December weather forecast
Sorocaba, Brazil

December

Weather in December

December marks the onset of summer in Sorocaba, with temperatures peaking at 28.1°C (82.6°F). While this is the month with the maximum average rainfall of 106mm (4.17"), the humidity, and heat makes the climate feel more tropical than in other months. The month promises sunny days with up to 7.9 hours of sunshine daily. Despite the increased rainfall, the city offers a warm and pleasant ambience. Meanwhile, higher wind speeds bring some respite from the heat and humidity.

Temperature

December, known for its average high temperature of 28.1°C (82.6°F) and an average low temperature of 18.9°C (66°F), is the warmest month in Sorocaba.

Heat index

For most parts of December, the heat index is appraised at a tropical 32°C (89.6°F). If one sustains activity during exposure, it could lead to a sense of fatigue, with a chance of heat cramps.
Keep in mind the heat index values are meant for areas in shade and with light wind. Exposing to direct sunshine may enhance heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', embodies the combination of air temperature and moisture content to illustrate perceived heat. The impact of weather on an individual can be subjective, affected by the person's activity and heat perception, which can vary due to elements including wind, clothing, and metabolic differences. Direct exposure to the sun's rays can enhance the felt temperature, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. In general, younger individuals are at greater risk than adults because they tend to sweat less. Also, having a larger skin surface to body size ratio and greater heat production due to their active behavior contribute to this danger.

Humidity

The average relative humidity in December is 79%.

Rainfall

In Sorocaba, in December, during 19.1 rainfall days, 106mm (4.17") of precipitation is typically accumulated. In Sorocaba, during the entire year, the rain falls for 163.3 days and collects up to 803mm (31.61") of precipitation.

Daylight

December has the longest days of the year, with an average of 13h and 36min of daylight.
On the first day of the month, sunrise is at 05:14 and sunset at 18:43. On the last day of December, in Sorocaba, sunrise is at 05:26 and sunset at 18:59 -03.

Sunshine

In December, the average sunshine in Sorocaba is 7.9h.

UV index

The months with the lowest UV index are April through September and December, with an average maximum UV index of 5. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for the average person.
Note: In December, the maximum UV index of 5 transforms into these recommendations:
Put precautions into practice - Protective measures against sun-induced damage are advised. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.

Frequently asked questions

What is the hottest time of year in Sorocaba?
In Sorocaba, the peak temperatures are generally noted in December, averaging a high of 28.1°C (82.6°F) and a low of 18.9°C (66°F).
How hot does it get in Sorocaba in December?
An average high-temperature, in December, in Sorocaba, is 28.1°C (82.6°F) and the average low-temperature is 18.9°C (66°F). The average heat index (a.k.a. 'feels like', 'real feel'), which combines relative humidity and air temperature, in December is appraised at 32°C (89.6°F).
What is the average humidity in December in Sorocaba?
In December, the average relative humidity in Sorocaba, Brazil, is 79%.
How much does it rain in Sorocaba in December?
In Sorocaba, Brazil, in December, it is raining for 19.1 days, with typically 106mm (4.17") of accumulated precipitation.
When are the longest days in Sorocaba?
With an average of 13h and 36min of daylight, December has the longest days of the year in Sorocaba, Brazil.
What is the average length of the day in December in Sorocaba?
In Sorocaba, Brazil, the average day length in December is 13h and 34min.
When are sunrise and sunset in December in Sorocaba?
On the first day of December, sunrise is at 05:14 and sunset at 18:43. On the last day of the month, sunrise is at 05:26 and sunset at 18:59 -03.
How many hours of sunshine does Sorocaba have in December?
In December, the average sunshine duration is 7.9h.
What are the months with the lowest UV index in Sorocaba?
April through September and December, with an average maximum UV index of 5, are months with the lowest UV index in Sorocaba, Brazil.
How high is the UV index in December in Sorocaba?
The average daily maximum UV index in December is 5. A UV Index reading of 3 to 5 represents a moderate vulnerability from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in December - Sorocaba, Brazil
Average temperature in December
Sorocaba, Brazil
  • Average high temperature in December: 28.1°C

The warmest month (with the highest average high temperature) is December (28.1°C).
The month with the lowest average high temperature is June (21.3°C).

  • Average low temperature in December: 18.9°C

The month with the highest average low temperature is January (19.2°C).
The coldest month (with the lowest average low temperature) is July (13.1°C).

Average pressure in December - Sorocaba, Brazil
Average pressure in December
Sorocaba, Brazil
  • Average pressure in December: 1011.7mbar

The month with the highest atmospheric pressure is July (1020.2mbar).
The month with the lowest atmospheric pressure is December (1011.7mbar).

Average wind speed in December - Sorocaba, Brazil
Average wind speed in December
Sorocaba, Brazil
  • Average wind speed in December: 9.9km/h

The windiest month (with the highest average wind speed) is October (11.5km/h).
The calmest months (with the lowest average wind speed) are February and June (8.6km/h).

Average humidity in December - Sorocaba, Brazil
Average humidity in December
Sorocaba, Brazil
  • Average humidity in December: 79%

The months with the highest relative humidity are May and June (83%).
The months with the lowest relative humidity are August and September (70%).

Average rainfall in December - Sorocaba, Brazil
Average rainfall in December
Sorocaba, Brazil
  • Average rainfall in December: 106mm

The wettest month (with the highest rainfall) is January (160mm).
The driest month (with the least rainfall) is August (30mm).

Average rainfall days in December - Sorocaba, Brazil
Average rainfall days in December
Sorocaba, Brazil
  • Average rainfall days in December: 19.1 days

The month with the highest number of rainy days is January (22.3 days).
The month with the least rainy days is August (5.9 days).

Average daylight in December / Average sunshine in December - Sorocaba, Brazil
Average daylight in December /
Average sunshine in December
Sorocaba, Brazil
  • Average daylight in December: 13h and 4min

The month with the longest days is December (Average daylight: 13h and 36min).
The month with the shortest days is June (Average daylight: 10h and 42min).

  • Average sunshine in December: 7h and 5min

The month with the most sunshine is September (Average sunshine: 8h and 48min).
The month with the least sunshine is January (Average sunshine: 7h and 24min).

Average sunshine days in December - Sorocaba, Brazil
Average sunshine days in December
Sorocaba, Brazil
  • Average sunshine days in December: 10.8 days

The month with the most sunshine days is August (23.6 days).
The month with the least sunshine days is February (7.6 days).

Average UV index in December - Sorocaba, Brazil
Average UV index in December
Sorocaba, Brazil
  • Average UV index in December: 5

The months with the highest UV index are January, February, March, October and November (UV index 6).
The months with the lowest UV index are April, May, June, July, August, September and December (UV index 5).

Average cloud cover in December - Sorocaba, Brazil
Average cloud cover in December
Sorocaba, Brazil
  • Average cloud cover in December: 46

The month with the most cloud cover is January (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 23).

Average visibility in December - Sorocaba, Brazil
Average visibility in December
Sorocaba, Brazil
  • Average visibility in December: 9km

The months with the highest visibility are July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May and June (8km).

englishespañol中文
Share