May weather forecast
Rangala, Sri Lanka

May, the last month of the spring in Rangala, is another tropical month, with an average temperature ranging between max 30.1°C (86.2°F) and min 21.8°C (71.2°F).

Temperature

Rangala notes an average high-temperature of a still hot 30.1°C (86.2°F) in May, hardly diverging from April. During May, Rangala experiences a consistent low-temperature average of 21.8°C (71.2°F).

Heat index

In May, the average heat index is evaluated at a torrid 38°C (100.4°F). Adopt extra safety steps, risk of heat exhaustion and heat cramps is notable. Sustained activity might cause heatstroke.
The standards for the heat index are set for locations in shade and under light breezes. Heat index values have the potential to be boosted by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'feels like' or 'real feel', reflects the feeling of heat when considering both air temperature and humidity. Factors such as metabolic variations, being pregnant, and physical activity can impact an individual's weather perception. It is essential to be conscious of the fact that direct sunlight can intensify the felt heat, leading to an elevation in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. Children typically face more danger than adults as their sweat production is usually lower. Additionally, the bigger skin surface compared to their small size and the increased heat due to their activeness exacerbate the risk.
Perspiring is the body's way of cooling down, particularly by allowing sweat to evaporate and take the heat with it. Relative humidity in excess curtails evaporation, therefore reducing heat dissipation from the body, leading to feelings of excess heat. When the body is unable to balance heat gain, its temperature elevates, which may induce thermal illnesses.

Humidity

The average relative humidity in May in Rangala is 80%.

Rainfall

In Rangala, Sri Lanka, in May, it is raining for 28.6 days, with typically 163mm (6.42") of accumulated precipitation. In Rangala, during the entire year, the rain falls for 278.4 days and collects up to 1466mm (57.72") of precipitation.

Daylight

In Rangala, the average length of the day in May is 12h and 28min.
On the first day of May in Rangala, Sri Lanka, sunrise is at 05:52 and sunset at 18:15. On the last day of the month, sunrise is at 05:49 and sunset at 18:20 +0530.

Sunshine

In Rangala, the average sunshine in May is 10.4h.

UV index

January through September, November and December, with an average maximum UV index of 6, are months with the highest UV index in Rangala. A UV Index estimate of 6 to 7 represents a high health vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: The maximum UV index of 6 during May leads to these instructions:
Ward off overexposure. Defence against solar harm is crucial. The time between 10 a.m. and 4 p.m. is when UV radiation is at its peak. Limit exposure to direct sunlight during these hours. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.