January Weather in Arari, Brazil

Last updated: August 22, 2025

In January, the average temperature in Arari, Brazil hovers around 27°C (81°F). Expect comfortable evenings with a minimum temperature of 23°C (73°F), while daytime can heat up to a maximum of 35°C (95°F). Be prepared for some showers, as the region sees an average precipitation of 241 mm (9.5 in) spread over 24 days. Additionally, the air carries a high humidity level of 89%, creating a lush and vibrant atmosphere.

January Temperature in Arari

In January in Arari, the average temperature is 27°C (81°F), with a maximum that can reach 35°C (95°F) and a minimum that can drop to 23°C (73°F). This pleasant weather makes it an ideal time for outdoor activities and sightseeing.

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

The chart illustrates January temperature patterns in Arari, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Arari, January typically has an average temperature of 27°C (81°F), with highs reaching up to 35°C (95°F) and lows dropping to around 23°C (73°F).

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

January Precipitation in Arari

In Arari in January, the precipitation amount is 241 mm (9.5 in) over a span of 24 days.

January Precipitation Trends in Arari

The chart displays monthly precipitation patterns in Arari, 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 Arari, January typically receives around 241 mm (9.5 inches) of precipitation spread over approximately 24 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

January Humidity in Arari

In Arari in January humidity is 89%. With an average temperature of 27°C (81°F), this humidity feels like a wet blanket enveloping you, making outdoor activities challenging and travel a little less comfortable.

January Average Humidity in Arari

This chart illustrates the average monthly humidity levels in Arari, 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 Arari is approximately 89%, 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 Arari

In Arari in January, the maximum UV index reaches an alarming 15, which falls into the extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take precautions. For detailed information, you can check the Hourly UV Index in Arari.

Maximum UV Index Levels in Arari for January

The chart shows the monthly maximum UV Index (UVI) for Arari 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 Arari typically reaches 15, which falls under the extreme exposure category.

Data source: Arari 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 Arari Compares to Other Months

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

This table compares monthly weather conditions in Arari, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	27°C (81°F)	241 mm (9.5 inches)	89%	extreme
February Weather	27°C (81°F)	344 mm (13.5 inches)	90%	extreme
March Weather	27°C (81°F)	437 mm (17.2 inches)	90%	extreme
April Weather	27°C (81°F)	394 mm (15.5 inches)	92%	extreme
May Weather	28°C (82°F)	154 mm (6.1 inches)	89%	extreme
June Weather	28°C (82°F)	53 mm (2.1 inches)	79%	extreme
July Weather	28°C (82°F)	40 mm (1.6 inches)	64%	extreme
August Weather	28°C (83°F)	13 mm (0.5 inches)	55%	extreme
September Weather	29°C (85°F)	9 mm (0.4 inches)	51%	extreme
October Weather	29°C (85°F)	28 mm (1.1 inches)	53%	extreme
November Weather	29°C (84°F)	86 mm (3.4 inches)	60%	extreme
December Weather	28°C (83°F)	106 mm (4.2 inches)	78%	extreme