December Weather in Rio Novo do Sul, Brazil

Last updated: August 22, 2025

In December, the average temperature in Rio Novo do Sul, Brazil hovers around 24°C (76°F). Expect a range from a refreshing 14°C (58°F) to a warm 34°C (93°F). With 185 mm (7.3 in) of precipitation spread over 18 days, you might want to pack an umbrella. The average humidity sits at a comfortable 72%, making it a delightful time to experience all that this destination has to offer!

December Temperature in Rio Novo do Sul

In December in Rio Novo do Sul, the average temperature is 24°C (76°F). The maximum can reach 34°C (93°F), while the minimum can be as low as 14°C (58°F). This pleasant climate makes Rio Novo do Sul an ideal destination for travelers seeking mild weather and outdoor activities.

December Weather in Rio Novo do Sul: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Rio Novo do Sul, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rio Novo do Sul, December typically has an average temperature of 24°C (76°F), with highs reaching up to 34°C (93°F) and lows dropping to around 14°C (58°F).

Data source: Temperature data for Rio Novo do Sul generated using information from the Copernicus Climate Change Service.

December Precipitation in Rio Novo do Sul

In Rio Novo do Sul in December, the total precipitation amount is 185 mm (7.3 in) spread over 18 days.

December Precipitation Trends in Rio Novo do Sul

The chart displays monthly precipitation patterns in Rio Novo do Sul, with values for each month alongside December’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December’s conditions compare to those of other months. In Rio Novo do Sul, December typically receives around 185 mm (7.3 inches) of precipitation spread over approximately 18 days.

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

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Millimeters (mm) Inches (in)

December Humidity in Rio Novo do Sul

In Rio Novo do Sul in December humidity is 72%. With an average temperature of 24°C (76°F), this humidity feels like a warm, muggy embrace that can make outdoor activities a bit uncomfortable, so travelers should stay hydrated and plan for frequent breaks in the shade.

December Average Humidity in Rio Novo do Sul

This chart illustrates the average monthly humidity levels in Rio Novo do Sul, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Rio Novo do Sul is approximately 72%, offering insight into how humid the weather typically is during this month.

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

December UV Index in Rio Novo do Sul

In Rio Novo do Sul in December, 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 Rio Novo do Sul.

Maximum UV Index Levels in Rio Novo do Sul for December

The chart shows the monthly maximum UV Index (UVI) for Rio Novo do Sul in December, 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 December, the maximum UV index in Rio Novo do Sul typically reaches 15, which falls under the extreme exposure category.

Data source: Rio Novo do Sul December 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 December Weather in Rio Novo do Sul Compares to Other Months

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

This table compares monthly weather conditions in Rio Novo do Sul, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	26°C (79°F)	86 mm (3.4 inches)	80%	extreme
February Weather	25°C (78°F)	165 mm (6.5 inches)	85%	extreme
March Weather	25°C (77°F)	139 mm (5.5 inches)	86%	extreme
April Weather	23°C (74°F)	92 mm (3.6 inches)	85%	extreme
May Weather	21°C (70°F)	63 mm (2.5 inches)	82%	very high
June Weather	21°C (69°F)	42 mm (1.7 inches)	81%	high
July Weather	19°C (67°F)	27 mm (1.1 inches)	79%	very high
August Weather	20°C (68°F)	56 mm (2.2 inches)	75%	very high
September Weather	22°C (72°F)	71 mm (2.8 inches)	72%	extreme
October Weather	23°C (74°F)	125 mm (4.9 inches)	66%	extreme
November Weather	23°C (73°F)	164 mm (6.5 inches)	69%	extreme
December Weather	24°C (76°F)	185 mm (7.3 inches)	72%	extreme