December weather forecast
Conceição de Jacareí, Brazil

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Weather in December

The first month of the summer, December, is still a warm month in Conceição de Jacareí, Brazil, with an average temperature fluctuating between 21.1°C (70°F) and 26.4°C (79.5°F).

Temperature

December's onset brings an average high-temperature of a still moderately hot 26.4°C (79.5°F), showing a minute difference from November's 24.5°C (76.1°F). Conceição de Jacareí's average low-temperature for the month of December records at a pleasant 21.1°C (70°F).

Humidity

In Conceição de Jacareí, the average relative humidity in December is 85%.

Rainfall

In December, the rain falls for 20.8 days. Throughout December, 103mm (4.06") of precipitation is accumulated. Throughout the year, in Conceição de Jacareí, there are 195.7 rainfall days, and 829mm (32.64") of precipitation is accumulated.

Daylight

The month with the longest days in Conceição de Jacareí is December, with an average of 13h and 30min of daylight.
On the first day of December in Conceição de Jacareí, sunrise is at 05:02 and sunset at 18:29. On the last day of the month, sunrise is at 05:14 and sunset at 18:45 -03.

Sunshine

In Conceição de Jacareí, the average sunshine in December is 7h.

UV index

January through March, June, October and December, with an average maximum UV index of 6, are months with the highest UV index in Conceição de Jacareí. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for the ordinary person.
Note: The maximum UV index of 6 during December translates into these guidelines:
Use protective steps and abide by sun safety guidelines. Safeguarding against skin and eye harm is necessary. The hours from 10 a.m. to 4 p.m. have the most intense UV radiation. As much as possible, limit direct sun exposure during this period. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
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Frequently asked questions

What are December temperatures in Conceição de Jacareí?

An average high-temperature, in December, in Conceição de Jacareí, is 26.4°C (79.5°F) and the average low-temperature is 21.1°C (70°F). In February, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines relative humidity and air temperature, is computed to be 32°C (89.6°F).

What is the average humidity in December in Conceição de Jacareí?

In December, the average relative humidity is 85%.

How much does it rain in Conceição de Jacareí in December?

In Conceição de Jacareí, Brazil, in December, during 20.8 rainfall days, 103mm (4.06") of precipitation is typically accumulated.

When are the longest days in Conceição de Jacareí?

With an average of 13h and 30min of daylight, December has the longest days of the year in Conceição de Jacareí.

What is the average length of the day in December in Conceição de Jacareí?

In Conceição de Jacareí, Brazil, the average day length in December is 13h and 31min.

What time are sunrise and sunset in December in Conceição de Jacareí?

In December, on the first day of the month, sunrise is at 05:02 and sunset at 18:29. On the last day of the month, sunrise is at 05:14 and sunset at 18:45 -03.

How long on average sun shines in December in Conceição de Jacareí?

In Conceição de Jacareí, Brazil, the average sunshine duration in December is 7h.

When is the highest UV index in Conceição de Jacareí?

The months with the highest UV index in Conceição de Jacareí, Brazil, are January through March, June, October and December, with an average maximum UV index of 6.

What is the UV index reading in December in Conceição de Jacareí?

In Conceição de Jacareí, Brazil, the average daily maximum UV index in December is 6. A UV Index estimate of 6 to 7 represents a high health risk from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Conceição de Jacareí, Brazil

Average temperature in December - Conceição de Jacareí, Brazil
  • Average high temperature in December: 26.4°C

The warmest month (with the highest average high temperature) is February (27.8°C).
The month with the lowest average high temperature is July (22.3°C).

  • Average low temperature in December: 21.1°C

The month with the highest average low temperature is February (21.8°C).
The coldest month (with the lowest average low temperature) is August (16.5°C).

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Average pressure in December
Conceição de Jacareí, Brazil

Average pressure in December - Conceição de Jacareí, Brazil
  • Average pressure in December: 1012.2mbar

The month with the highest atmospheric pressure is July (1020.4mbar).
The month with the lowest atmospheric pressure is December (1012.2mbar).

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Average wind speed in December
Conceição de Jacareí, Brazil

Average wind speed in December - Conceição de Jacareí, Brazil
  • Average wind speed in December: 7.8km/h

The windiest months (with the highest average wind speed) are August and September (9.2km/h).
The calmest month (with the lowest average wind speed) is March (7.2km/h).

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Average humidity in December
Conceição de Jacareí, Brazil

Average humidity in December - Conceição de Jacareí, Brazil
  • Average humidity in December: 85%

The month with the highest relative humidity is November (87%).
The month with the lowest relative humidity is August (80%).

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Average rainfall in December
Conceição de Jacareí, Brazil

Average rainfall in December - Conceição de Jacareí, Brazil
  • Average rainfall in December: 103mm

The wettest month (with the highest rainfall) is January (134mm).
The driest months (with the least rainfall) are June and August (30mm).

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Average rainfall days in December
Conceição de Jacareí, Brazil

Average rainfall days in December - Conceição de Jacareí, Brazil
  • Average rainfall days in December: 20.8 days

The month with the highest number of rainy days is March (22.6 days).
The month with the least rainy days is August (9.6 days).

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Average daylight in December /
Average sunshine in December
Conceição de Jacareí, Brazil

Average daylight in December / Average sunshine in December - Conceição de Jacareí, 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 0min

The month with the most sunshine is February (Average sunshine: 8h and 24min).
The month with the least sunshine is November (Average sunshine: 6h and 24min).

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Average sunshine days in December
Conceição de Jacareí, Brazil

Average sunshine days in December - Conceição de Jacareí, Brazil
  • Average sunshine days in December: 7.4 days

The month with the most sunshine days is August (19.9 days).
The month with the least sunshine days is March (6.8 days).

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Average UV index in December
Conceição de Jacareí, Brazil

Average UV index in December - Conceição de Jacareí, Brazil
  • Average UV index in December: 6

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

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Average cloud cover in December
Conceição de Jacareí, Brazil

Average cloud cover in December - Conceição de Jacareí, Brazil
  • Average cloud cover in December: 48

The month with the most cloud cover is November (Cloud cover 53).
The month with the least cloud cover is August (Cloud cover 31).

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Average visibility in December
Conceição de Jacareí, Brazil

Average visibility in December - Conceição de Jacareí, Brazil
  • Average visibility in December: 9km

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

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Conceição de Jacareí, Brazil

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