October Weather in Iuna, Brazil

Last updated: August 22, 2025

In October, the average temperature in Iuna, Brazil hovers around 22°C (72°F), offering a pleasant climate for visitors. Temperatures can vary, with a minimum of 13°C (55°F) and a maximum reaching up to 36°C (96°F). Be prepared for some rain, as the area experiences approximately 111 mm (4.4 in) of precipitation over 14 days. With an average humidity of 66%, the air can feel quite humid, adding to the tropical atmosphere.

October Temperature in Iuna

In October in Iuna, the average temperature is 22°C (72°F), with maximums reaching up to 36°C (96°F) and minimums dropping as low as 13°C (55°F). This makes Iuna a great destination for travelers seeking pleasant weather and the opportunity to enjoy a variety of outdoor activities.

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

The chart illustrates October 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, October typically has an average temperature of 22°C (72°F), with highs reaching up to 36°C (96°F) and lows dropping to around 13°C (55°F).

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

October Precipitation in Iuna

In Iuna in October, the precipitation amount is 111 mm (4.4 in) during 14 days, indicating a significant amount of rainfall for that period.

October Precipitation Trends in Iuna

The chart displays monthly precipitation patterns in Iuna, with values for each month alongside October’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October’s conditions compare to those of other months. In Iuna, October typically receives around 111 mm (4.4 inches) of precipitation spread over approximately 14 days.

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

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Millimeters (mm) Inches (in)

October Humidity in Iuna

In Iuna in October, humidity is 66%. With an average temperature of 22°C (72°F), this humidity feels like walking through a warm, enveloping blanket, making it essential to stay hydrated while exploring the sights and taking regular breaks in shaded areas.

October Average Humidity in Iuna

This chart illustrates the average monthly humidity levels in Iuna, with October’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In October, average humidity in Iuna is approximately 66%, offering insight into how humid the weather typically is during this month.

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

October UV Index in Iuna

In Iuna in October, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in Iuna, you can check here.

Maximum UV Index Levels in Iuna for October

The chart shows the monthly maximum UV Index (UVI) for Iuna in October, 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 October, the maximum UV index in Iuna typically reaches 14, which falls under the extreme exposure category.

Data source: Iuna October 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 October 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 October’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 October’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