May weather forecast
Nuwara Eliya, Sri Lanka

May greets Nuwara Eliya with a reduction in rainfall and increasing hours of sunlight. The weather takes a slight turn from the humid conditions of April with lesser rainfall and more clear days. The city, fresh from the April showers look more green and rejuvenating. Climbing to an average high of 27.3°C (81.1°F), May turns out to be one of the hotter months of the city. As May sets off, June steps in, promising a similar weather pattern and a slight increase in humidity.

Temperature

As April transitions into May, Nuwara Eliya records an average high-temperature of a still moderately hot 27.3°C (81.1°F), showing a gentle shift from the preceding month. Throughout May, Nuwara Eliya witnesses a nighttime temperature average of 19.1°C (66.4°F).

Heat index

May's heat index is evaluated at a tropical 31°C (87.8°F). Persisting in activity during exposure could lead to weariness and subsequently to heat cramps.
When referencing the heat index, its values are suitable for shady environments and light breezes. When exposed to the direct sun, the heat index may augment by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is a numerical representation of warmth when taking temperature and moisture levels into account. One's perception of temperature is subjective, varying based on their activity and individual heat perception, influenced by factors like wind, clothing, and metabolic variations. 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 extremely significant for babies and toddlers. Kids are usually more vulnerable than adults, given their lesser sweating ability. Along with their larger skin surface relative to their small stature and the excess heat due to their activity, their risk is amplified.

Humidity

The average relative humidity in May is 86%.

Rainfall

In Nuwara Eliya, Sri Lanka, in May, during 29.8 rainfall days, 290mm (11.42") of precipitation is typically accumulated. In Nuwara Eliya, during the entire year, the rain falls for 297.4 days and collects up to 2784mm (109.61") of precipitation.

Daylight

In Nuwara Eliya, the average length of the day in May is 12h and 26min.
On the first day of the month, sunrise is at 05:52 and sunset at 18:15. On the last day of May, sunrise is at 05:49 and sunset at 18:19 +0530.

Sunshine

In Nuwara Eliya, Sri Lanka, the average sunshine in May is 9.1h.

UV index

The months with the highest UV index in Nuwara Eliya are February through September, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health hazard from exposure to the Sun's UV rays for average individuals.
Note: In May, a daily UV index of 6 turns into the following recommendations:
Beware of overexposure. Fair-skinned individuals risk burning in less than 20 minutes. Stay out of direct sunlight between 10 a.m. and 4 p.m., when UV radiation is most intense, and remember that not all shade structures provide complete protection. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.