August weather forecast
Maripasoula, French Guiana

August continues the slowdown of rainfall, falling further to 76mm (2.99"). Simultaneously, the temperature reaches a new high of 32.8°C (91°F), setting the tone for peak summer in Maripasoula. The rising trend in sunlight hours reflects the receding monsoon. Devoid of heavy clouds or gusty winds, the atmoshpere creates more room for outdoor pursuits. The clear skies also mean that UV index reaches its annual high of 7, so sun safety becomes pressing.

Temperature

As Maripasoula steps into August, the average high-temperature is measured at a still tropical 32.8°C (91°F), displaying minor differences from July's 31.1°C (88°F). In the face of high daytime temperatures, Maripasoula witnesses a consistent average nighttime low of 20.5°C (68.9°F) during August.

Heat index

The heat index value during August is calculated to be a blazing hot 47°C (116.6°F). Vigilance: Heat cramps and heat exhaustion are likely. The likelihood of heatstroke increases with continued activity.
It is noted that heat index values are ascertained for locations in the shade and with gentle breezes. Direct sunlight can potentially boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', quantifies the warmth felt when relative humidity is considered. The impact of weather is personal, differing among a variety of people based on differences in body mass, height, and the level of physical exertion. Taking into account that direct sunlight can boost the heat effect, the heat index may rise by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Young ones often ignore the need to take a break and drink fluids. Thirst is a late-stage symptom of dehydration - hence, maintaining hydration, particularly during extended physical activities, is crucial.
In response to overheating, the human body perspires to cool down, mainly through the evaporation of sweat. In the presence of high relative humidity, the evaporation rate diminishes, resulting in the body retaining more warmth compared to dry conditions. Exceeding the body's heat disposal threshold results in a rise in body temperature and potential thermal disorders.

Humidity

The average relative humidity in August in Maripasoula is 79%.

Rainfall

In August, in Maripasoula, the rain falls for 18.8 days. Throughout August, 76mm (2.99") of precipitation is accumulated. In Maripasoula, during the entire year, the rain falls for 265.5 days and collects up to 1078mm (42.44") of precipitation.

Daylight

In Maripasoula, the average length of the day in August is 12h and 14min.
On the first day of the month, sunrise is at 06:34 and sunset at 18:50. On the last day of August, sunrise is at 06:30 and sunset at 18:41 -03.

Sunshine

In August, the average sunshine is 8.6h.

UV index

The months with the highest UV index are August through November, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: In August, the UV index of 7 transforms into the following advice:
Act on precautions and pay attention to sun safety recommendations. Avoidance of sunburn is obligatory. Minimize exposure to direct sunlight and seek shade from 10 a.m. to 4 p.m., when UV radiation is most intense, but remember that shade structures may not offer complete protection. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.