August Weather in Roura, French Guiana

Last updated: August 23, 2025

In August, the average temperature in Roura, French Guiana reaches a pleasant 27°C (80°F), with the minimum dipping to 22°C (71°F) and a maximum peaking at 32°C (91°F). However, brace yourself for 143 mm (5.6 in) of precipitation over approximately 23 days, resulting in an average humidity of 80%—perfect for those who thrive in a tropical atmosphere!

August Temperature in Roura

In August in Roura, the average temperature is 27°C (80°F). Maximum temperatures can reach 32°C (91°F), while the minimum can dip as low as 22°C (71°F). This makes Roura a great destination for travelers seeking warm and pleasant weather.

August Weather in Roura: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Roura, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Roura, August typically has an average temperature of 27°C (80°F), with highs reaching up to 32°C (91°F) and lows dropping to around 22°C (71°F).

Data source: Temperature data for Roura generated using information from the Copernicus Climate Change Service.

August Precipitation in Roura

In Roura in August, the precipitation amount is 143 mm (5.6 in) distributed over 23 days.

August Precipitation Trends in Roura

The chart displays monthly precipitation patterns in Roura, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Roura, August typically receives around 143 mm (5.6 inches) of precipitation spread over approximately 23 days.

Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

August Humidity in Roura

In Roura in August humidity is 80%. With an average temperature of 27°C (80°F), this humidity feels like a warm, heavy blanket enveloping you, making outdoor activities feel more exhausting and sticky, and challenging you to stay hydrated while exploring.

August Average Humidity in Roura

This chart illustrates the average monthly humidity levels in Roura, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Roura is approximately 80%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Roura

In Roura in August, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in Roura.

Maximum UV Index Levels in Roura for August

The chart shows the monthly maximum UV Index (UVI) for Roura in August, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In August, the maximum UV index in Roura typically reaches 13, which falls under the extreme exposure category.

Data source: Roura August UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

How August Weather in Roura Compares to Other Months

Weather in Roura varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in Roura, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Roura, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	26°C (78°F)	229 mm (9.0 inches)	78%	extreme
February Weather	26°C (78°F)	204 mm (8.0 inches)	76%	extreme
March Weather	26°C (79°F)	190 mm (7.5 inches)	76%	extreme
April Weather	26°C (79°F)	384 mm (15.1 inches)	77%	extreme
May Weather	26°C (79°F)	576 mm (22.7 inches)	78%	extreme
June Weather	26°C (79°F)	443 mm (17.5 inches)	87%	extreme
July Weather	26°C (79°F)	327 mm (12.9 inches)	81%	extreme
August Weather	27°C (80°F)	143 mm (5.6 inches)	80%	extreme
September Weather	27°C (82°F)	95 mm (3.7 inches)	79%	extreme
October Weather	27°C (81°F)	99 mm (3.9 inches)	80%	extreme
November Weather	27°C (80°F)	239 mm (9.4 inches)	85%	extreme
December Weather	26°C (79°F)	367 mm (14.4 inches)	84%	extreme