January Weather in Mana, French Guiana

Last updated: August 23, 2025

In Mana, French Guiana, the average temperature in January is a pleasant 26°C (79°F). You can expect temperatures to vary, with a minimum of 24°C (75°F) and a maximum of 28°C (83°F). Be prepared for moderate rainfall, as the area experiences about 170 mm (6.7 in) of precipitation over 23 days. Additionally, the average humidity sits comfortably at 70%, creating a warm and inviting atmosphere.

January Temperature in Mana

In January in Mana, the average temperature is a pleasant 26°C (79°F). Maximums can reach up to 28°C (83°F), while minimums can dip to as low as 24°C (75°F). This mild climate makes it an ideal time to explore and enjoy outdoor activities.

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

The chart illustrates January temperature patterns in Mana, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mana, January typically has an average temperature of 26°C (79°F), with highs reaching up to 28°C (83°F) and lows dropping to around 24°C (75°F).

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

January Precipitation in Mana

In Mana in January, the precipitation amount is 170 mm (6.7 in) over the course of 23 days.

January Precipitation Trends in Mana

The chart displays monthly precipitation patterns in Mana, 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 Mana, January typically receives around 170 mm (6.7 inches) of precipitation spread over approximately 23 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 Mana

In Mana in January, humidity is 70%. With an average temperature of 26°C (79°F), this humidity feels like a warm blanket enveloping you, making outdoor adventures a bit sticky but also invigorating, requiring frequent breaks to hydrate and cool off.

January Average Humidity in Mana

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

In Mana 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 Mana.

Maximum UV Index Levels in Mana for January

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

Data source: Mana 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 Mana Compares to Other Months

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

This table compares monthly weather conditions in Mana, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	26°C (79°F)	170 mm (6.7 inches)	70%	extreme
February Weather	26°C (79°F)	125 mm (4.9 inches)	66%	extreme
March Weather	26°C (79°F)	154 mm (6.1 inches)	66%	extreme
April Weather	26°C (80°F)	348 mm (13.7 inches)	66%	extreme
May Weather	26°C (79°F)	417 mm (16.4 inches)	68%	extreme
June Weather	26°C (79°F)	384 mm (15.1 inches)	86%	extreme
July Weather	26°C (80°F)	231 mm (9.1 inches)	76%	extreme
August Weather	27°C (81°F)	86 mm (3.4 inches)	65%	extreme
September Weather	27°C (81°F)	52 mm (2.0 inches)	62%	extreme
October Weather	27°C (82°F)	61 mm (2.4 inches)	63%	extreme
November Weather	27°C (81°F)	172 mm (6.8 inches)	74%	extreme
December Weather	26°C (79°F)	268 mm (10.6 inches)	79%	extreme