May weather forecast
Péléa, French Guiana

May, the last month of the spring in Péléa, is also a moderately hot month, with an average temperature fluctuating between 21.9°C (71.4°F) and 29.8°C (85.6°F).

Temperature

As May starts, an average high temperature of a still warm 29.8°C (85.6°F) suggests no significant change from April. May brings Péléa consistent average low-temperature of 21.9°C (71.4°F).

Heat index

For May, the heat index is estimated at a scorching 40°C (104°F). Take special precautions - heat exhaustion and heat cramps are expected. Heatstroke may occur with lengthy activity.
Note that heat index values are valued for light wind and location in the shade. Direct exposure to sunshine could lead to a heat index increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is derived by integrating air temperature with the existing relative humidity to express the perceived warmth. Additional factors encompassing metabolic differences, the level of physical activity, and clothing can impact the individual's perception of temperature. Given direct exposure to sunlight, one might experience a rise in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for 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 innate cooling system of the human body revolves around perspiration, with the evaporation of sweat being central to this process. A surge in relative humidity can disrupt the body's normal cooling function by slowing evaporation, hence reducing the rate at which the body cools and intensifying the perception of heat. Accumulating heat beyond the body's cooling measures leads to rising temperatures and potential ailments.

Humidity

The most humid month is May, with an average relative humidity of 90%.

Rainfall

The month with the most rainfall in Péléa is May, when the rain falls for 25.9 days and typically aggregates up to 192mm (7.56") of precipitation.

Daylight

In May, the average length of the day is 12h and 16min.
On the first day of the month, sunrise is at 06:26 and sunset at 18:40. On the last day of May, in Péléa, sunrise is at 06:25 and sunset at 18:43 -03.

Sunshine

The average sunshine in May in Péléa is 5.1h.

UV index

In May, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for the average person.
Note: In May, the maximum UV index of 6 suggests these recommendations:
Undertake precautions and comply with sun safety standards. Protection from skin and eye injury is vital. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is particularly strong, noting that parasols or canopies may not offer total sun protection. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure.