January Weather in Porto Walter, Brazil

Last updated: August 22, 2025

In January, the average temperature in Porto Walter, Brazil is a warm 26°C (79°F), with minimums dipping to 21°C (70°F) and maximums soaring up to 34°C (94°F). Visitors should be prepared for frequent rain, as the area typically receives about 250 mm (9.9 in) of precipitation over 23 days. Moreover, average humidity hovers around a balmy 85%, creating a tropical atmosphere perfect for lush landscapes and vibrant culture.

January Temperature in Porto Walter

In January in Porto Walter, the average temperature is 26°C (79°F), with maximums reaching 34°C (94°F) and minimums as low as 21°C (70°F). It's a great time to visit for warm-weather activities and outdoor exploration.

January Weather in Porto Walter: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Porto Walter, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Porto Walter, January typically has an average temperature of 26°C (79°F), with highs reaching up to 34°C (94°F) and lows dropping to around 21°C (70°F).

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

January Precipitation in Porto Walter

In Porto Walter in January, the precipitation amount is 250 mm (9.9 in) spread over a duration of 23 days.

January Precipitation Trends in Porto Walter

The chart displays monthly precipitation patterns in Porto Walter, 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 Porto Walter, January typically receives around 250 mm (9.9 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 Porto Walter

In Porto Walter in January, humidity is 85%. With an average temperature of 26°C (79°F), this humidity feels like a heavy blanket enveloping you, making outdoor activities feel stifling and exhausting for travelers.

January Average Humidity in Porto Walter

This chart illustrates the average monthly humidity levels in Porto Walter, 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 Porto Walter is approximately 85%, 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 Porto Walter

In Porto Walter 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 Porto Walter.

Maximum UV Index Levels in Porto Walter for January

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

Data source: Porto Walter 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 Porto Walter Compares to Other Months

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

This table compares monthly weather conditions in Porto Walter, 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)	250 mm (9.9 inches)	85%	extreme
February Weather	26°C (79°F)	294 mm (11.6 inches)	82%	extreme
March Weather	26°C (78°F)	308 mm (12.1 inches)	86%	extreme
April Weather	26°C (78°F)	214 mm (8.4 inches)	88%	extreme
May Weather	25°C (78°F)	118 mm (4.7 inches)	82%	extreme
June Weather	25°C (77°F)	82 mm (3.2 inches)	67%	extreme
July Weather	25°C (77°F)	50 mm (1.9 inches)	48%	extreme
August Weather	26°C (79°F)	74 mm (2.9 inches)	39%	extreme
September Weather	27°C (80°F)	103 mm (4.1 inches)	40%	extreme
October Weather	26°C (80°F)	190 mm (7.5 inches)	51%	extreme
November Weather	26°C (79°F)	240 mm (9.5 inches)	74%	extreme
December Weather	26°C (79°F)	242 mm (9.5 inches)	89%	extreme