October weather forecast
Bernardin, French Guiana

October, the same as September, in Bernardin, French Guiana, is another hot autumn month, with an average temperature ranging between min 20.8°C (69.4°F) and max 34.9°C (94.8°F).

Temperature

In Bernardin, the month of October registers the highest temperatures, averaging 34.9°C (94.8°F) at the peak and 20.8°C (69.4°F) at the lowest.

Heat index

October's heat index is estimated at a life-threatening hot 51°C (123.8°F). Keep wary: Heat cramps along with heat exhaustion are expected. Heatstroke is a possible outcome of ongoing activity.
When assessing, remember that heat index measurements are for light winds and shaded spots. Heat index values have the potential to be boosted by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'real feel', combines both the air temperature and the humidity level to give a perceived human temperature. This effect is subjective, differing among individuals based on their physical activity and perception of heat, which can be influenced by factors like wind, clothing, and metabolic variances. 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 primarily vital for children. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.
Perspiration, which is the evaporation of sweat, is a primary way the human body manages and dispels excessive warmth. When air moisture content is high, the cooling process through evaporation is not as efficient, leading to an ineffective body cooling process and a feeling of overheating. When the body is unable to balance heat gain, its temperature elevates, which may induce thermal illnesses.

Humidity

October is the least humid month, with an average relative humidity of 72%.

Rainfall

The month with the least rainfall in Bernardin, French Guiana, is October, when the rain falls for 10.4 days and typically collects 21mm (0.83") of precipitation.

Daylight

In Bernardin, the average length of the day in October is 12h and 2min.
On the first day of October, sunrise is at 06:21 and sunset at 18:26. On the last day of the month, sunrise is at 06:18 and sunset at 18:18 -03.

Sunshine

September and October, with an average of 8.8h of sunshine, are months with the most sunshine in Bernardin.

UV index

August through November, with an average maximum UV index of 7, are months with the highest UV index in Bernardin. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: A maximum high daily UV index of 7 during October translates into the following directions:
Uphold preventive measures and conform to sun safety guidelines. Defending against skin and eye harm is crucial. The Sun's UV radiation is most potent between 10 a.m. and 4 p.m. Try to limit direct exposure to the Sun during this period. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.