December weather forecastCongonhas, Brazil

December

Weather in December

December, the first month of the summer in Congonhas, is also a moderately hot month, with an average temperature varying between 25.5°C (77.9°F) and 17.3°C (63.1°F).

Temperature

Congonhas registers an average high-temperature of a still warm 25.5°C (77.9°F) at the commencement of December, closely related to the preceding month. Congonhas witnesses a consistent average low-temperature of 17.3°C (63.1°F) throughout December.

Humidity

The average relative humidity in December in Congonhas is 88%.

Rainfall

December is the month with the most rainfall. Rain falls for 29.5 days and accumulates 246mm (9.69") of precipitation.

Daylight

With an average of 13h and 24min of daylight, December has the longest days of the year.
On the first day of the month, sunrise is at 05:06 and sunset at 18:23. On the last day of December, in Congonhas, sunrise is at 05:18 and sunset at 18:39 -03.

Sunshine

The average sunshine in December in Congonhas is 6.5h.

UV index

The months with the highest UV index are January through October and December, with an average maximum UV index of 5. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for the average person.
Note: In December, the maximum UV index of 5 suggests these recommendations:
Prioritize safety - Suggestions to prevent sun damage are offered. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.

Updated: Feb 2, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

The high-temperature during December is 25.5°C (77.9°F) and the low-temperature is 17.3°C (63.1°F).

In Congonhas, the average relative humidity in December is 88%.

The month with the most rainfall in Congonhas, Brazil, is December, when the rain falls for 29.5 days and typically aggregates up to 246mm (9.69") of precipitation.

In Congonhas, Brazil, in December, it is raining for 29.5 days, with typically 246mm (9.69") of accumulated precipitation.

December has the longest days of the year, with an average of 13h and 24min of daylight.

In Congonhas, Brazil, the average day length in December is 13h and 21min.

On the first day of December in Congonhas, sunrise is at 05:06 and sunset at 18:23. On the last day of the month, sunrise is at 05:18 and sunset at 18:39 -03.

In December, the average sunshine duration in Congonhas, Brazil, is 6.5h.

The months with the highest UV index are January through October and December, with an average maximum UV index of 5.

In Congonhas, the average daily maximum UV index in December is 5. A UV Index value of 3 to 5 symbolizes a medium health risk from exposure to Sun's UV rays.

Today

Tomorrow

Long-term

Year J F M A M J J A S O N December

Nov

December

Jan

Average high temperature

24.6°C

25.5°C

25.6°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

8.5km/h

7.7km/h

7.6km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

1.3

0.5

2.7

Average UV index

Average cloud cover

Average visibility

Average temperature in December
Congonhas, Brazil

Average high temperature in December: 25.5°C

The warmest month (with the highest average high temperature) is September (26.3°C).
The month with the lowest average high temperature is June (21.8°C).

Average low temperature in December: 17.3°C

The month with the highest average low temperature is December (17.3°C).
The coldest month (with the lowest average low temperature) is July (12°C).

Average pressure in December
Congonhas, Brazil

Average pressure in December: 1013mbar

The month with the highest atmospheric pressure is July (1021mbar).
The month with the lowest atmospheric pressure is December (1013mbar).

Average wind speed in December
Congonhas, Brazil

Average wind speed in December: 7km/h

The windiest months (with the highest average wind speed) are September and October (8.3km/h).
The calmest month (with the lowest average wind speed) is May (6.5km/h).

Average humidity in December
Congonhas, 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 (71%).

Average rainfall in December
Congonhas, Brazil

Average rainfall in December: 246mm

The wettest month (with the highest rainfall) is December (246mm).
The driest month (with the least rainfall) is July (11mm).

Average rainfall days in December
Congonhas, Brazil

Average rainfall days in December: 29.5 days

The month with the highest number of rainy days is December (29.5 days).
The month with the least rainy days is August (7.8 days).

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

Average daylight in December: 13h and 24min

The month with the longest days is December (Average daylight: 13h and 24min).
The month with the shortest days is June (Average daylight: 10h and 54min).

Average sunshine in December: 6h and 30min

The month with the most sunshine is September (Average sunshine: 8h and 54min).
The month with the least sunshine is November (Average sunshine: 6h and 24min).

Average sunshine days in December
Congonhas, Brazil

Average sunshine days in December: 0.5 days

The month with the most sunshine days is August (19.3 days).
The month with the least sunshine days is December (0.5 days).

Average UV index in December
Congonhas, Brazil

Average UV index in December: 5

The months with the highest UV index are January, February, March, April, May, June, July, August, September, October and December (UV index 5).
The month with the lowest UV index is November (UV index 4).