December weather forecast and climate
Paranaguá, Brazil

December, the first month of the summer, in Paranaguá, is still a warm month, with average temperature fluctuating between 20.2°C (68.4°F) and 28.5°C (83.3°F).

Temperature

In Paranaguá, the average high-temperature is practically the same as in November - a still moderately hot 28.5°C (83.3°F). In Paranaguá, the average low-temperature is 20.2°C (68.4°F).

Heat index

The average heat index is estimated at a tropical 33.8°C (92.8°F). Take special precautions - heat exhaustion and heat cramps are expected. Heatstroke may occur with lengthy activity.
Take into consideration that the heat index values are calculated for shade and light wind conditions. With the exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature', 'felt air temperature', 'feels like', or 'real feel', is a measure that combines both air temperature and relative humidity into a single value that indicates how hot the weather feels. Additional factors like metabolic differences, wind, clothing, and activity influence one's weather impression. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.

Humidity

Months with the lowest humidity are January, February and December, with an average relative humidity of 82%.

Rainfall

In Paranaguá, it is raining for 21.6 days, with typically 107mm (4.21") of accumulated precipitation. Throughout the year, in Paranaguá, Brazil, there are 204.4 rainfall days, and 1031mm (40.59") of precipitation is accumulated.

Sea temperature

In Paranaguá, the average seawater temperature is 24.8°C (76.6°F).
Note: For individuals prone to feeling cold, swimming in 23°C (73.4°F) is still regarded as intolerable. A wetsuit is not a necessity, but sunshine, wind, and air temperature are essential factors for relishing swimming at 24.8°C (76.6°F).

Daylight

The month with the longest days in Paranaguá is December, with an average of 13.7h of daylight.

Sunshine

In December, the average sunshine in Paranaguá, Brazil, is 6.6h.

UV index

Months with the highest UV index are January through March, November and December, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to the UV radiation for the ordinary person.
Note: In December, the average maximum UV index of 6 translate into the following recommendations:
Take precautions against overexposure. Protection against sun damage is needed. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Beware! The reflection of water and sand dramatically increases exposure to the UV rays.

What is the temperature in December in Paranaguá?

In December, in Paranaguá, Brazil, the average high-temperature is 28.5°C (83.3°F), and the average low-temperature is 20.2°C (68.4°F). The average heat index (a.k.a. 'felt air temperature', 'feels like'), that combines relative humidity and air temperature, in December is appraised at 33.8°C (92.8°F).

What are the least humid months in Paranaguá?

January, February and December, with an average relative humidity of 82%, are the least humid months in Paranaguá.

What is the average humidity in December in Paranaguá?

In December, the average relative humidity in Paranaguá, Brazil, is 82%.

How many days does it rain in December in Paranaguá?

In Paranaguá, Brazil, during December, the rain falls for 21.6 days and regularly aggregates up to 107mm (4.21") of precipitation.

What is the water temperature in December in Paranaguá?

In December, the average sea temperature in Paranaguá is 24.8°C (76.6°F). For individuals prone to feeling cold, swimming in 23°C (73.4°F) is still regarded as intolerable. A wetsuit is not a necessity, but sunshine, wind, and air temperature are essential factors for relishing swimming at 24.8°C (76.6°F).

When are the longest days in Paranaguá?

December has the longest days of the year in Paranaguá, Brazil, with an average of 13.7h of daylight.

How many hours of daylight does Paranaguá have in December?

In Paranaguá, Brazil, the average length of the day in December is 13.7h.

How many hours of sunshine does Paranaguá have in December?

In December, the average sunshine in Paranaguá is 6.6h.

What are the months with the highest UV index in Paranaguá?

Months with the highest UV index are January through March, November and December, with an average maximum UV index of 6.

What is the UV index intensity in December in Paranaguá?

In Paranaguá, Brazil, the average daily maximum UV index in December is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from unsafe exposure to the Sun's UV rays.
Average temperature in December - Paranaguá, Brazil
  • Average high temperature in December: 28.5°C

The warmest month (with the highest average high temperature) is January (29.4°C).
The month with the lowest average high temperature is July (21.3°C).

  • Average low temperature in December: 20.2°C

The month with the highest average low temperature is January (21.3°C).
The coldest month (with the lowest average low temperature) is July (14.1°C).

Average humidity in December - Paranaguá, Brazil
  • Average humidity in December: 82%

Months with the highest relative humidity are May, June and July (85%).
Months with the lowest relative humidity are January, February and December (82%).

Average rainfall in December - Paranaguá, Brazil
  • Average rainfall in December: 107mm

The wettest month (with the highest rainfall) is February (141mm).
The driest months (with the least rainfall) are April and August (56mm).

Average rainfall days in December - Paranaguá, Brazil
  • Average rainfall days in December: 21.6 days

The month with the highest number of rainy days is January (23.3 days).
The month with the least rainy days is August (11.6 days).

Average sea temperature in December - Paranaguá, Brazil
  • Average sea temperature in December: 24.8°C

The best month for swimming (with the highest average sea temperature) is February (26.8°C).
The coldest month (with the lowest average sea temperature) is August (18.8°C).

Average daylight in December / Average sunshine in December - Paranaguá, Brazil
  • Average daylight in December: 13.7h

The month with the longest days is December (Average daylight: 13.7h).
The month with the shortest days is June (Average daylight: 10.6h).

  • Average sunshine in December: 6.6h

Months with the most sunshine are January, April and August (Average sunshine: 6.9h).
Months with the least sunshine are October and November (Average sunshine: 6.1).

Average UV index in December - Paranaguá, Brazil
  • Average UV index in December: 6

Months with the highest UV index are January, February, March, November and December (UV index 6).
Months with the lowest UV index are April, May, June, July, August, September and October (UV index 5).