December weather forecastPonta Porã, Brazil

Weather in December

December, the first month of the summer in Ponta Porã, is still a warm month, with temperature in the range of an average low of 20.1°C (68.2°F) and an average high of 29.6°C (85.3°F).

Temperature

A minor adjustment in Ponta Porã's average high-temperature is noted with the start of December, touching a still moderately hot 29.6°C (85.3°F) from November's 29.7°C (85.5°F). An average temperature of 20.1°C (68.2°F) is recorded in Ponta Porã during the nights in December.

Heat index

December's mean heat index is appraised at a torrid 36°C (96.8°F). Extra precautions are necessary, heat cramps and heat exhaustion are plausible outcomes. Extended activity could lead to heatstroke.
In the scope of the heat index, its values resonate with shade and light wind conditions. The heat index might be elevated by 15 Fahrenheit (8 Celsius) degrees due to direct sun exposure.
Note: The heat index, also known as 'real feel' or 'apparent temperature', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. The impression of weather on a person can be swayed by additional aspects, including metabolic variations, pregnancy, and activity levels. Being under direct sunshine can magnify the heat experience, possibly pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to babies and toddlers. Children often miss understanding the importance of rest and rehydration. Thirst usually appears late during dehydration - therefore, maintaining hydration, particularly during long physical activities, is essential.
Perspiring is a crucial mechanism for the human body, allowing it to release excessive warmth through evaporating sweat. An increase in relative humidity retards evaporation, subsequently reducing the body's heat removal rate and leading to a sensation of being overly warm. Heat-related challenges, like dehydration, can be anticipated when body heat isn't managed effectively.

Humidity

The average relative humidity in December in Ponta Porã is 80%.

Rainfall

December is the month with the most rainfall in Ponta Porã. Rain falls for 26.1 days and accumulates 164mm (6.46") of precipitation.

Daylight

With an average of 13h and 30min of daylight, December has the longest days of the year in Ponta Porã.
On the first day of the month, sunrise is at 04:49 and sunset at 18:14. On the last day of December, sunrise is at 05:01 and sunset at 18:30 -04.

Sunshine

In Ponta Porã, Brazil, the average sunshine in December is 9.3h.

UV index

The months with the highest UV index are January, March, July through December, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high threat to health from exposure to the Sun's UV radiation for the average person.
Note: A maximum daily UV index of 6 during December morphs into the following directions:
Deter overexposure. Protecting against the sun's effects is essential. The Sun's UV radiation is most intense from 10 a.m. to 4 p.m. Try to avoid direct sun exposure during these hours. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.