April weather forecast
Kalavai, India

April, like March, in Kalavai, India, is another torrid pre-monsoon summer month, with an average temperature ranging between max 38.5°C (101.3°F) and min 25.3°C (77.5°F).

Temperature

During April, the average high-temperature is a still sweltering 38.5°C (101.3°F), maintaining a close resemblance to that of the preceding month. Kalavai observes a substantial disparity between daytime high and the average low-temperature of 25.3°C (77.5°F) during April nights.

Heat index

For most parts of April, the heat index is calculated to be a blazing hot 54°C (129.2°F). Stay wary: Heat exhaustion and heat cramps are possible. Heatstroke can ensue from extended effort.
In the scope of the heat index, its values resonate with shade and light wind conditions. Direct sunlight exposure may result in a rise of the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', represents the fusion of temperature and moisture in the air to suggest how warm it feels. This effect is personal, influenced by the individual's physical activity and heat sensitivity, shaped by factors including wind, attire, and metabolic variations. With direct sunlight, be aware that it might enhance the heat sensation, raising the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Young ones are generally at greater risk than adults due to their limited sweating ability. In addition, their large skin surface relative to their small bodies and higher heat production from their activities add to their vulnerability.
The primary way humans combat excessive warmth is by perspiring, letting sweat evaporate and cool the body. Elevated relative humidity disrupts typical body cooling by reducing the evaporation rate, consequently decreasing the body's cooling rate and enhancing the feeling of heat. Excessive heat that's not properly managed leads to increased body temperatures and resultant health issues.

Humidity

In April, the average relative humidity is 56%.

Rainfall

In Kalavai, during April, the rain falls for 8.2 days and regularly aggregates up to 20mm (0.79") of precipitation. Throughout the year, there are 174.7 rainfall days, and 651mm (25.63") of precipitation is accumulated.

Daylight

In Kalavai, the average length of the day in April is 12h and 25min.
On the first day of the month, sunrise is at 6:08 am and sunset at 6:23 pm. On the last day of April, sunrise is at 5:52 am and sunset at 6:27 pm IST.

Sunshine

In Kalavai, the average sunshine in April is 10.7h.

UV index

The months with the highest UV index are April through July, with an average maximum UV index of 8. A UV Index of 8 to 10 symbolizes a very high health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: During April, 8 as the daily maximum UV index converts into the following advice:
Ensure safety measures are in place, as skin and eyes are vulnerable to quick damage. Between 10 a.m. and 4 p.m., the Sun emits the most powerful UV radiation. Limit direct exposure to the Sun during these hours. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.