May weather forecast
Le Gallion, French Guiana

The last month of the spring, May, is another warm month in Le Gallion, French Guiana, with an average temperature varying between 24.7°C (76.5°F) and 28.6°C (83.5°F).

Temperature

Transitioning from April to May, Le Gallion observes an average high-temperature of a still moderately hot 28.6°C (83.5°F), differing subtly from the previous month. Le Gallion, in May, logs an average low-temperature of 24.7°C (76.5°F), a subtle step down from daytime readings.

Heat index

In May, the heat index is appraised at a sweltering 35°C (95°F). Adopt additional preventive measures, heat cramps and heat exhaustion are potential outcomes. Prolonged activity may trigger heatstroke.
It is essential to grasp that the heat index's numbers are for shade and light wind settings. The heat index could see an increase by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is a value derived by merging air temperature with the humidity to convey how the climate feels. 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. Keep it in mind, direct sunlight can augment the heat you experience, possibly pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Kids frequently fail to realize the necessity for resting and hydrating. Thirst is an advanced indication of dehydration - hence, maintaining hydration, especially during extended physical activities, becomes essential.
The body's innate mechanism to counteract overheating is through perspiration, as it leverages the cooling effects of sweat evaporation. In the presence of abundant moisture in the atmosphere, the cooling process through evaporation is hindered, causing the body to feel excessively warm. If heat absorption isn't effectively countered by the body's cooling methods, body temperature surges, hinting at potential problems.

Humidity

With an average relative humidity of 86%, May is the most humid month in Le Gallion.

Rainfall

The month with the most rainfall in Le Gallion is May, when the rain falls for 28.9 days and typically aggregates up to 293mm (11.54") of precipitation.

Daylight

The average length of the day in May is 12h and 20min.
On the first day of the month, sunrise is at 06:17 and sunset at 18:35. On the last day of May, sunrise is at 06:16 and sunset at 18:38 -03.

Sunshine

The average sunshine in May in Le Gallion is 6.9h.

UV index

January through May and December, with an average maximum UV index of 6, are months with the lowest UV index in Le Gallion, French Guiana. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for the ordinary person.
Note: The UV index of 6 during May leads to these advisories:
Inhibit overexposure. Warding off sun damage is of utmost importance. UV radiation from the sun is at its strongest between 10 a.m. and 4 p.m. Try to limit direct exposure during these hours. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.