December Weather in Iracoubo, French Guiana

Last updated: August 23, 2025

In December, the average temperature in Iracoubo, French Guiana is a warm 26°C (79°F). Expect minimums around 23°C (74°F) and maximums reaching up to 30°C (86°F). With 79% humidity and precipitation totaling 269 mm (10.6 in) over 29 days, be prepared for a tropical experience!

December Temperature in Iracoubo

In December in Iracoubo, the average temperature is 26°C (79°F). Maximums can reach 30°C (86°F), while minimums can dip as low as 23°C (74°F). This mild climate makes it an ideal destination for travelers seeking warm and comfortable conditions.

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

The chart illustrates December temperature patterns in Iracoubo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Iracoubo, December typically has an average temperature of 26°C (79°F), with highs reaching up to 30°C (86°F) and lows dropping to around 23°C (74°F).

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

December Precipitation in Iracoubo

In Iracoubo in December, the total precipitation amount is 269 mm (10.6 in) spread over 29 days.

December Precipitation Trends in Iracoubo

The chart displays monthly precipitation patterns in Iracoubo, 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 Iracoubo, December typically receives around 269 mm (10.6 inches) of precipitation spread over approximately 29 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 Iracoubo

In Iracoubo in December humidity is 79%. With an average temperature of 26°C (79°F), this humidity feels like a warm, sticky embrace that can make outdoor activities feel exhausting. Travelers should be prepared for a heavy air that clings to the skin, making hydration essential while navigating the sights and sounds of the city.

December Average Humidity in Iracoubo

This chart illustrates the average monthly humidity levels in Iracoubo, 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 Iracoubo is approximately 79%, 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 Iracoubo

In Iracoubo in December, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Iracoubo.

Maximum UV Index Levels in Iracoubo for December

The chart shows the monthly maximum UV Index (UVI) for Iracoubo 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 Iracoubo typically reaches 11, which falls under the extreme exposure category.

Data source: Iracoubo 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 Iracoubo Compares to Other Months

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

This table compares monthly weather conditions in Iracoubo, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	26°C (79°F)	156 mm (6.1 inches)	70%	extreme
February Weather	26°C (79°F)	119 mm (4.7 inches)	66%	extreme
March Weather	26°C (79°F)	139 mm (5.5 inches)	66%	extreme
April Weather	26°C (80°F)	327 mm (12.9 inches)	66%	extreme
May Weather	26°C (80°F)	438 mm (17.3 inches)	68%	extreme
June Weather	26°C (80°F)	395 mm (15.6 inches)	86%	extreme
July Weather	27°C (80°F)	257 mm (10.1 inches)	76%	extreme
August Weather	27°C (82°F)	132 mm (5.2 inches)	65%	extreme
September Weather	28°C (82°F)	85 mm (3.3 inches)	62%	extreme
October Weather	27°C (82°F)	74 mm (2.9 inches)	63%	extreme
November Weather	27°C (81°F)	202 mm (7.9 inches)	74%	extreme
December Weather	26°C (79°F)	269 mm (10.6 inches)	79%	extreme