December weather forecastGurupi, Brazil

Weather in December

The first month of the summer, December, is still a tropical month in Gurupi, Brazil, with temperature in the range of an average low of 22°C (71.6°F) and an average high of 30°C (86°F).

Temperature

November's transformation into December witnesses an average high-temperature of a still hot 30°C (86°F), noting a minor change from the preceding month. Gurupi experiences a consistent average temperature of 22°C (71.6°F) throughout the nights in December.

Heat index

In December, the heat index is appraised at a very hot 38°C (100.4°F). Implement additional safety measures to avoid heat cramps and heat exhaustion. Persistent activity might trigger heatstroke.
Note that heat index values are valued for light wind and location in the shade. With direct sunlight, the heat index could increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is a numerical representation of warmth when taking temperature and moisture levels into account. An individual's temperature experience can be influenced by extra factors, including metabolic differences, activity levels, and clothing. Awareness of direct sun exposure is crucial as it has the potential to heighten the weather's effects, pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Youngsters generally face more threats than adults given their lesser ability to sweat. Coupled with their larger skin surface relative to their small bodies and higher heat production due to their activities, they are more endangered.
To prevent overheating and help regulate its internal temperature, the human body sweat and rely on the evaporation to cool down. With a lot of moisture in the air, the evaporation process is not as effective, and the body does not cool down as efficiently, creating a perception of overheating. When body heat isn't effectively managed, risks of dehydration and overheating amplify.

Humidity

The average relative humidity in December in Gurupi, Brazil, is 81%.

Rainfall

In Gurupi, in December, it is raining for 28.7 days, with typically 168mm (6.61") of accumulated precipitation. In Gurupi, during the entire year, the rain falls for 209.6 days and collects up to 1250mm (49.21") of precipitation.

Daylight

December has the longest days of the year, with an average of 12h and 48min of daylight.
On the first day of the month, sunrise is at 05:42 and sunset at 18:28. On the last day of December, sunrise is at 05:55 and sunset at 18:43 -03.

Sunshine

In Gurupi, the average sunshine in December is 8.6h.

UV index

February through July, October through December, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index value of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: The maximum daily UV index of 6 in December interprets into the following recommendations:
Resist extreme sun exposure. Guarding against solar damage is essential. Attempt to stay under shade and limit exposure to the Sun between 10 a.m. and 4 p.m., when UV radiation is at its peak. Remember, devices such as parasols or canopies might not provide complete sun protection. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.