December weather forecast
Itaguara, Brazil

December

Weather in December

December, the first month of the summer in Itaguara, is still a warm month, with an average temperature varying between 25.8°C (78.4°F) and 17.9°C (64.2°F).

Temperature

Itaguara experiences a subtle adjustment in high-temperatures to a still warm 25.8°C (78.4°F) with the onset of December, maintaining near parity with November's 25.7°C (78.3°F). During December, the temperature in Itaguara is averaged to a low of 17.9°C (64.2°F) at night.

Humidity

The average relative humidity in December is 88%.

Rainfall

In December, in Itaguara, Brazil, the rain falls for 29.6 days. Throughout December, 247mm (9.72") of precipitation is accumulated. Throughout the year, in Itaguara, there are 227.6 rainfall days, and 1519mm (59.8") of precipitation is accumulated.

Daylight

December has the longest days of the year in Itaguara, with an average of 13h and 18min of daylight.
On the first day of December in Itaguara, Brazil, sunrise is at 05:08 and sunset at 18:25. On the last day of the month, sunrise is at 05:20 and sunset at 18:41 -03.

Sunshine

December has the least sunshine of the year, with an average of 6.5h of sunshine.

UV index

The months with the lowest UV index in Itaguara are January through July, September through December, with an average maximum UV index of 5. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for average individuals.
Note: The UV index of 5 during December translates into the following guidance:
Take necessary precautions - Suggestions to elude sunburn are provided. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Experience reduced UV exposure by about half when donning a wide-brim hat.

Frequently asked questions

What is the usual temperature for Itaguara in December?
The high-temperature during December is 25.8°C (78.4°F) and the low-temperature is 17.9°C (64.2°F). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, in October is appraised at 31°C (87.8°F).
What is the average humidity in December in Itaguara?
In December, the average relative humidity is 88%.
How much does it rain in Itaguara in December?
In December, the rain falls for 29.6 days. Throughout December, 247mm (9.72") of precipitation is accumulated.
When are the longest days in Itaguara?
With an average of 13h and 18min of daylight, December has the longest days of the year in Itaguara, Brazil.
How many hours of daylight does Itaguara have in December?
In December, the average day length in Itaguara is 13h and 21min.
What time are sunrise and sunset in December in Itaguara?
On the first day of December, sunrise is at 05:08 and sunset at 18:25. On the last day of the month, sunrise is at 05:20 and sunset at 18:41 -03.
What is the month with the least sunshine in Itaguara?
With an average of 6.5h of sunshine, December has the least sunshine of the year in Itaguara.
How long on average sun shines in December in Itaguara?
In December, the average sunshine duration in Itaguara, Brazil, is 6.5h.
What is the month with the lowest UV index in Itaguara?
January through July, September through December, with an average maximum UV index of 5, are months with the lowest UV index in Itaguara.
How high is the UV index in December in Itaguara?
The average daily maximum UV index in December in Itaguara, Brazil, is 5. A UV Index of 3 to 5 symbolizes a medium health risk from unsafe exposure to Sun's UV rays.
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 - Itaguara, Brazil
Average temperature in December
Itaguara, Brazil
  • Average high temperature in December: 25.8°C

The warmest month (with the highest average high temperature) is September (28.2°C).
The month with the lowest average high temperature is June (22.8°C).

  • Average low temperature in December: 17.9°C

The month with the highest average low temperature is December (17.9°C).
The coldest month (with the lowest average low temperature) is July (12.6°C).

Average pressure in December - Itaguara, Brazil
Average pressure in December
Itaguara, Brazil
  • Average pressure in December: 1012.9mbar

The month with the highest atmospheric pressure is July (1020.7mbar).
The month with the lowest atmospheric pressure is December (1012.9mbar).

Average wind speed in December - Itaguara, Brazil
Average wind speed in December
Itaguara, Brazil
  • Average wind speed in December: 7.4km/h

The windiest month (with the highest average wind speed) is September (9.1km/h).
The calmest months (with the lowest average wind speed) are March, April and May (6.7km/h).

Average humidity in December - Itaguara, Brazil
Average humidity in December
Itaguara, 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 (64%).

Average rainfall in December - Itaguara, Brazil
Average rainfall in December
Itaguara, Brazil
  • Average rainfall in December: 247mm

The wettest month (with the highest rainfall) is November (249mm).
The driest month (with the least rainfall) is July (10mm).

Average rainfall days in December - Itaguara, Brazil
Average rainfall days in December
Itaguara, Brazil
  • Average rainfall days in December: 29.6 days

The month with the highest number of rainy days is December (29.6 days).
The month with the least rainy days is August (5.2 days).

Average daylight in December / Average sunshine in December - Itaguara, Brazil
Average daylight in December /
Average sunshine in December
Itaguara, 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 3min

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 30min).

Average sunshine days in December - Itaguara, Brazil
Average sunshine days in December
Itaguara, Brazil
  • Average sunshine days in December: 1.2 days

The month with the most sunshine days is August (23.9 days).
The month with the least sunshine days is December (1.2 days).

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

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

Average cloud cover in December - Itaguara, Brazil
Average cloud cover in December
Itaguara, Brazil
  • Average cloud cover in December: 63

The month with the most cloud cover is December (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 22).

Average visibility in December - Itaguara, Brazil
Average visibility in December
Itaguara, 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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