Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
December
Weather in December
Temperature
December notes an average high-temperature of a still moderately hot 27.5°C (81.5°F), subtly differing from November's 26.3°C (79.3°F). Nighttime temperature experiences an average drop to a pleasant 22°C (71.6°F) in December.Heat index
The average heat index in December is estimated at a hot 31°C (87.8°F). Enduring exposure and continuous activity might cause a feeling of tiredness and induce heat cramps.Heat index readings emphasize conditions of light breezes and shaded spots. With exposure to direct sunshine, the heat index could climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', ties air temperature with relative humidity to produce the perceived temperature sensation. The influence of weather can be personal, changing with an individual's body mass, height, and level of physical exertion. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular importance for children. Children commonly overlook the importance of rest and fluid replenishment. Thirst, being a delayed sign of dehydration, emphasizes the need to keep hydration up, especially during lengthy physical activities.
Humidity
The months with the highest humidity are November and December, with an average relative humidity of 84%.Rainfall
In Viúva Dias, in December, it is raining for 22 days, with typically 145mm (5.71") of accumulated precipitation. Throughout the year, there are 203 rainfall days, and 871mm (34.29") of precipitation is accumulated.Daylight
With an average of 13h and 18min of daylight, December has the longest days of the year.On the first day of December, sunrise is at 04:52 and sunset at 18:08. On the last day of the month, sunrise is at 05:04 and sunset at 18:24 -03.
Sunshine
In Viúva Dias, the average sunshine in December is 8.7h.UV index
In Viúva Dias, the average daily maximum UV index in December is 6. A UV Index of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for the ordinary person.Note: In December, the UV index of 6 transforms into the following advice:
Act on precautions and pay attention to sun safety recommendations. Avoidance of sunburn is obligatory. The Sun's UV radiation is most potent between 10 a.m. and 4 p.m. Try to limit direct exposure to the Sun during this period. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average December temperature?
What are the most humid months?
What is the average humidity in December?
How many days does it rain in December?
When are the longest days?
What is the average length of the day in December?
When are sunrise and sunset in December?
How many hours of sunshine does Viúva Dias have in December?
What is the UV index intensity in December?
Average temperature in December
Viúva Dias, Brazil
- Average high temperature in December: 27.5°C
The warmest month (with the highest average high temperature) is February (28.8°C).
The month with the lowest average high temperature is July (24.1°C).
- Average low temperature in December: 22°C
The months with the highest average low temperature are January and February (22.3°C).
The coldest month (with the lowest average low temperature) is August (18°C).
Average pressure in December
Viúva Dias, Brazil
- Average pressure in December: 1012.7mbar
The month with the highest atmospheric pressure is July (1020.8mbar).
The month with the lowest atmospheric pressure is December (1012.7mbar).
Average wind speed in December
Viúva Dias, Brazil
- Average wind speed in December: 13km/h
The windiest month (with the highest average wind speed) is September (14.3km/h).
The calmest month (with the lowest average wind speed) is April (10.3km/h).
Average humidity in December
Viúva Dias, Brazil
- Average humidity in December: 84%
The months with the highest relative humidity are November and December (84%).
The month with the lowest relative humidity is August (79%).
Average rainfall in December
Viúva Dias, Brazil
- Average rainfall in December: 145mm
The wettest month (with the highest rainfall) is November (180mm).
The driest month (with the least rainfall) is July (30mm).
Average rainfall days in December
Viúva Dias, Brazil
- Average rainfall days in December: 22 days
The month with the highest number of rainy days is November (22.7 days).
The months with the least rainy days are May and June (12.8 days).
Average daylight in December /
Average sunshine in December
Viúva Dias, Brazil
- Average daylight in December: 13h and 2min
The month with the longest days is December (Average daylight: 13h and 18min).
The month with the shortest days is June (Average daylight: 10h and 54min).
- Average sunshine in December: 8h and 4min
The month with the most sunshine is February (Average sunshine: 9h and 6min).
The month with the least sunshine is October (Average sunshine: 7h and 6min).
Average sunshine days in December
Viúva Dias, Brazil
- Average sunshine days in December: 6.5 days
The month with the most sunshine days is May (16.3 days).
The month with the least sunshine days is November (4.3 days).
Average UV index in December
Viúva Dias, Brazil
- Average UV index in December: 6
The month with the highest UV index is February (UV index 7).
The months with the lowest UV index are July and September (UV index 5).
Average cloud cover in December
Viúva Dias, Brazil
- Average cloud cover in December: 46
The month with the most cloud cover is November (Cloud cover 53).
The month with the least cloud cover is February (Cloud cover 31).
Average visibility in December
Viúva Dias, Brazil
- Average visibility in December: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September and October (10km).
The months with the lowest visibility are November and December (9km).
