April weather forecastMannargudi, India

Weather in April

April in Mannargudi, India, is a fiery hot pre-monsoon summer month, with an average temperature fluctuating between 36.8°C (98.2°F) and 26.7°C (80.1°F).

Temperature

The shift into April reveals an average high-temperature of a very hot 36.8°C (98.2°F), closely mirroring March's climate. During April, Mannargudi experiences an average low-temperature of 26.7°C (80.1°F) at night.

Heat index

April's average heat index is estimated at a burning hot 53°C (127.4°F). Take note: Heat exhaustion and heat cramps are expected. Heatstroke can occur with prolonged effort.
In the scope of the heat index, its values resonate with shade and light wind conditions. When under direct sunshine, the heat index may be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', integrates the air's temperature and its humidity to showcase the felt temperature by people. Factors such as metabolic variations, being pregnant, and physical activity can impact an individual's weather perception. 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 essentially critical for children. Young ones often do not realize the necessity to rest and replenish their fluids. Thirst is a delayed indication of dehydration - keeping hydrated, particularly in prolonged physical activity, is crucial.
The body's innate mechanism to counteract overheating is through perspiration, as it leverages the cooling effects of sweat evaporation. Increased relative humidity slows down evaporation, thereby decreasing the rate of heat removal from the body, culminating in a sensation of overheating. Overheating and potential dehydration arise when body heat gain eclipses its release capability.

Humidity

In April, the average relative humidity is 64%.

Rainfall

In April, the rain falls for 9.5 days. Throughout April, 16mm (0.63") of precipitation is accumulated. Throughout the year, there are 153.8 rainfall days, and 430mm (16.93") of precipitation is accumulated.

Daylight

In Mannargudi, India, the average length of the day in April is 12h and 22min.
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 5:54 am and sunset at 6:24 pm IST.

Sunshine

In Mannargudi, the average sunshine in April is 10.1h.

UV index

The months with the highest UV index in Mannargudi 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 exposure to the Sun's UV radiation for the average person.
Note: The UV index of 8 during April translates into the following guidance:
Always prioritize safety measures. Rapid harm can befall unprotected skin and eyes. Attempt to stay under shade and limit exposure to the Sun between 10 a.m. and 4 p.m., when UV radiation is at its peak. Remember, devices such as parasols or canopies might not provide complete sun protection. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.