April weather forecast
Wavinna, Sri Lanka

April, the same as March, in Wavinna, Sri Lanka, is another tropical spring month, with an average temperature fluctuating between 31.2°C (88.2°F) and 20.8°C (69.4°F).

Temperature

The shift into April uncovers an average high-temperature of a still tropical 31.2°C (88.2°F), subtly different from the previous month. In April, Wavinna encounters an average low-temperature of 20.8°C (69.4°F) during the night.

Heat index

In April, the heat index is appraised at a scorching 41°C (105.8°F). Exercise enhanced safety steps, heat cramps and heat exhaustion are probable. Heatstroke could be a result of sustained activity.
Remember that heat index calculations are made for conditions in the shade with light wind. The heat index has the possibility to be enhanced by 15 Fahrenheit (8 Celsius) degrees when there is direct sun exposure.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', unifies temperature and humidity readings to offer a comprehensive feel of warmth. This effect is personal, shaped by the individual's physical activity and heat sensitivity, influenced by factors including wind, clothing, and metabolic variances. The sun, when shining directly, can have a significant impact on the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Kids frequently fail to realize the necessity for resting and hydrating. Thirst is an advanced indication of dehydration - hence, maintaining hydration, especially during extended physical activities, becomes essential.
Perspiration, which is the evaporation of sweat, is a primary way the human body manages and dispels excessive warmth. Relative humidity in excess curtails evaporation, therefore reducing heat dissipation from the body, leading to feelings of excess heat. With body temperatures on the rise, inefficient heat shedding can lead to dehydration and its associated complications.

Humidity

The average relative humidity in April is 79%.

Rainfall

In Wavinna, in April, it is raining for 27 days, with typically 152mm (5.98") of accumulated precipitation. Throughout the year, there are 278.4 rainfall days, and 1466mm (57.72") of precipitation is accumulated.

Daylight

The average length of the day in April in Wavinna is 12h and 17min.
On the first day of April, sunrise is at 06:05 and sunset at 18:16. On the last day of the month, sunrise is at 05:52 and sunset at 18:15 +0530.

Sunshine

The average sunshine in April is 9.4h.

UV index

January through September, November and December, with an average maximum UV index of 6, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: A maximum high UV index of 6 in April translates into the following recommendations:
Employ safeguards and advocate sun safety protocols. Shielding against skin and eye damage is crucial. Between 10 a.m. and 4 p.m., UV radiation is strongest. Make an effort to avoid direct sunlight during this time, remembering that shade structures may not provide full sun protection. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.