with lengthy activity.
It is emphasized that the heat index's values are meant for shaded zones with mild winds. The heat index could experience an increase of 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', joins air temperature with relative humidity to produce a temperature perception for humans. The influence of weather is personal, with varied individuals experiencing it differently due to differences in body mass, stature, and physical exertion levels. Direct sunlight exposure should be noted as it has the potential to increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Kids frequently ignore the importance of taking a break and rehydrating. Thirst is a late symptom of dehydration - thus, it is crucial to stay hydrated, especially during long-lasting physical activities.
Through perspiration, the body has a natural mechanism to eliminate excessive heat via sweat evaporation. During conditions of high air temperature and humidity (high heat index), the body's ability to perspire is inhibited, increasing the sensation of warmth. Elevated heat gain compared to the body's release capability poses risks of dehydration and potential overheating.

Humidity

In Calumboyan, Philippines, the average relative humidity in April is 77%.

Rainfall

In April, the rain falls for 16.6 days. Throughout April, 37mm (1.46") of precipitation is accumulated. In Calumboyan, during the entire year, the rain falls for 253.1 days and collects up to 913mm (35.94") of precipitation.

Sea temperature

In April, the average sea temperature is 27.9°C (82.2°F).
Note: Water temperatures ranging between 25°C (77°F) and 29°C (84.2°F) are regarded as very warm, making swimming, diving, and similar water activities pleasurable for extended periods.

Daylight

In April, the average length of the day is 12h and 22min.
On the first day of April, sunrise is at 5:40 am and sunset at 5:54 pm. On the last day of the month, sunrise is at 5:25 am and sunset at 5:56 pm PST.

Sunshine

The average sunshine in April is 9.1h.

UV index

January through December, with an average maximum UV index of 7, are months with the highest UV index in Calumboyan, Philippines. January through December, with an average maximum UV index of 7, are months with the lowest UV index. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: The maximum daily UV index of 7 in April interprets into the following recommendations:
Stick with precautions and abide by sun safety procedures. Evading sunburn is essential. Stay in the shade and limit direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is particularly strong. Remember, however, that shade structures may not provide complete protection. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Warning! Sand and water reflections boost the intensity of UV exposure.