December weather forecast
Bayeux, Brazil

December, the first month of the summer in Bayeux, is also a hot month, with an average temperature varying between 30.4°C (86.7°F) and 24.6°C (76.3°F).

Temperature

With December's arrival, Bayeux notes an average high-temperature of a still hot 30.4°C (86.7°F), closely following the trend of the preceding month. The average low-temperature in Bayeux during December nights is a warm 24.6°C (76.3°F).

Heat index

The heat index value for December is evaluated at a sweltering 37°C (98.6°F). Incorporate additional safety actions, heat cramps and heat exhaustion are possible. Long-term activity may induce heatstroke.
The heat index's values are generally associated with conditions in shade and light breezes. Direct exposure to sunlight could raise the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', is a composite of temperature and humidity figures to convey how warm it feels. The impression of weather on a person can be swayed by additional aspects, including metabolic variations, pregnancy, and activity levels. Taking into account that direct sunlight can boost the heat effect, the heat index may rise by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Kids often lack the knowledge about the necessity to take breaks and consume liquids. Thirst, as a late symptom of dehydration, necessitates the maintenance of hydration, particularly during enduring physical activities.
The body's innate mechanism to counteract overheating is through perspiration, as it leverages the cooling effects of sweat evaporation. An elevated level of relative humidity hinders evaporation, leading to decreased heat elimination from the body, inducing a sensation of excess heat. Elevated heat gain compared to the body's release capability poses risks of dehydration and potential overheating.

Humidity

In December, the average relative humidity is 72%.

Rainfall

In Bayeux, Brazil, in December, it is raining for 16.9 days, with typically 20mm (0.79") of accumulated precipitation. Throughout the year, there are 206.1 rainfall days, and 449mm (17.68") of precipitation is accumulated.

Daylight

The month with the longest days in Bayeux is December, with an average of 12h and 30min of daylight.
On the first day of December, sunrise is at 04:53 and sunset at 17:24. On the last day of the month, sunrise is at 05:07 and sunset at 17:38 -03.

Sunshine

In December, the average sunshine in Bayeux is 7.6h.

UV index

The months with the highest UV index are January through March, May, September through December, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: A typical high UV index of 7 in December suggests the following recommendations:
Conform to measures and uphold sun safety traditions. Warding off skin and eye harm is necessary. The Sun's UV radiation is most potent between the hours of 10 a.m. and 4 p.m. Try to avoid direct sunlight during this time. Stay sun-safe with clothing that is both closely woven and worn loosely.