May weather forecast
La Romana, Dominican Republic

May marks the onset of the rainy season in La Romana, Dominican Republic with a notable increase in precipitation levels. This is coupled with a hike in humidity making the atmosphere comparatively heavy. Daylight hours and sunshine durations tread on the higher side providing ample opportunities for sun-lovers. However, erratic showers might interrupt outdoor plans. The month registers 69mm (2.72") of rainfall, the highest in first five months whilst temperatures linger between 23.7°C (74.7°F) to 30.1°C (86.2°F).

Temperature

The introduction of May sees an average high-temperature of a tropical 30.1°C (86.2°F), hardly deviating from April. May sees the temperature falling to a mean low of 23.7°C (74.7°F).

Heat index

In May, the heat index is calculated to be a torrid 37°C (98.6°F). Take greater precautions, heat exhaustion and heat cramps may be expected. Heatstroke could result from lengthy activity.
Bear in mind that the heat index values are determined for shaded areas and light breezes. Heat index values may surge by up to 15 Fahrenheit (8 Celsius) degrees in the presence of direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'real feel', integrates the air's temperature and its humidity to showcase the felt temperature by people. Elements such as metabolic variations, pregnancy, and physical exertion can shape one's weather perception. Being under direct sunshine can magnify the heat experience, possibly pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to babies and toddlers. Children frequently do not understand the need for recuperation and hydration. Thirst, being a late manifestation of dehydration, underlines the need to hydrate frequently, especially when engaging in prolonged physical exercises.
The body's self-cooling mechanism is rooted in perspiration, where evaporating sweat cools down excessive warmth. Higher relative humidity impedes evaporation, thus reducing heat dispersion from the body, culminating in a sensation of overheating. When the heat gained surpasses the body's cooling capacity, temperatures rise, signaling potential health concerns.

Humidity

In May, the average relative humidity is 78%.

Rainfall

In La Romana, Dominican Republic, in May, during 22.7 rainfall days, 69mm (2.72") of precipitation is typically accumulated. Throughout the year, there are 233.5 rainfall days, and 632mm (24.88") of precipitation is accumulated.

Sea temperature

In La Romana, in May, the average water temperature is 27.6°C (81.7°F).
Note: Swimming, diving, and other water activities in temperatures ranging from 25°C (77°F) to 29°C (84.2°F) are highly enjoyable and provide prolonged comfort without unease.

Daylight

The average length of the day in May is 13h and 1min.
On the first day of the month, sunrise is at 06:08 and sunset at 18:57. On the last day of May, in La Romana, sunrise is at 05:58 and sunset at 19:08 AST.

Sunshine

In May, the average sunshine in La Romana is 8.9h.

UV index

The months with the highest UV index in La Romana are March through November, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for the average person.
Note: A typical high UV index of 7 in May suggests the following recommendations:
Incorporate safeguards and honour sun safety principles. Protection from skin and eye damage is obligatory. The hours from 10 a.m. to 4 p.m. have the most intense UV radiation. As much as possible, limit direct sun exposure during this period. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Attention! UV radiation is markedly stronger with water and sand reflections.