May Weather in Roura, French Guiana

Last updated: August 23, 2025

In Roura, French Guiana, the average temperature in May hovers around 26°C (79°F), with a pleasant range from a minimum of 23°C (74°F) to a maximum of 31°C (88°F). Expect a fair amount of rainfall, with 576 mm (22.7 in) over the span of 30 days, and keep in mind the average humidity is relatively high at 78%.

May Temperature in Roura

In May in Roura, the average temperature is 26°C (79°F). Maximums can reach 31°C (88°F), while minimums can drop to as low as 23°C (74°F). This pleasant climate makes Roura an ideal destination for travelers seeking warm weather and outdoor activities.

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

The chart illustrates May 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, May typically has an average temperature of 26°C (79°F), with highs reaching up to 31°C (88°F) and lows dropping to around 23°C (74°F).

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

May Precipitation in Roura

In Roura in May, the total precipitation amount is 576 mm (22.7 in) over the course of 30 days.

May Precipitation Trends in Roura

The chart displays monthly precipitation patterns in Roura, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Roura, May typically receives around 576 mm (22.7 inches) of precipitation spread over approximately 30 days.

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

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Millimeters (mm) Inches (in)

May Humidity in Roura

In Roura in May, humidity is 78%. With an average temperature of 26°C (79°F), this humidity feels like a heavy blanket wrapping around you, making travel a bit sluggish as the air hangs thick, leaving you in need of frequent breaks to hydrate and find shade.

May Average Humidity in Roura

This chart illustrates the average monthly humidity levels in Roura, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Roura is approximately 78%, offering insight into how humid the weather typically is during this month.

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

May UV Index in Roura

In Roura in May, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in Roura, you can check here.

Maximum UV Index Levels in Roura for May

The chart shows the monthly maximum UV Index (UVI) for Roura in May, 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 May, the maximum UV index in Roura typically reaches 14, which falls under the extreme exposure category.

Data source: Roura May 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 May 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 May’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 May’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