December weather forecast
Barueri, Brazil

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Weather in December

The first month of the summer, December, is still a warm month in Barueri, Brazil, with an average temperature fluctuating between 18.5°C (65.3°F) and 26.6°C (79.9°F).

Temperature

Barueri's weather in December displays an average high-temperature of a still moderately hot 26.6°C (79.9°F), showing minor disparity from November's 25.3°C (77.5°F). The average nighttime temperature lowers to a comfortable 18.5°C (65.3°F) throughout December.

Humidity

The average relative humidity in December is 82%.

Rainfall

In Barueri, in December, during 22.2 rainfall days, 120mm (4.72") of precipitation is typically accumulated. In Barueri, during the entire year, the rain falls for 206.4 days and collects up to 932mm (36.69") of precipitation.

Daylight

The month with the longest days in Barueri is December, with an average of 13h and 36min of daylight.
On the first day of the month, sunrise is at 05:12 and sunset at 18:41. On the last day of December, in Barueri, sunrise is at 05:24 and sunset at 18:57 -03.

Sunshine

January, November and December, with an average of 6.9h of sunshine, are months with the least sunshine in Barueri.

UV index

The months with the lowest UV index are February through December, with an average maximum UV index of 5. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The UV index of 5 during December leads to these advisories:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.
Updated: Feb 2, 2024 | Published by: Weather Atlas | About Us / Weather Forecasting / Data Sources

Frequently asked questions

What is the average December temperature in Barueri?

The high-temperature, in December, in Barueri, records 26.6°C (79.9°F), while the low-temperature is 18.5°C (65.3°F).

What is the average humidity in December in Barueri?

In December, the average relative humidity is 82%.

How much does it rain in Barueri in December?

In Barueri, Brazil, during December, the rain falls for 22.2 days and regularly aggregates up to 120mm (4.72") of precipitation.

When are the longest days in Barueri?

The month with the longest days is December, with an average of 13h and 36min of daylight.

How many hours of daylight does Barueri have in December?

The average day length in December in Barueri is 13h and 34min.

When is the sunrise / sunset in December in Barueri?

On the first day of December in Barueri, Brazil, sunrise is at 05:12 and sunset at 18:41. On the last day of the month, sunrise is at 05:24 and sunset at 18:57 -03.

What is the month with the least sunshine in Barueri?

The months with the least sunshine in Barueri are January, November and December, with an average of 6.9h of sunshine.

How many hours of sunshine does Barueri have in December?

In December, the average sunshine duration in Barueri, Brazil, is 6.9h.

When is the lowest UV index in Barueri?

February through December, with an average maximum UV index of 5, are months with the lowest UV index in Barueri, Brazil.

What is the UV index intensity in December in Barueri?

The average daily maximum UV index in December is 5. A UV Index of 3 to 5 symbolizes a moderate vulnerability from exposure to the Sun's UV radiation.

Average temperature in December
Barueri, Brazil

Average temperature in December - Barueri, Brazil
  • Average high temperature in December: 26.6°C

The warmest month (with the highest average high temperature) is February (26.7°C).
The month with the lowest average high temperature is June (20.8°C).

  • Average low temperature in December: 18.5°C

The month with the highest average low temperature is January (18.7°C).
The coldest month (with the lowest average low temperature) is July (12.6°C).

Average pressure in December
Barueri, Brazil

Average pressure in December - Barueri, Brazil
  • Average pressure in December: 1011.8mbar

The month with the highest atmospheric pressure is July (1020.2mbar).
The month with the lowest atmospheric pressure is December (1011.8mbar).

Average wind speed in December
Barueri, Brazil

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

The windiest month (with the highest average wind speed) is November (11km/h).
The calmest month (with the lowest average wind speed) is February (8.5km/h).

Average humidity in December
Barueri, Brazil

Average humidity in December - Barueri, Brazil
  • Average humidity in December: 82%

The months with the highest relative humidity are March, April and May (85%).
The month with the lowest relative humidity is August (74%).

Average rainfall in December
Barueri, Brazil

Average rainfall in December - Barueri, Brazil
  • Average rainfall in December: 120mm

The wettest month (with the highest rainfall) is January (181mm).
The driest month (with the least rainfall) is August (36mm).

Average rainfall days in December
Barueri, Brazil

Average rainfall days in December - Barueri, Brazil
  • Average rainfall days in December: 22.2 days

The month with the highest number of rainy days is January (25.6 days).
The month with the least rainy days is August (9.3 days).

Average daylight in December /
Average sunshine in December
Barueri, Brazil

Average daylight in December / Average sunshine in December - Barueri, 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: 6h and 5min

The month with the most sunshine is September (Average sunshine: 8h and 0min).
The months with the least sunshine are January, November and December (Average sunshine: 6h and 54min).

Average sunshine days in December
Barueri, Brazil

Average sunshine days in December - Barueri, Brazil
  • Average sunshine days in December: 7.5 days

The month with the most sunshine days is August (18.3 days).
The month with the least sunshine days is January (4.3 days).

Average UV index in December
Barueri, Brazil

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

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

Average cloud cover in December
Barueri, Brazil

Average cloud cover in December - Barueri, Brazil
  • Average cloud cover in December: 57

The months with the most cloud cover are January and November (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 35).

Average visibility in December
Barueri, Brazil

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

The month with the highest visibility is August (9km).
The months with the lowest visibility are January, February, March, April and May (7km).

Barueri, Brazil

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