December Weather in Tonate, French Guiana

Last updated: August 23, 2025

In December, the average temperature in Tonate, French Guiana reaches a pleasant 26°C (79°F). Expect a minimum of 23°C (73°F) and a maximum of 31°C (87°F), making it a wonderfully warm time of year. However, be prepared for some rain, as precipitation totals around 343 mm (13.5 in) over 29 days, with an average humidity of 79%.

December Temperature in Tonate

In December in Tonate, the average temperature is 26°C (79°F), with maximums reaching 31°C (87°F) and minimums dropping to as low as 23°C (73°F). This pleasant climate makes it an ideal destination for travelers seeking warm weather and comfortable conditions.

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

The chart illustrates December temperature patterns in Tonate, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Tonate, December typically has an average temperature of 26°C (79°F), with highs reaching up to 31°C (87°F) and lows dropping to around 23°C (73°F).

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

December Precipitation in Tonate

In Tonate in December, the total precipitation amount is 343 mm (13.5 in) spread over the course of 29 days.

December Precipitation Trends in Tonate

The chart displays monthly precipitation patterns in Tonate, 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 Tonate, December typically receives around 343 mm (13.5 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 Tonate

In Tonate 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 Tonate

This chart illustrates the average monthly humidity levels in Tonate, 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 Tonate 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 Tonate

In Tonate 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 Tonate.

Maximum UV Index Levels in Tonate for December

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

Data source: Tonate 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 Tonate Compares to Other Months

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

This table compares monthly weather conditions in Tonate, 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 (78°F)	203 mm (8.0 inches)	70%	extreme
February Weather	26°C (79°F)	172 mm (6.8 inches)	66%	extreme
March Weather	26°C (79°F)	202 mm (7.9 inches)	66%	extreme
April Weather	26°C (79°F)	377 mm (14.9 inches)	66%	extreme
May Weather	26°C (79°F)	555 mm (21.9 inches)	68%	extreme
June Weather	26°C (79°F)	447 mm (17.6 inches)	86%	extreme
July Weather	26°C (79°F)	300 mm (11.8 inches)	76%	extreme
August Weather	27°C (81°F)	150 mm (5.9 inches)	65%	extreme
September Weather	27°C (82°F)	96 mm (3.8 inches)	62%	extreme
October Weather	27°C (82°F)	80 mm (3.2 inches)	63%	extreme
November Weather	27°C (80°F)	229 mm (9.0 inches)	74%	extreme
December Weather	26°C (79°F)	343 mm (13.5 inches)	79%	extreme