December weather forecastRinópolis, Brazil

Weather in December

December, the first month of the summer in Rinópolis, is also a moderately hot month, with an average temperature ranging between min 20.7°C (69.3°F) and max 29.6°C (85.3°F).

Temperature

The transition into December marks the average high-temperature at a warm 29.6°C (85.3°F), differing minimally from November's 30.2°C (86.4°F). An average temperature of 20.7°C (69.3°F) marks the nights in December.

Heat index

For December, the heat index is evaluated at a torrid 36°C (96.8°F). Implement additional preventive actions, heat cramps and heat exhaustion are potential hazards. Heatstroke could follow prolonged activity.
Take note of the fact that heat index values are based on shaded circumstances with light airflows. The heat index values could be amplified by up to 15 Fahrenheit (8 Celsius) degrees in direct sunlight.
Note: The heat index, also known as 'feels like' or 'apparent temperature', binds temperature metrics with humidity values to give a sense of the actual warmth. This effect is personal, influenced by the individual's physical activity and heat sensitivity, shaped by factors including wind, attire, and metabolic variations. Being under direct sunshine can magnify the heat experience, possibly pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Children often fail to understand the importance of rest and rehydration. Thirst is a late manifestation of dehydration - hence, it is crucial to stay hydrated, especially during ongoing physical activities.
The human body normally cools itself by perspiration. Excessive warmth is eliminated from the body by evaporation of sweat. Elevated relative humidity diminishes evaporation, thereby reducing the body's ability to shed heat and creating a feeling of being too warm. The body is at risk of dehydration and related complications when it fails to shed excessive heat.

Humidity

The average relative humidity in December in Rinópolis is 79%.

Rainfall

In December, the rain falls for 25.5 days. Throughout December, 160mm (6.3") of precipitation is accumulated. In Rinópolis, during the entire year, the rain falls for 193.5 days and collects up to 1136mm (44.72") of precipitation.

Daylight

With an average of 13h and 24min of daylight, December has the longest days of the year.
On the first day of the month, sunrise is at 05:31 and sunset at 18:53. On the last day of December, sunrise is at 05:43 and sunset at 19:09 -03.

Sunshine

In Rinópolis, the average sunshine in December is 7.7h.

UV index

The months with the highest UV index are January through March, July through December, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: A maximum high UV index of 6 in December translates into the following recommendations:
Undertake precautions and comply with sun safety standards. Protection from skin and eye injury is vital. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.