December weather forecast
Itatiba, Brazil

December

Weather in December

The first month of the summer, December, is also a moderately hot month in Itatiba, Brazil, with an average temperature ranging between min 18.2°C (64.8°F) and max 27.3°C (81.1°F).

Temperature

In Itatiba, December records the highest average temperatures, peaking at 27.3°C (81.1°F) and reaching a low of 18.2°C (64.8°F).

Heat index

December's average heat index is calculated to be a tropical 31°C (87.8°F). If one endures exposure and continues to be active, it might result in tiredness and heat cramps.
Heat index guidelines indicate values are for light wind scenarios and shaded regions. Direct sunshine exposure could raise heat index values by as much as 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', integrates the air's temperature and its humidity to showcase the felt temperature by people. A person's impression of weather can be shaped by many aspects, among them metabolic variations, pregnancy, and levels of physical activity. Understand that direct sun rays can influence the weather's impact, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Young kids are often more at risk than adults as they tend to perspire less. Besides, their skin surface is larger relative to their small bodies, and their increased heat output from their active lifestyle compounds their risk.

Humidity

In Itatiba, the average relative humidity in December is 83%.

Rainfall

In Itatiba, in December, during 25.3 rainfall days, 152mm (5.98") of precipitation is typically accumulated. In Itatiba, during the entire year, the rain falls for 200.5 days and collects up to 1112mm (43.78") of precipitation.

Daylight

December has the longest days of the year in Itatiba, with an average of 13h and 30min of daylight.
On the first day of the month, sunrise is at 05:13 and sunset at 18:40. On the last day of December, sunrise is at 05:24 and sunset at 18:56 -03.

Sunshine

In December, the average sunshine is 7.7h.

UV index

February through September, 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 medium vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: An average UV index of 5 in December transforms into this advice:
Take necessary precautions - Defending against sun damage is advocated. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.

Frequently asked questions

What is the warmest month in Itatiba?
Itatiba's December weather reaches an average high of 27.3°C (81.1°F) and an average low of 18.2°C (64.8°F), making it the warmest month.
What are December temperatures in Itatiba?
The high-temperature in Itatiba during December is 27.3°C (81.1°F) and the low-temperature is 18.2°C (64.8°F). The average heat index (a.k.a. 'real feel', 'feels like'), which represents the influence of relative humidity on air temperature, in December is calculated to be 31°C (87.8°F).
What is the average humidity in December in Itatiba?
In Itatiba, Brazil, the average relative humidity in December is 83%.
How many days does it rain in December in Itatiba?
In Itatiba, Brazil, in December, it is raining for 25.3 days, with typically 152mm (5.98") of accumulated precipitation.
When are the longest days in Itatiba?
With an average of 13h and 30min of daylight, December has the longest days of the year in Itatiba, Brazil.
What is the average length of the day in December in Itatiba?
In Itatiba, Brazil, the average day length in December is 13h and 31min.
What time are sunrise and sunset in December in Itatiba?
On the first day of December in Itatiba, Brazil, sunrise is at 05:13 and sunset at 18:40. On the last day of the month, sunrise is at 05:24 and sunset at 18:56 -03.
How many hours of sunshine does Itatiba have in December?
In December, the average sunshine duration is 7.7h.
What are the months with the lowest UV index in Itatiba?
February through September, November and December, with an average maximum UV index of 5, are months with the lowest UV index.
What is the UV index intensity in December in Itatiba?
The average daily maximum UV index in December in Itatiba is 5. A UV Index of 3 to 5 symbolizes a moderate vulnerability from exposure to the Sun's 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 - Itatiba, Brazil
Average temperature in December
Itatiba, Brazil
  • Average high temperature in December: 27.3°C

The warmest month (with the highest average high temperature) is December (27.3°C).
The month with the lowest average high temperature is June (21.4°C).

  • Average low temperature in December: 18.2°C

The month with the highest average low temperature is January (18.4°C).
The coldest month (with the lowest average low temperature) is July (12.4°C).

Average pressure in December - Itatiba, Brazil
Average pressure in December
Itatiba, Brazil
  • Average pressure in December: 1012mbar

The month with the highest atmospheric pressure is July (1020.3mbar).
The month with the lowest atmospheric pressure is December (1012mbar).

Average wind speed in December - Itatiba, Brazil
Average wind speed in December
Itatiba, Brazil
  • Average wind speed in December: 9.5km/h

The windiest month (with the highest average wind speed) is October (11.3km/h).
The calmest month (with the lowest average wind speed) is February (8.4km/h).

Average humidity in December - Itatiba, Brazil
Average humidity in December
Itatiba, Brazil
  • Average humidity in December: 83%

The months with the highest relative humidity are January and March (86%).
The month with the lowest relative humidity is September (70%).

Average rainfall in December - Itatiba, Brazil
Average rainfall in December
Itatiba, Brazil
  • Average rainfall in December: 152mm

The wettest month (with the highest rainfall) is January (207mm).
The driest month (with the least rainfall) is August (29mm).

Average rainfall days in December - Itatiba, Brazil
Average rainfall days in December
Itatiba, Brazil
  • Average rainfall days in December: 25.3 days

The month with the highest number of rainy days is January (26.5 days).
The month with the least rainy days is August (6.3 days).

Average daylight in December / Average sunshine in December - Itatiba, Brazil
Average daylight in December /
Average sunshine in December
Itatiba, Brazil
  • Average daylight in December: 13h and 3min

The month with the longest days is December (Average daylight: 13h and 30min).
The month with the shortest days is June (Average daylight: 10h and 42min).

  • Average sunshine in December: 7h and 4min

The month with the most sunshine is September (Average sunshine: 8h and 54min).
The month with the least sunshine is January (Average sunshine: 7h and 24min).

Average sunshine days in December - Itatiba, Brazil
Average sunshine days in December
Itatiba, Brazil
  • Average sunshine days in December: 5.6 days

The month with the most sunshine days is August (23.5 days).
The month with the least sunshine days is January (3.4 days).

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

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

Average cloud cover in December - Itatiba, Brazil
Average cloud cover in December
Itatiba, Brazil
  • Average cloud cover in December: 50

The month with the most cloud cover is January (Cloud cover 54).
The month with the least cloud cover is August (Cloud cover 24).

Average visibility in December - Itatiba, Brazil
Average visibility in December
Itatiba, Brazil
  • Average visibility in December: 8km

The months with the highest visibility are July, August, September and October (9km).
The months with the lowest visibility are January, March, April and May (7km).

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