December weather forecast
Santo Antônio dos Campos, Brazil

December

Weather in December

The first month of the summer, December, is also a moderately hot month in Santo Antônio dos Campos, Brazil, with an average temperature ranging between max 25.8°C (78.4°F) and min 18.2°C (64.8°F).

Temperature

Santo Antônio dos Campos, Brazil, experiences an average high-temperature of a still moderately hot 25.8°C (78.4°F) in December, marking an insignificant shift from 25.7°C (78.3°F) in November. Santo Antônio dos Campos, during the nights of December, experiences an average temperature drop to a refreshing 18.2°C (64.8°F).

Humidity

In December, the average relative humidity in Santo Antônio dos Campos is 88%.

Rainfall

In Santo Antônio dos Campos, during December, the rain falls for 28.5 days and regularly aggregates up to 215mm (8.46") of precipitation. In Santo Antônio dos Campos, during the entire year, the rain falls for 210.7 days and collects up to 1298mm (51.1") of precipitation.

Daylight

With an average of 13h and 18min of daylight, December has the longest days of the year.
On the first day of the month, sunrise is at 05:11 and sunset at 18:27. On the last day of December, sunrise is at 05:23 and sunset at 18:42 -03.

Sunshine

The month with the least sunshine is December, with an average of 6.8h of sunshine.

UV index

The months with the lowest UV index are February through July, October through December, with an average maximum UV index of 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: The UV index of 5 during December translates into the following guidance:
Preventative actions are necessary - Suggestions to safeguard against sun damage are in order. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.

Frequently asked questions

What is the usual temperature for Santo Antônio dos Campos in December?
During December, Santo Antônio dos Campos experiences an average high-temperature of 25.8°C (78.4°F) and a low-temperature of 18.2°C (64.8°F). In October, the average heat index (a.k.a. 'real feel', 'feels like'), which represents the influence of relative humidity on air temperature, is calculated to be 31°C (87.8°F).
What is the average humidity in December in Santo Antônio dos Campos?
In December, the average relative humidity in Santo Antônio dos Campos is 88%.
How much does it rain in Santo Antônio dos Campos in December?
In December, in Santo Antônio dos Campos, the rain falls for 28.5 days. Throughout December, 215mm (8.46") of precipitation is accumulated.
When are the longest days in Santo Antônio dos Campos?
The month with the longest days in Santo Antônio dos Campos is December, with an average of 13h and 18min of daylight.
What is the average length of the day in December in Santo Antônio dos Campos?
In Santo Antônio dos Campos, the average day length in December is 13h and 20min.
What time are sunrise and sunset in December in Santo Antônio dos Campos?
In December, on the first day of the month, sunrise is at 05:11 and sunset at 18:27. On the last day of the month, in Santo Antônio dos Campos, sunrise is at 05:23 and sunset at 18:42 -03.
What is the month with the least sunshine in Santo Antônio dos Campos?
December has the least sunshine of the year, with an average of 6.8h of sunshine.
How many hours of sunshine does Santo Antônio dos Campos have in December?
In Santo Antônio dos Campos, Brazil, the average sunshine duration in December is 6.8h.
When is the lowest UV index in Santo Antônio dos Campos?
February through July, October through December, with an average maximum UV index of 5, are months with the lowest UV index in Santo Antônio dos Campos, Brazil.
What is the UV index reading in December in Santo Antônio dos Campos?
The average daily maximum UV index in December in Santo Antônio dos Campos, Brazil, is 5. A UV Index estimate of 3 to 5 represents 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 - Santo Antônio dos Campos, Brazil
Average temperature in December
Santo Antônio dos Campos, Brazil
  • Average high temperature in December: 25.8°C

The warmest month (with the highest average high temperature) is September (28.4°C).
The month with the lowest average high temperature is June (22.9°C).

  • Average low temperature in December: 18.2°C

The month with the highest average low temperature is December (18.2°C).
The coldest month (with the lowest average low temperature) is July (12.8°C).

Average pressure in December - Santo Antônio dos Campos, Brazil
Average pressure in December
Santo Antônio dos Campos, Brazil
  • Average pressure in December: 1012.8mbar

The month with the highest atmospheric pressure is July (1020.6mbar).
The month with the lowest atmospheric pressure is December (1012.8mbar).

Average wind speed in December - Santo Antônio dos Campos, Brazil
Average wind speed in December
Santo Antônio dos Campos, Brazil
  • Average wind speed in December: 7.5km/h

The windiest month (with the highest average wind speed) is September (9km/h).
The calmest month (with the lowest average wind speed) is April (6.6km/h).

Average humidity in December - Santo Antônio dos Campos, Brazil
Average humidity in December
Santo Antônio dos Campos, Brazil
  • Average humidity in December: 88%

The month with the highest relative humidity is March (90%).
The month with the lowest relative humidity is September (63%).

Average rainfall in December - Santo Antônio dos Campos, Brazil
Average rainfall in December
Santo Antônio dos Campos, Brazil
  • Average rainfall in December: 215mm

The wettest month (with the highest rainfall) is November (221mm).
The driest month (with the least rainfall) is August (7mm).

Average rainfall days in December - Santo Antônio dos Campos, Brazil
Average rainfall days in December
Santo Antônio dos Campos, Brazil
  • Average rainfall days in December: 28.5 days

The month with the highest number of rainy days is December (28.5 days).
The month with the least rainy days is August (4.1 days).

Average daylight in December / Average sunshine in December - Santo Antônio dos Campos, Brazil
Average daylight in December /
Average sunshine in December
Santo Antônio dos Campos, 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: 6h and 5min

The month with the most sunshine is September (Average sunshine: 9h and 18min).
The month with the least sunshine is December (Average sunshine: 6h and 48min).

Average sunshine days in December - Santo Antônio dos Campos, Brazil
Average sunshine days in December
Santo Antônio dos Campos, Brazil
  • Average sunshine days in December: 2.2 days

The month with the most sunshine days is August (25.9 days).
The month with the least sunshine days is December (2.2 days).

Average UV index in December - Santo Antônio dos Campos, Brazil
Average UV index in December
Santo Antônio dos Campos, Brazil
  • Average UV index in December: 5

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

Average cloud cover in December - Santo Antônio dos Campos, Brazil
Average cloud cover in December
Santo Antônio dos Campos, Brazil
  • Average cloud cover in December: 62

The month with the most cloud cover is December (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 21).

Average visibility in December - Santo Antônio dos Campos, Brazil
Average visibility in December
Santo Antônio dos Campos, Brazil
  • Average visibility in December: 7km

The months with the highest visibility are August, September and October (9km).
The months with the lowest visibility are March and April (6km).

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