December weather forecast
Serrinha dos Pintos, Brazil

The first month of the summer, December, is also a hot month in Serrinha dos Pintos, Brazil, with an average temperature varying between 23.6°C (74.5°F) and 34.6°C (94.3°F).

Temperature

Upon the onset of December, Serrinha dos Pintos witnesses an average high-temperature of a tropical 34.6°C (94.3°F), showing a close resemblance to the prior month. Serrinha dos Pintos records an average nighttime low-temperature of 23.6°C (74.5°F) throughout December.

Heat index

The average heat index in December is evaluated at a scorching 40°C (104°F). Implement additional preventive actions, heat cramps and heat exhaustion are potential hazards. Heatstroke could follow prolonged activity.
Research indicates the heat index considers values in shaded locales and with light winds. Heat index values can rise by 15 Fahrenheit (8 Celsius) degrees when in direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'real feel', determines the feeling of heat when you account for the relative humidity. An individual's perception of weather can be swayed by a variety of elements including metabolic differences, pregnancy status, and their level of physical exertion. Direct exposure to the sun's rays can enhance the felt temperature, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Younglings frequently fail to recognize the requirement to rest and rehydrate. Thirst emerges late in dehydration - it is imperative to keep hydration levels high, particularly during extended physical exertions.
The body's self-cooling mechanism is rooted in perspiration, where evaporating sweat cools down excessive warmth. During high air temperature and humidity (high heat index), the process of perspiration is hindered, intensifying the sensation of heat. If the body retains more heat than it can expel, the increasing temperature can lead to heat-related conditions.

Humidity

In December, the average relative humidity is 51%.

Rainfall

In Serrinha dos Pintos, during December, the rain falls for 10.8 days and regularly aggregates up to 31mm (1.22") of precipitation. Throughout the year, in Serrinha dos Pintos, there are 148.4 rainfall days, and 508mm (20") of precipitation is accumulated.

Daylight

December has the longest days of the year in Serrinha dos Pintos, with an average of 12h and 30min of daylight.
On the first day of December, sunrise is at 05:07 and sunset at 17:34. On the last day of the month, sunrise is at 05:20 and sunset at 17:49 -03.

Sunshine

In Serrinha dos Pintos, the average sunshine in December is 9.3h.

UV index

January through March, August through December, with an average maximum UV index of 7, are months with the highest UV index in Serrinha dos Pintos. A UV Index of 6 to 7 symbolizes a high threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: In December, an average UV index of 7 transforms into the following instructions:
Sustain precautions and conform to sun safety norms. Preventing sunburn is necessary. Limit your exposure to the sun's UV radiation, which is strongest between 10 a.m. and 4 p.m., and note that parasols or canopies may not provide full sun protection. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.