November weather forecast
Parcours Noir, French Guiana

The last month of the autumn, November, is another tropical month in Parcours Noir, French Guiana, with an average temperature fluctuating between 33°C (91.4°F) and 22.2°C (72°F).

Temperature

With the onset of November, Parcours Noir's average high-temperature clocks in at a still tropical 33°C (91.4°F), showing a minor fluctuation from the previous month. November nights in Parcours Noir observe an average temperature dip to an agreeable 22.2°C (72°F).

Heat index

The heat index value during November is estimated at a blazing hot 47°C (116.6°F). Alert: Heat cramps and heat exhaustion are likely to occur. Prolonged exertion can lead to heatstroke.
Be advised, the heat index considers values for conditions in shade and with a light breeze. Direct exposure to sunlight could raise the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', determines the feeling of heat when you account for the relative humidity. This effect is personal, influenced by the individual's physical activity and heat sensitivity, shaped by factors including wind, attire, and metabolic variations. Realize that direct exposure to sunlight can augment the felt heat, leading to a potential increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Children often overlook the necessity for resting and fluid replenishment. Thirst is a late sign of dehydration - thus, it is critical to stay hydrated, especially during extended periods of physical activities.
The human body normally cools itself by perspiration, as evaporated sweat carries heat away from the body. When there is an excess of moisture in the atmosphere, the efficiency of the evaporation process is lessened, leading to less efficient body cooling and a sensation of overheating. Excessive heat gain, when not shed effectively by the body, can result in increasing body temperatures and related hazards.

Humidity

In Parcours Noir, French Guiana, the average relative humidity in November is 78%.

Rainfall

In November, the rain falls for 16.9 days. Throughout November, 45mm (1.77") of precipitation is accumulated. In Parcours Noir, French Guiana, during the entire year, the rain falls for 270.6 days and collects up to 1131mm (44.53") of precipitation.

Daylight

The average length of the day in November in Parcours Noir is 11h and 58min.
On the first day of the month, sunrise is at 06:12 and sunset at 18:12. On the last day of November, sunrise is at 06:19 and sunset at 18:15 -03.

Sunshine

In November, the average sunshine is 8h.

UV index

January through July, November and December, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for average individuals.
Note: In November, the maximum UV index of 6 transforms into these recommendations:
Prevent overexposure. Protection from the sun's harmful effects is needed. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.