April weather forecast
San Salvador, Philippines

April is a tropical spring month in San Salvador, Philippines, with an average temperature varying between 23.2°C (73.8°F) and 31°C (87.8°F).

Temperature

Entering April, the average high-temperature is recorded at a tropical 31°C (87.8°F), exhibiting a minimal shift from March's 29.2°C (84.6°F). San Salvador reports an average low-temperature of 23.2°C (73.8°F) during the nights of April.

Heat index

For April, the heat index is appraised at an extremely hot 40°C (104°F). Implement additional cautionary measures, heat cramps and heat exhaustion could occur. Prolonged activity might induce heatstroke.
Bear in mind that the heat index values are determined for shaded areas and light breezes. Being under direct sunlight might amplify the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', melds the effects of warmth and moisture to generate a feeling of heat. The influence of weather is personal, differing among a variety of individuals based on differences in body mass, stature, and the level of physical activity. Keep it in mind, direct sunlight can augment the heat you experience, possibly pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Younglings frequently fail to recognize the requirement to rest and rehydrate. Thirst emerges late in dehydration - it is imperative to keep hydration levels high, particularly during extended physical exertions.
The primary way humans combat excessive warmth is by perspiring, letting sweat evaporate and cool the body. During conditions of high air temperature and humidity (high heat index), the body's ability to perspire is inhibited, increasing the sensation of warmth. As body temperatures escalate without effective heat release, one might face dehydration threats.

Humidity

With an average relative humidity of 78%, April is the least humid month.

Rainfall

In San Salvador, during April, the rain falls for 21.3 days and regularly aggregates up to 67mm (2.64") of precipitation. In San Salvador, during the entire year, the rain falls for 313.5 days and collects up to 1700mm (66.93") of precipitation.

Daylight

The average length of the day in April in San Salvador is 12h and 27min.
On the first day of April, sunrise is at 5:49 am and sunset at 6:06 pm. On the last day of the month, sunrise is at 5:32 am and sunset at 6:10 pm PST.

Sunshine

The months with the most sunshine in San Salvador are April and May, with an average of 10.1h of sunshine.

UV index

The months with the highest UV index in San Salvador, Philippines, are March through May, August and September, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for the average person.
Note: During April, 7 as the daily maximum UV index converts into the following advice:
Guard oneself from overexposure. Defence against sun injury is vital. It's important to stay in the shade and limit exposure to the sun from 10 a.m. to 4 p.m., when UV radiation is most intense, although remember that shade structures may not provide full sun protection. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.