December weather forecastSerrita, Brazil
December
Weather in December
The first month of the summer, December, is still a tropical month in Serrita, Brazil, with temperature in the range of an average high of 32.8°C (91°F) and an average low of 23°C (73.4°F).Temperature
With December's arrival, Serrita, Brazil, notes an average high-temperature of a still hot 32.8°C (91°F), closely following the trend of the preceding month. Serrita experiences an average low-temperature of 23°C (73.4°F) in month of December.Heat index
The heat index for December is appraised at a fiery hot 37°C (98.6°F). Take greater precautions, heat exhaustion and heat cramps may be expected. Heatstroke could result from lengthy activity.Be informed that the heat index values are oriented around shady conditions and gentle breezes. The presence of direct sunlight can raise the heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', gauges the sensation of temperature factoring in the air's moisture content. A person's impression of weather can be shaped by several aspects, among them metabolic variations, pregnancy, and levels of physical activity. It is essential to be conscious of the fact that direct sunlight can intensify the felt heat, leading to an elevation in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Young individuals are generally in more danger than adults due to their lower capacity to sweat. Moreover, their large skin surface in relation to their small bodies and the increased heat generation from their activities makes them more vulnerable.
The human body cools itself through perspiration, as excessive warmth is removed from the body through sweat evaporation. When there is an excess of moisture in the atmosphere, the efficiency of the evaporation process is lessened, leading to less efficient body cooling and a sensation of overheating. Heat absorption that surpasses the body's shedding capability can lead to overheating and varying levels of dehydration.
Humidity
In Serrita, the average relative humidity in December is 53%.Rainfall
In December, in Serrita, Brazil, the rain falls for 12.8 days. Throughout December, 59mm (2.32") of precipitation is accumulated. Throughout the year, there are 147.6 rainfall days, and 486mm (19.13") of precipitation is accumulated.Daylight
The month with the longest days in Serrita is December, with an average of 12h and 36min of daylight.On the first day of the month, sunrise is at 05:09 and sunset at 17:43. On the last day of December, sunrise is at 05:23 and sunset at 17:57 -03.
Sunshine
In December, the average sunshine in Serrita is 8.7h.UV index
The months with the highest UV index in Serrita are January through March, September through December, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for the average person.Note: The maximum daily UV index, 7 in December, converts into the following recommendations:
Implement precautions and maintain sun safety methods. Avoidance of sunburn is demanded. Stay in the shade and limit direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is particularly strong. Remember, however, that shade structures may not provide complete protection. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Serrita, Brazil
- Average high temperature in December: 32.8°C
The warmest month (with the highest average high temperature) is November (33.8°C).
The month with the lowest average high temperature is July (28.3°C).
- Average low temperature in December: 23°C
The month with the highest average low temperature is November (23.3°C).
The coldest month (with the lowest average low temperature) is July (18.2°C).
Average pressure in December
Serrita, Brazil
- Average pressure in December: 1010.9mbar
The month with the highest atmospheric pressure is July (1016.2mbar).
The month with the lowest atmospheric pressure is November (1010.5mbar).
Average wind speed in December
Serrita, Brazil
- Average wind speed in December: 14.3km/h
The windiest month (with the highest average wind speed) is September (20km/h).
The calmest month (with the lowest average wind speed) is March (11km/h).
Average humidity in December
Serrita, Brazil
- Average humidity in December: 53%
The month with the highest relative humidity is May (74%).
The month with the lowest relative humidity is November (47%).
Average rainfall in December
Serrita, Brazil
- Average rainfall in December: 59mm
The wettest month (with the highest rainfall) is March (89mm).
The driest month (with the least rainfall) is September (1mm).
Average rainfall days in December
Serrita, Brazil
- Average rainfall days in December: 12.8 days
The month with the highest number of rainy days is March (21.7 days).
The month with the least rainy days is September (2.9 days).
Average daylight in December /
Average sunshine in December
Serrita, Brazil
- Average daylight in December: 12h and 36min
The month with the longest days is December (Average daylight: 12h and 36min).
The month with the shortest days is June (Average daylight: 11h and 42min).
- Average sunshine in December: 8h and 42min
The month with the most sunshine is January (Average sunshine: 9h and 42min).
The months with the least sunshine are June and July (Average sunshine: 6h and 12min).
Average sunshine days in December
Serrita, Brazil
- Average sunshine days in December: 15.9 days
The month with the most sunshine days is September (24.4 days).
The month with the least sunshine days is March (7.4 days).
Average UV index in December
Serrita, Brazil
- Average UV index in December: 7
The months with the highest UV index are January, February, March, September, October, November and December (UV index 7).
The months with the lowest UV index are April, May, June, July and August (UV index 6).
Average cloud cover in December
Serrita, Brazil
- Average cloud cover in December: 34
The month with the most cloud cover is July (Cloud cover 49).
The months with the least cloud cover are September and October (Cloud cover 26).
Average visibility in December
Serrita, Brazil
- Average visibility in December: 10km
The months with the highest visibility are January, February, March, August, September, October, November and December (10km).
The months with the lowest visibility are April, May, June and July (9km).





