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
The average high-temperature during December is a still moderately hot 27.5°C (81.5°F), almost matching the conditions of the preceding month. During December, the nighttime temperature in Altinópolis averages of 19.3°C (66.7°F).Heat index
In December, the heat index is computed to be a hot 32°C (89.6°F). Enduring exposure and continuous activity might cause a feeling of tiredness and induce heat cramps.Research indicates the heat index considers values in shaded locales and with light winds. If exposed to direct sunlight, the heat index could climb by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', gives a temperature feeling by integrating air temperature and humidity. The individual's impression of temperature can be shaped by additional aspects such as metabolic variations, physical activity, and clothing. Recognize that direct exposure to the sun can escalate the heat effect, potentially adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are highly important for children. Youngsters typically face more danger than adults since they sweat less. Their larger skin surface compared to their small bodies and heightened heat production from their activities augment their vulnerability.
Humidity
The average relative humidity in December is 86%.Rainfall
In December, the rain falls for 29.7 days. Throughout December, 209mm (8.23") of precipitation is accumulated. In Altinópolis, during the entire year, the rain falls for 231.2 days and collects up to 1433mm (56.42") of precipitation.Daylight
With an average of 13h and 24min of daylight, December has the longest days of the year in Altinópolis, Brazil.On the first day of the month, sunrise is at 05:19 and sunset at 18:38. On the last day of December, sunrise is at 05:31 and sunset at 18:54 -03.
Sunshine
In December, the average sunshine is 7.5h.UV index
February through June, November and December, with an average maximum UV index of 5, are months with the lowest UV index. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for the ordinary person.Note: In December, an average UV index of 5 transforms into the following instructions:
Heed the precautions - Suggestions to avoid sunburn are made. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. Always opt for UVA and UVB-resistant sunglasses on radiant days.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Altinópolis in December?
What is the average humidity in December in Altinópolis?
How much does it rain in Altinópolis in December?
When are the longest days in Altinópolis?
What is the average length of the day in December in Altinópolis?
What time are sunrise and sunset in December in Altinópolis?
How long on average sun shines in December in Altinópolis?
What is the month with the lowest UV index in Altinópolis?
What is the UV index intensity in December in Altinópolis?
Average temperature in December
Altinópolis, Brazil
- Average high temperature in December: 27.5°C
The warmest month (with the highest average high temperature) is September (30.4°C).
The month with the lowest average high temperature is June (23.7°C).
- Average low temperature in December: 19.3°C
The month with the highest average low temperature is December (19.3°C).
The coldest month (with the lowest average low temperature) is June (14.1°C).
Average pressure in December
Altinópolis, Brazil
- Average pressure in December: 1011.5mbar
The month with the highest atmospheric pressure is July (1019.4mbar).
The months with the lowest atmospheric pressure are November and December (1011.5mbar).
Average wind speed in December
Altinópolis, Brazil
- Average wind speed in December: 7.2km/h
The windiest month (with the highest average wind speed) is August (9.6km/h).
The calmest month (with the lowest average wind speed) is February (6.6km/h).
Average humidity in December
Altinópolis, Brazil
- Average humidity in December: 86%
The month with the highest relative humidity is March (89%).
The month with the lowest relative humidity is September (54%).
Average rainfall in December
Altinópolis, Brazil
- Average rainfall in December: 209mm
The wettest month (with the highest rainfall) is January (259mm).
The driest month (with the least rainfall) is August (10mm).
Average rainfall days in December
Altinópolis, Brazil
- Average rainfall days in December: 29.7 days
The month with the highest number of rainy days is January (29.8 days).
The month with the least rainy days is August (4.2 days).
Average daylight in December /
Average sunshine in December
Altinópolis, Brazil
- Average daylight in December: 13h and 2min
The month with the longest days is December (Average daylight: 13h and 24min).
The month with the shortest days is June (Average daylight: 10h and 54min).
- Average sunshine in December: 7h and 3min
The month with the most sunshine is September (Average sunshine: 9h and 24min).
The month with the least sunshine is January (Average sunshine: 6h and 54min).
Average sunshine days in December
Altinópolis, Brazil
- Average sunshine days in December: 1 days
The month with the most sunshine days is August (26.3 days).
The months with the least sunshine days are January and March (0.8 days).
Average UV index in December
Altinópolis, Brazil
- Average UV index in December: 5
The months with the highest UV index are January, July, August, September and October (UV index 6).
The months with the lowest UV index are February, March, April, May, June, November and December (UV index 5).
Average cloud cover in December
Altinópolis, Brazil
- Average cloud cover in December: 53
The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 15).
Average visibility in December
Altinópolis, Brazil
- Average visibility in December: 7km
The months with the highest visibility are August and September (10km).
The months with the lowest visibility are January, February, March, April, May and December (7km).
