January Weather in Ourinhos, Brazil

Last updated: August 22, 2025

In January, the average temperature in Ourinhos, Brazil is a pleasant 25°C (78°F). However, be prepared for fluctuations, as temperatures can dip to a minimum of 17°C (63°F) or soar to a maximum of 36°C (97°F). Rainfall is quite common during this month, with an average precipitation of 188 mm (7.4 in) over 18 days, leading to an average humidity level of 88%.

January Temperature in Ourinhos

In January in Ourinhos, the average temperature is 25°C (78°F), with maximums reaching 36°C (97°F) and minimums dropping to as low as 17°C (63°F). This pleasant climate makes Ourinhos an ideal destination for travelers looking to enjoy warm weather activities during this time.

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

The chart illustrates January temperature patterns in Ourinhos, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ourinhos, January typically has an average temperature of 25°C (78°F), with highs reaching up to 36°C (97°F) and lows dropping to around 17°C (63°F).

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

January Precipitation in Ourinhos

In Ourinhos in January, the total precipitation amount is 188 mm (7.4 in), which occurs over the course of 18 days.

January Precipitation Trends in Ourinhos

The chart displays monthly precipitation patterns in Ourinhos, 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 Ourinhos, January typically receives around 188 mm (7.4 inches) of precipitation spread over approximately 18 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 Ourinhos

In Ourinhos in January, humidity is 88%. With an average temperature of 25°C (78°F), this humidity feels like a warm, heavy blanket enveloping you, making outdoor activities a sweat-drenched challenge and prompting frequent breaks in the shade to cool off.

January Average Humidity in Ourinhos

This chart illustrates the average monthly humidity levels in Ourinhos, 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 Ourinhos is approximately 88%, 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 Ourinhos

In Ourinhos 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 Ourinhos.

Maximum UV Index Levels in Ourinhos for January

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

Data source: Ourinhos 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 Ourinhos Compares to Other Months

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

This table compares monthly weather conditions in Ourinhos, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	25°C (78°F)	188 mm (7.4 inches)	88%	extreme
February Weather	25°C (77°F)	132 mm (5.2 inches)	87%	extreme
March Weather	25°C (77°F)	90 mm (3.5 inches)	86%	extreme
April Weather	23°C (74°F)	43 mm (1.7 inches)	82%	extreme
May Weather	21°C (69°F)	47 mm (1.9 inches)	76%	very high
June Weather	20°C (68°F)	41 mm (1.6 inches)	71%	high
July Weather	19°C (67°F)	16 mm (0.6 inches)	67%	high
August Weather	20°C (68°F)	57 mm (2.2 inches)	59%	very high
September Weather	24°C (75°F)	29 mm (1.1 inches)	54%	extreme
October Weather	24°C (75°F)	108 mm (4.3 inches)	50%	extreme
November Weather	24°C (76°F)	102 mm (4.0 inches)	74%	extreme
December Weather	25°C (77°F)	127 mm (5.0 inches)	83%	extreme