April weather forecastTiruvallur, India

Weather in April

April, like March, in Tiruvallur, India, is another fiery hot pre-monsoon summer month, with an average temperature ranging between max 38.3°C (100.9°F) and min 26.1°C (79°F).

Temperature

As Tiruvallur, India, welcomes April, the average high-temperature sees a modest rise, transitioning from a sweltering 35.3°C (95.5°F) in March to a still torrid 38.3°C (100.9°F). Despite higher daytime temperatures, nighttime averages fall to a warm 26.1°C (79°F) in April.

Heat index

In April, the heat index is computed to be a blazing hot 56°C (132.8°F). Warning: These weather conditions are held as severely perilous, with imminent heatstroke.
It is noted that heat index values are ascertained for locations in the shade and with gentle breezes. Exposing to direct sunshine may enhance heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', stands as a testimony to how temperature and humidity combine to impact our sense of warmth. A person's impression of weather can be shaped by several aspects, among them metabolic variations, pregnancy, and levels of physical activity. In direct sunlight, the heat's impact can be heightened, potentially leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. Children frequently do not understand the need for recuperation and hydration. Thirst, being a late manifestation of dehydration, underlines the need to hydrate frequently, especially when engaging in prolonged physical exercises.
To cool down, the human body relies on perspiration, a process where excessive heat is eliminated as sweat evaporates. A higher relative humidity affects normal body cooling by reducing the evaporation rate, subsequently lowering the rate at which the body cools and increasing the perception of heat. Increasing body temperatures can be a precursor to dehydration if the body can't shed the extra heat.

Humidity

In Tiruvallur, the average relative humidity in April is 60%.

Rainfall

In Tiruvallur, in April, it is raining for 5.3 days, with typically 9mm (0.35") of accumulated precipitation. In Tiruvallur, during the entire year, the rain falls for 153.5 days and collects up to 602mm (23.7") of precipitation.

Daylight

In Tiruvallur, the average length of the day in April is 12h and 26min.
On the first day of the month, sunrise is at 6:06 am and sunset at 6:22 pm. On the last day of April, sunrise is at 5:49 am and sunset at 6:25 pm IST.

Sunshine

In Tiruvallur, the average sunshine in April is 11h.

UV index

The months with the highest UV index are April through July, with an average maximum UV index of 8. A UV Index reading of 8 to 10 represents a very high health vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: The maximum daily UV index, 8 in April, converts into the following recommendations:
Without adequate protection, skin and eyes might suffer damage. Ensure precautions are in place. Try to minimize direct Sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Also note that objects like parasols or canopies might not provide complete sun protection. Experience reduced UV exposure by about half when donning a wide-brim hat.