December weather forecast
Pirambu, Brazil

December, the first month of the summer in Pirambu, is still a hot month, with temperature in the range of an average low of 24°C (75.2°F) and an average high of 30.9°C (87.6°F).

Temperature

With December's advent, Pirambu sees an average high-temperature of a still hot 30.9°C (87.6°F), subtly shifted from November's 30.2°C (86.4°F). Throughout December, Pirambu encounters an average temperature drop to a moderately hot 24°C (75.2°F).

Heat index

Throughout December, the heat index is computed to be a very hot 38°C (100.4°F). Implement more preventive measures, heat cramps and heat exhaustion are probable. Heatstroke might result from extended activity.
It is important to note that the heat index values are for shaded areas and light wind scenarios. Heat index values may be hiked up by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'apparent temperature' or 'real feel', marries air temperature and humidity to produce a value illustrating perceived warmth. The influence of weather is personal, differing among a variety of individuals based on differences in body mass, stature, and the level of physical activity. Awareness is key; direct sunlight can enhance the weather's impact, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. 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.
In the face of high temperatures, the human body's reflex is to perspire, leveraging sweat evaporation for cooling. Greater relative humidity lessens the rate of evaporation, thus decreasing the body's heat dispersal, which gives rise to a sensation of overheating. Excessive heat gain, when not shed effectively by the body, can result in increasing body temperatures and related hazards.

Humidity

The months with the lowest humidity are January through March and December, with an average relative humidity of 73%.

Rainfall

In Pirambu, in December, it is raining for 12 days, with typically 28mm (1.1") of accumulated precipitation. In Pirambu, during the entire year, the rain falls for 211.1 days and collects up to 584mm (22.99") of precipitation.

Daylight

With an average of 12h and 42min of daylight, December has the longest days of the year.
On the first day of December in Pirambu, sunrise is at 04:55 and sunset at 17:37. On the last day of the month, sunrise is at 05:08 and sunset at 17:52 -03.

Sunshine

March and December, with an average of 8.3h of sunshine, are months with the most sunshine in Pirambu, Brazil.

UV index

January through April, October through December, with an average maximum UV index of 7, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: In December, the UV index of 7 transforms into the following advice:
Dodge overexposure. Fair-skinned people can get singed in less than 20 minutes. 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. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.