December Weather in Maripasoula, French Guiana

Last updated: August 23, 2025

The average temperature in Maripasoula, French Guiana during December hovers around 26°C (78°F), with a minimum dipping to 19°C (67°F) and a maximum soaring to 36°C (96°F). Expect about 220 mm (8.7 in) of precipitation spread across 26 days, resulting in an average humidity level of 76%. Stay prepared for a warm, yet occasionally rainy month!

December Temperature in Maripasoula

In December in Maripasoula, the average temperature is 26°C (78°F). Maximums can reach 36°C (96°F), while minimums can drop as low as 19°C (67°F). This makes it a great time for travelers looking to enjoy warm weather while staying comfortable in the evenings.

December Weather in Maripasoula: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Maripasoula, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Maripasoula, December typically has an average temperature of 26°C (78°F), with highs reaching up to 36°C (96°F) and lows dropping to around 19°C (67°F).

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

December Precipitation in Maripasoula

In Maripasoula in December, the precipitation amount is 220 mm (8.7 in) over the course of 26 days.

December Precipitation Trends in Maripasoula

The chart displays monthly precipitation patterns in Maripasoula, with values for each month alongside December’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December’s conditions compare to those of other months. In Maripasoula, December typically receives around 220 mm (8.7 inches) of precipitation spread over approximately 26 days.

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

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Millimeters (mm) Inches (in)

December Humidity in Maripasoula

In Maripasoula in December humidity is 76%. With an average temperature of 26°C (78°F), this humidity feels like a warm, tropical embrace, making travel feel like a stroll through a steamy rainforest, where the air clings to your skin and every step can leave you drenched, yet there's a certain charm in the lush scenery and vibrant life all around.

December Average Humidity in Maripasoula

This chart illustrates the average monthly humidity levels in Maripasoula, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Maripasoula is approximately 76%, offering insight into how humid the weather typically is during this month.

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

December UV Index in Maripasoula

In Maripasoula in December, the maximum UV index is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, you can check the Hourly UV Index in Maripasoula.

Maximum UV Index Levels in Maripasoula for December

The chart shows the monthly maximum UV Index (UVI) for Maripasoula in December, 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 December, the maximum UV index in Maripasoula typically reaches 12, which falls under the extreme exposure category.

Data source: Maripasoula December 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 December Weather in Maripasoula Compares to Other Months

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

This table compares monthly weather conditions in Maripasoula, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	25°C (77°F)	152 mm (6.0 inches)	64%	extreme
February Weather	25°C (77°F)	128 mm (5.0 inches)	55%	extreme
March Weather	26°C (78°F)	147 mm (5.8 inches)	53%	extreme
April Weather	25°C (78°F)	306 mm (12.1 inches)	54%	extreme
May Weather	25°C (78°F)	376 mm (14.8 inches)	62%	extreme
June Weather	25°C (78°F)	282 mm (11.1 inches)	86%	extreme
July Weather	26°C (78°F)	187 mm (7.4 inches)	64%	extreme
August Weather	26°C (80°F)	90 mm (3.6 inches)	51%	extreme
September Weather	28°C (82°F)	55 mm (2.2 inches)	48%	extreme
October Weather	28°C (83°F)	29 mm (1.2 inches)	48%	extreme
November Weather	27°C (81°F)	105 mm (4.1 inches)	56%	extreme
December Weather	26°C (78°F)	220 mm (8.7 inches)	76%	extreme