May weather forecast
Lucas, Saint Kitts and Nevis

In Lucas, May marks a considerable shift in the climate with a drastic increase in precipitation which rises to an average of 43mm (1.69"). The humidity follows suit, attributing to a more humid and tropical feel to the air. Despite the increased rain, May also enjoys a slight increase in daylight duration, offering longer periods for outdoor activity. The wind speed stabilizes around an average level, creating a balance especially during the heightened rainfall days. Moreover, the escalating temperatures add an air of warmth to the month, setting a starkly contrasting scene to the previous cooler months.

Temperature

The onset of May in Lucas marks an average high-temperature of a still moderately hot 27.3°C (81.1°F), hardly differing from April's 26.3°C (79.3°F). In Lucas, May's low temperatures hover around a still warm 26.3°C (79.3°F), reflecting a minor decrease from the daytime highs.

Heat index

The heat index for May is evaluated at a tropical 30°C (86°F). Long-lasting exposure and activity potentially induce a sense of weariness, with the risk of heat cramps.
From a standpoint of the heat index, values pertain to shaded conditions and mild breezes. Direct sunlight exposure may cause a 15 Fahrenheit (8 Celsius) degrees rise in the heat index.
Note: The heat index, also known as 'feels like' or 'apparent temperature', represents the fusion of temperature and moisture in the air to suggest how warm it feels. 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 hold particular importance for children. In general, younger individuals are at greater risk than adults because they tend to sweat less. Also, having a larger skin surface to body size ratio and greater heat production due to their active behavior contribute to this danger.

Humidity

May through August, with an average relative humidity of 78%, are the most humid months.

Rainfall

In May, the rain falls for 19.3 days. Throughout May, 43mm (1.69") of precipitation is accumulated. Throughout the year, in Lucas, there are 198.3 rainfall days, and 386mm (15.2") of precipitation is accumulated.

Daylight

The average length of the day in May in Lucas is 12h and 57min.
On the first day of May, sunrise is at 05:44 and sunset at 18:31. On the last day of the month, sunrise is at 05:35 and sunset at 18:41 AST.

Sunshine

The average sunshine in May in Lucas, Saint Kitts and Nevis, is 10.4h.

UV index

The months with the highest UV index are January through December, with an average maximum UV index of 7. January through December, with an average maximum UV index of 7, are months with the lowest UV index in Lucas. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV radiation for the average person.
Note: During May, 7 as the daily maximum UV index converts into the following advice:
Use protective steps and abide by sun safety guidelines. Safeguarding against skin and eye harm is necessary. Stay out of direct sunlight and seek shade between 10 a.m. and 4 p.m., when UV radiation is strongest, but remember that shade devices may not offer full sun protection. Experience reduced UV exposure by about half when donning a wide-brim hat.