December weather forecast
Alagoa Nova, Brazil

The first month of the summer, December, is also a hot month in Alagoa Nova, Brazil, with an average temperature varying between 30.7°C (87.3°F) and 21.3°C (70.3°F).

Temperature

Alagoa Nova's December reports an average high-temperature of a still hot 30.7°C (87.3°F), exhibiting a minor difference from November. Alagoa Nova's temperature in December lowers to a consistent average of 21.3°C (70.3°F) during the nights.

Heat index

Throughout December, the heat index is estimated at a fiery hot 37°C (98.6°F). Greater safety measures are needed, risk of heat exhaustion and heat cramps is high. Continuous activity might trigger heatstroke.
From a standpoint of the heat index, values pertain to shaded conditions and mild breezes. Direct exposure to sunshine could lead to a heat index increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is an aggregate value of air's warmth and moisture to show the human-felt temperature. Elements of metabolic variation, physical activity, and clothing contribute to the effect of temperature on an individual. Consider the fact that direct sun exposure can influence how hot one feels, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Children commonly overlook the importance of rest and fluid replenishment. Thirst, being a delayed sign of dehydration, emphasizes the need to keep hydration up, especially during lengthy physical activities.
Perspiration, followed by sweat evaporation, is the human body's chief method to maintain a balanced temperature. When the air contains significant moisture, the efficiency of the evaporation process decreases, preventing the body from cooling down effectively and creating a feeling of overheating. Overheating risks increase with rising body temperatures, especially if heat release isn't efficient.

Humidity

The months with the lowest humidity in Alagoa Nova are November and December, with an average relative humidity of 71%.

Rainfall

In Alagoa Nova, in December, during 15.3 rainfall days, 20mm (0.79") of precipitation is typically accumulated. Throughout the year, there are 212.6 rainfall days, and 486mm (19.13") of precipitation is accumulated.

Daylight

December has the longest days of the year in Alagoa Nova, with an average of 12h and 30min of daylight.
On the first day of the month, sunrise is at 04:57 and sunset at 17:27. On the last day of December, in Alagoa Nova, sunrise is at 05:10 and sunset at 17:42 -03.

Sunshine

In Alagoa Nova, the average sunshine in December is 6.9h.

UV index

January through June, August through December, with an average maximum UV index of 6, are months with the highest UV index in Alagoa Nova, Brazil. A UV Index value of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for the average person.
Note: In December, the average maximum UV index of 6 translates into the following recommendations:
Steer clear of overexposure. Fair-skinned individuals can be scorched in less than 20 minutes. Stay out of direct sunlight and seek shade between 10 a.m. and 4 p.m., when UV radiation is strongest, but remember that shade devices may not offer full sun protection. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.