April weather forecast
Pottuvil, Sri Lanka

April, the same as March, in Pottuvil, Sri Lanka, is a hot spring month, with temperature in the range of an average low of 25.9°C (78.6°F) and an average high of 31.8°C (89.2°F).

Temperature

Pottuvil, Sri Lanka, indicates an average high-temperature of a still tropical 31.8°C (89.2°F) in April, showing minor variation from March's 30.1°C (86.2°F). April nights observe an average temperature dip to a warm 25.9°C (78.6°F).

Heat index

The average heat index in April is appraised at an extremely hot 42°C (107.6°F). Adopt heightened preventive measures, heat exhaustion and heat cramps are probable. Persistent activity could lead to heatstroke.
It is crucial to understand that heat index figures are for shade and gentle wind conditions. The heat index values could be amplified by up to 15 Fahrenheit (8 Celsius) degrees in direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', embodies the combination of air temperature and moisture content to illustrate perceived heat. The impact of weather is individual, with diverse individuals experiencing it differently due to variations in body mass, height, and activity levels. One should be aware that direct sunshine can amplify the perceived temperature, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Young children typically face greater hazards than adults because they do not sweat as much. Their larger skin surface in comparison to their little bodies and the high heat production from their active nature compounds their vulnerability.
When it comes to cooling down, the human body's primary method is through perspiration, making use of sweat evaporation to eliminate excess heat. When the relative humidity is high, the evaporation rate is reduced. The warmth is removed from the body at a lower rate, causing the body to retain more heat than it would in dry air. When heat surpasses the body's release mechanisms, dehydration and overheating risks become pronounced.

Humidity

In April, the average relative humidity is 75%.

Rainfall

In Pottuvil, in April, during 19.1 rainfall days, 57mm (2.24") of precipitation is typically accumulated. Throughout the year, there are 237.8 rainfall days, and 1259mm (49.57") of precipitation is accumulated.

Daylight

The average length of the day in April is 12h and 17min.
On the first day of the month, sunrise is at 06:00 and sunset at 18:12. On the last day of April, sunrise is at 05:48 and sunset at 18:10 +0530.

Sunshine

In April, the average sunshine is 11.2h.

UV index

The months with the highest UV index are January through October, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for the average person.
Note: The maximum daily UV index, 7 in April, converts into the following recommendations:
Deter overexposure. Protecting against the sun's effects is essential. UV radiation from the Sun is most intense between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.