October weather forecast
Wempi, French Guiana

In Wempi, October experiences the highest temperature of the year, reaching an average high of 34.9°C (94.8°F). The temperature is well-balanced by a declination in both rainfall and relative humidity, making it ideal for outdoor adventures. Tourism activities can take center stage in this period due to the favorable conditions. The wind maintains a gentle pace providing the much-needed coolness during this hot period.

Temperature

In Wempi, October records the highest average temperatures, peaking at 34.9°C (94.8°F) and reaching a low of 20.8°C (69.4°F).

Heat index

October's heat index is computed to be a life-threatening hot 51°C (123.8°F). Stay alert: Heat cramps and heat exhaustion are expected. Heatstroke is a likely outcome of ongoing activity.
The heat index's values are generally associated with conditions in shade and light breezes. The heat index may scale up by 15 Fahrenheit (8 Celsius) degrees with direct sun exposure.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is an amalgamation of air temperature and humidity to express the equivalent perceived temperature. The experience of temperature can be subjective, varying based on the individual's activity and heat perception, influenced by factors like wind, attire, and metabolic variations. When exposed to direct sunlight, it's possible for the heat index to increase by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Typically, children face more danger than adults as they usually perspire less. Their larger skin surface relative to their small bodies and increased heat output from their activities enhance their risk.
The human body cools itself through perspiration, as excessive warmth is removed from the body through sweat evaporation. Under conditions of high temperature and humidity (enhanced heat index), sweat production is compromised, exacerbating the sensation of warmth. Exceeding the body's heat disposal threshold results in a rise in body temperature and potential thermal disorders.

Humidity

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

Rainfall

October is the month with the least rainfall. Rain falls for 10.4 days and accumulates 21mm (0.83") of precipitation.

Daylight

In October, the average length of the day is 12h and 2min.
On the first day of the month, sunrise is at 06:22 and sunset at 18:27. On the last day of October, in Wempi, French Guiana, sunrise is at 06:19 and sunset at 18:19 -03.

Sunshine

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

UV index

August through November, with an average maximum UV index of 7, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for the average person.
Note: In October, the maximum UV index of 7 translates into these guidelines:
Endorse precautions and be consistent with sun safety guidelines. Preventing sunburn is paramount. Limit your exposure to the sun's UV radiation, which is strongest between 10 a.m. and 4 p.m., and note that parasols or canopies may not provide full sun protection. Tightly woven clothing, when worn loosely, shields effectively against the Sun.