December weather forecast
Assis Brasil, Brazil

The first month of the summer, December, is still a tropical month in Assis Brasil, Brazil, with temperature in the range of an average high of 30°C (86°F) and an average low of 21.9°C (71.4°F).

Temperature

The start of December sees the average high-temperature at a still hot 30°C (86°F), showing little difference from November's 31.7°C (89.1°F). Assis Brasil observes an average low-temperature of 21.9°C (71.4°F) during December nights.

Heat index

The heat index value during December is computed to be a torrid 39°C (102.2°F). Take extra precautions, as heat cramps and heat exhaustion are possible. Sustained activity may result in heatstroke.
It is essential to grasp that the heat index's numbers are for shade and light wind settings. Direct sunshine exposure could raise heat index values by as much as 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', gives an indication of how one might feel in terms of heat after considering humidity. The influence of weather is personal, with varied individuals experiencing it differently due to differences in body mass, stature, and physical exertion levels. By being directly under the sun, it's possible for the felt temperature to increase by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. Kids frequently ignore the importance of taking a break and rehydrating. Thirst is a late symptom of dehydration - thus, it is crucial to stay hydrated, especially during long-lasting physical activities.
Normally, the human body cools itself through perspiration, which removes excessive heat by evaporating sweat. With higher relative humidity, the rate of evaporation is reduced, resulting in increased heat retention in the body compared to drier air. As the body accumulates more heat than it can release, body temperature goes up, increasing the risk of heat-related health issues.

Humidity

The average relative humidity in December is 84%.

Rainfall

In Assis Brasil, during December, the rain falls for 28.4 days and regularly aggregates up to 156mm (6.14") of precipitation. In Assis Brasil, Brazil, during the entire year, the rain falls for 253 days and collects up to 1428mm (56.22") 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 05:05 and sunset at 17:49. On the last day of December, sunrise is at 05:18 and sunset at 18:04 -05.

Sunshine

The average sunshine in December is 6.6h.

UV index

January through June, November and December, with an average maximum UV index of 6, are months with the lowest UV index in Assis Brasil. A UV Index reading of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: During December, 6 as the daily maximum UV index converts into the following advice:
Avert overexposure. Light-skinned people might experience burning in less than 20 minutes. Avoid direct sunlight between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Keep in mind that shade structures may not provide complete protection. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.