December weather forecast
Baixo Guandu, Brazil

The first month of the summer, December, is still a warm month in Baixo Guandu, Brazil, with an average temperature fluctuating between 29.3°C (84.7°F) and 19.8°C (67.6°F).

Temperature

As Baixo Guandu welcomes December, the average high-temperature stabilizes at a still warm 29.3°C (84.7°F), showing little deviation from November's 28.9°C (84°F). An average nighttime temperature of 19.8°C (67.6°F) is noted during the month of December.

Heat index

The heat index for December is calculated to be a fiery hot 37°C (98.6°F). Ensure extra safety measures, heat exhaustion and heat cramps are likely. Continuous activity might result in heatstroke.
Metrics for the heat index primarily focus on shaded spots and light wind conditions. Under direct sunshine, the heat index values might be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', is a fusion of air temperature and moisture levels to demonstrate the sensation of heat. Depending on the activity and the individual's heat perception, which may vary due to factors including wind, clothing, and metabolic variations, this effect remains subjective. Consider the sun's direct rays and their impact; they can potentially increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. Children frequently underestimate the importance of resting and drinking fluids. Thirst is a symptom of advanced dehydration - hence the need to hydrate regularly, especially during protracted physical exercises.
Perspiration and the resultant sweat evaporation are the body's natural thermostat, helping regulate temperature. When relative humidity is at high levels, the evaporation rate lessens, causing the body to keep more heat than it would in less humid conditions. When body heat isn't effectively managed, risks of dehydration and overheating amplify.

Humidity

The months with the highest humidity in Baixo Guandu are April and December, with an average relative humidity of 84%.

Rainfall

The month with the most rainfall is December, when the rain falls for 18.9 days and typically aggregates up to 121mm (4.76") of precipitation.

Daylight

December has the longest days of the year in Baixo Guandu, with an average of 13h and 18min of daylight.
On the first day of the month, sunrise is at 04:56 and sunset at 18:10. On the last day of December, sunrise is at 05:08 and sunset at 18:25 -03.

Sunshine

In December, the average sunshine is 7h.

UV index

The months with the highest UV index are January through May, August through December, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: A typical high UV index of 6 in December suggests the following recommendations:
Apply measures and align with sun safety principles. Safeguarding against skin and eye injury is pivotal. Avoid direct exposure to the Sun between 10 a.m. and 4 p.m., the peak period for UV radiation, noting that objects like parasols or canopies might not offer complete sun protection. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.