April weather forecast
Kiriwan Eliya, Sri Lanka

April, like March, is a hot spring month in Kiriwan Eliya, Sri Lanka, with an average temperature varying between 30°C (86°F) and 21.1°C (70°F).

Temperature

Kiriwan Eliya's shift from March to April is accompanied by an average high-temperature of a still tropical 30°C (86°F), a slight deviation from 31.1°C (88°F). Throughout the nights in April, an average low-temperature of 21.1°C (70°F) is noted.

Heat index

April's average heat index is computed to be a sweltering 39°C (102.2°F). Use additional protective measures, heat cramps and heat exhaustion are possible outcomes. Continuous activity might lead to heatstroke.
In reference to the heat index, it's for places in shade and with a slight wind. Heat index values may be hiked up by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'feels like' or 'apparent temperature', determines the feeling of heat when you account for the relative humidity. Depending on the activity and the individual's heat perception, which may vary due to factors including wind, clothing, and metabolic variations, this effect remains subjective. It is noteworthy to mention that direct sunlight exposure can augment the felt temperature, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Young ones generally face higher dangers than adults since they sweat less. Along with their large skin surface area compared totheir small bodies and increased heat production from their activities, the risks are heightened.
Perspiring is a crucial mechanism for the human body, allowing it to release excessive warmth through evaporating sweat. When the air contains significant moisture, the efficiency of the evaporation process decreases, preventing the body from cooling down effectively and creating a feeling of overheating. If heat absorption isn't effectively countered by the body's cooling methods, body temperature surges, hinting at potential problems.

Humidity

In April, the average relative humidity in Kiriwan Eliya is 86%.

Rainfall

In April, the rain falls for 29.4 days. Throughout April, 248mm (9.76") of precipitation is accumulated. In Kiriwan Eliya, during the entire year, the rain falls for 317.3 days and collects up to 2422mm (95.35") of precipitation.

Daylight

In Kiriwan Eliya, the average length of the day in April is 12h and 17min.
On the first day of the month, sunrise is at 06:06 and sunset at 18:17. On the last day of April, sunrise is at 05:54 and sunset at 18:16 +0530.

Sunshine

April has the most sunshine of the year in Kiriwan Eliya, Sri Lanka, with an average of 8.4h of sunshine.

UV index

The months with the highest UV index are January through August, November and December, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV rays for average individuals.
Note: In April, a daily maximum UV index of 6 leads to the following instructions:
Shun overexposure. Protection from sun ravages is indispensable. Avoid direct Sun exposure and stay in the shade between 10 a.m. and 4 p.m., a time when UV radiation is most intense, noting that not all shade structures offer full protection. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.