May weather forecast
Hapugala, Sri Lanka

The last month of the spring, May, is also a moderately hot month in Hapugala, Sri Lanka, with an average temperature ranging between min 26.7°C (80.1°F) and max 29.5°C (85.1°F).

Temperature

During May, Hapugala observes a subtle ascent to a moderately hot 29.5°C (85.1°F) from April's 30.3°C (86.5°F) in the average high-temperature. Hapugala experiences a subtle drop in temperature during the May nights, recording an average of 26.7°C (80.1°F).

Heat index

In May, the heat index is appraised at a sweltering 36°C (96.8°F). Incorporate additional safety actions, heat cramps and heat exhaustion are possible. Long-term activity may induce heatstroke.
Heat index evaluations are typically in the context of light winds and shaded environments. With exposure to direct sunshine, the heat index could climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', is a calculation that merges air temperature and relative humidity to depict the sensation of warmth. The influence of weather is personal, differing among a variety of individuals based on differences in body mass, stature, and the level of physical activity. It is noteworthy that being in direct sunlight can enhance the weather's impact, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Children usually face more risks than adults as their ability to sweat is less. Additionally, their larger skin surface in relation to their petite bodies and higher heat output due to their activities increases their vulnerability.
The human body keeps its cool primarily through perspiration, as this process enables sweat to evaporate, taking away the excess heat. In situations of high air temperature combined with high humidity (significant heat index), the body's ability to perspire is reduced, heightening the sense of warmth. Rising body temperatures due to excess heat retention could signify impending heat disorders.

Humidity

The average relative humidity in May is 81%.

Rainfall

May is the month with the most rainfall. Rain falls for 27.7 days and accumulates 302mm (11.89") of precipitation.

Daylight

The average length of the day in May is 12h and 24min.
On the first day of May, sunrise is at 05:56 and sunset at 18:16. On the last day of the month, sunrise is at 05:53 and sunset at 18:20 +0530.

Sunshine

The average sunshine in May is 9h.

UV index

May and September, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: The UV index of 6 during May translates into the following guidance:
Beware of overexposure. Fair-skinned individuals risk burning in less than 20 minutes. Minimize exposure to direct sunlight and seek shade from 10 a.m. to 4 p.m., when UV radiation is most intense, but remember that shade structures may not offer complete protection. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.