January Weather in Iuna, Brazil

Last updated: August 22, 2025

In Iuna, Brazil, the average temperature in January is a pleasant 24°C (75°F). During this time, you can expect temperatures to range from a cool 17°C (63°F) to a warm 33°C (92°F). With an average humidity of 80%, the air may feel a bit muggy while you'll likely experience 76 mm (3.0 in) of precipitation over 9 days.

January Temperature in Iuna

In January in Iuna, the average temperature is 24°C (75°F). Maximums can reach 33°C (92°F) and minimums can be as low as 17°C (63°F). This pleasant climate makes it an ideal time for traveling and exploring the beauty of Iuna.

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

The chart illustrates January temperature patterns in Iuna, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Iuna, January typically has an average temperature of 24°C (75°F), with highs reaching up to 33°C (92°F) and lows dropping to around 17°C (63°F).

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

January Precipitation in Iuna

In Iuna in January, the precipitation amount is 76 mm (3.0 in) spread over a period of 9 days.

January Precipitation Trends in Iuna

The chart displays monthly precipitation patterns in Iuna, 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 Iuna, January typically receives around 76 mm (3.0 inches) of precipitation spread over approximately 9 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 Iuna

In Iuna in January humidity is 80%. With an average temperature of 24°C (75°F), this humidity feels like a warm, sticky blanket enveloping you, making travel slightly uncomfortable as sweat clings to your skin and the air feels thick, urging you to seek shade and hydration frequently.

January Average Humidity in Iuna

This chart illustrates the average monthly humidity levels in Iuna, 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 Iuna is approximately 80%, 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 Iuna

In Iuna in January, the maximum UV index is 16, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, making it crucial to take protective measures. For detailed information, you can refer to the Hourly UV Index in Iuna.

Maximum UV Index Levels in Iuna for January

The chart shows the monthly maximum UV Index (UVI) for Iuna 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 Iuna typically reaches 16, which falls under the extreme exposure category.

Data source: Iuna 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 Iuna Compares to Other Months

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

This table compares monthly weather conditions in Iuna, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	24°C (75°F)	76 mm (3.0 inches)	80%	extreme
February Weather	23°C (74°F)	168 mm (6.6 inches)	85%	extreme
March Weather	23°C (74°F)	120 mm (4.7 inches)	86%	extreme
April Weather	22°C (71°F)	57 mm (2.3 inches)	85%	extreme
May Weather	20°C (67°F)	37 mm (1.5 inches)	82%	very high
June Weather	19°C (66°F)	11 mm (0.4 inches)	81%	high
July Weather	18°C (64°F)	10 mm (0.4 inches)	79%	very high
August Weather	18°C (65°F)	19 mm (0.7 inches)	75%	very high
September Weather	21°C (70°F)	29 mm (1.1 inches)	72%	extreme
October Weather	22°C (72°F)	111 mm (4.4 inches)	66%	extreme
November Weather	21°C (71°F)	163 mm (6.4 inches)	69%	extreme
December Weather	23°C (73°F)	176 mm (6.9 inches)	72%	extreme