January Weather in Apatou, French Guiana

Last updated: August 23, 2025

In Apatou, French Guiana, the average temperature in January hovers around 25°C (78°F). Expect minimums of 19°C (66°F) and maximums reaching 33°C (92°F). With an average humidity of 70%, the weather can feel quite warm and muggy. Be prepared for precipitation, as you may experience about 125 mm (4.9 in) of rain over 17 days during the month.

January Temperature in Apatou

In January in Apatou, the average temperature is 25°C (78°F), with maximums reaching up to 33°C (92°F) and minimums dropping as low as 19°C (66°F). This pleasant climate makes it an ideal time for travelers to explore and enjoy all that Apatou has to offer.

January Weather in Apatou: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Apatou, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Apatou, January typically has an average temperature of 25°C (78°F), with highs reaching up to 33°C (92°F) and lows dropping to around 19°C (66°F).

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

January Precipitation in Apatou

In Apatou in January, the precipitation amount is 125 mm (4.9 in) spread over 17 days.

January Precipitation Trends in Apatou

The chart displays monthly precipitation patterns in Apatou, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In Apatou, January typically receives around 125 mm (4.9 inches) of precipitation spread over approximately 17 days.

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

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Millimeters (mm) Inches (in)

January Humidity in Apatou

In Apatou in January humidity is 70%. With an average temperature of 25°C (78°F), this humidity feels like a warm embrace, making traveling feel both sultry and invigorating as the air wraps around you, encouraging slower-paced exploration amidst the vibrant surroundings.

January Average Humidity in Apatou

This chart illustrates the average monthly humidity levels in Apatou, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in Apatou is approximately 70%, offering insight into how humid the weather typically is during this month.

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

January UV Index in Apatou

In Apatou in January, 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 Apatou.

Maximum UV Index Levels in Apatou for January

The chart shows the monthly maximum UV Index (UVI) for Apatou in January, 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 January, the maximum UV index in Apatou typically reaches 13, which falls under the extreme exposure category.

Data source: Apatou January 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 January Weather in Apatou Compares to Other Months

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

This table compares monthly weather conditions in Apatou, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	25°C (78°F)	125 mm (4.9 inches)	70%	extreme
February Weather	26°C (78°F)	102 mm (4.0 inches)	66%	extreme
March Weather	26°C (79°F)	106 mm (4.2 inches)	66%	extreme
April Weather	26°C (79°F)	257 mm (10.1 inches)	66%	extreme
May Weather	26°C (79°F)	432 mm (17.0 inches)	68%	extreme
June Weather	26°C (79°F)	340 mm (13.4 inches)	86%	extreme
July Weather	26°C (79°F)	256 mm (10.1 inches)	76%	extreme
August Weather	27°C (80°F)	132 mm (5.2 inches)	65%	extreme
September Weather	27°C (82°F)	96 mm (3.8 inches)	62%	extreme
October Weather	28°C (82°F)	63 mm (2.5 inches)	63%	extreme
November Weather	27°C (80°F)	165 mm (6.5 inches)	74%	extreme
December Weather	26°C (78°F)	223 mm (8.8 inches)	79%	extreme