April weather forecastMangaluru, India

Weather in April

April, the same as March, in Mangaluru, India, is a hot pre-monsoon summer month, with an average temperature fluctuating between 25°C (77°F) and 34°C (93.2°F).
The perfect water temperature of 29.6°C (85.3°F) with 24mm (0.94") of accumulated rainfall and only 1.6 rainfall days, makes April a great period for swimming and other water activities.

Temperature

Mangaluru reaches its highest average temperatures in April, measuring 34°C (93.2°F) at the peak and 25°C (77°F) at the lowest.

Heat index

In April, the heat index is appraised at a burning hot 47°C (116.6°F). Stay on guard: Heat exhaustion and heat cramps are predicted. Ongoing effort can cause heatstroke.
It is emphasized that the heat index's values are meant for shaded zones with mild winds. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', is a calculation that merges air temperature and relative humidity to depict the sensation of warmth. The individual's impression of temperature can be shaped by additional aspects such as metabolic variations, physical activity, and clothing. When you're directly under the sun's rays, remember that the heat index may surge by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Children regularly disregard the necessity to rest and replenish fluids. Thirst is a late symptom of dehydration - thus, maintaining hydration, particularly during long-lasting physical activities, is essential.
Normally, the human body cools itself through perspiration, which removes excessive heat by evaporating sweat. A surge in relative humidity can disrupt the body's normal cooling function by slowing evaporation, hence reducing the rate at which the body cools and intensifying the perception of heat. When heat gain surpasses the level the body can shed, body temperature begins to increase, and consequently, overheating and dehydration can occur, with varying severity.

Humidity

The average relative humidity in April is 71%.

Rainfall

In April, the rain falls for 1.6 days. Throughout April, 24mm (0.94") of precipitation is accumulated. In Mangaluru, during the entire year, the rain falls for 111.9 days and collects up to 3797mm (149.49") of precipitation.

Sea temperature

In Mangaluru, the average seawater temperature in April is 29.6°C (85.3°F).
Note: Water temperature between 25°C (77°F) and 29°C (84.2°F) is perceived as agreeably warm, making all water activities enjoyable without the risk of discomfort over lengthy durations.

Daylight

In April, the average length of the day in Mangaluru, India, is 12h and 25min.
On the first day of the month, sunrise is at 6:26 am and sunset at 6:42 pm. On the last day of April, sunrise is at 6:10 am and sunset at 6:45 pm IST.

Sunshine

In Mangaluru, the average sunshine in April is 9.7h.

UV index

February through September, with an average maximum UV index of 12, are months with the highest UV index in Mangaluru. A UV Index estimate of 11, and higher, represents an ultimate health vulnerability from exposure to the Sun's UV rays for the average person.
Note: A maximum high UV index of 12 in April translates into the following recommendations:
Ensure all key precautions. Defense against sun exposure is critical. Avoid direct Sun exposure and seek shade between 10 a.m. and 4 p.m., when UV radiation is at its peak, but keep in mind that not all shade structures provide complete protection. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Even on overcast days, apply and frequently reapply a sunscreen with SPF 30 or more, specifically after a swim or outdoor workout. Caution! The Sun's UV rays become stronger due to reflections from water and sand.