December weather forecast
Glaucilândia, Brazil

December

Weather in December

The first month of the summer, December, is also a moderately hot month in Glaucilândia, Brazil, with an average temperature ranging between min 18.5°C (65.3°F) and max 26.7°C (80.1°F).

Temperature

In the transition from November to December, Glaucilândia reports an average high-temperature of a still warm 26.7°C (80.1°F), indicating a close resemblance to the prior month. December nights experience a consistent temperature drop to a comfortable 18.5°C (65.3°F).

Humidity

The average relative humidity in December is 84%.

Rainfall

In Glaucilândia, in December, during 25 rainfall days, 155mm (6.1") of precipitation is typically accumulated. In Glaucilândia, Brazil, during the entire year, the rain falls for 169.7 days and collects up to 898mm (35.35") of precipitation.

Daylight

With an average of 13h and 6min of daylight, December has the longest days of the year.
On the first day of the month, sunrise is at 05:12 and sunset at 18:15. On the last day of December, sunrise is at 05:24 and sunset at 18:31 -03.

Sunshine

In Glaucilândia, the average sunshine in December is 7.6h.

UV index

March through July and December, with an average maximum UV index of 5, are months with the lowest UV index. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The daily high UV index of 5 in December translates into this advice:
Exercise prevention - Warding off sunburn is urged. To guard against the harmful effects of the Sun, minimize exposure during midday. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure.

Frequently asked questions

What is the average December temperature?
December temperatures vary between a high-temperature of 26.7°C (80.1°F) and a low-temperature of 18.5°C (65.3°F). In October, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines relative humidity and air temperature, is appraised at 33°C (91.4°F).
What is the average humidity in December?
In December, the average relative humidity is 84%.
How much does it rain in December?
In Glaucilândia, in December, it is raining for 25 days, with typically 155mm (6.1") of accumulated precipitation.
When are the longest days?
With an average of 13h and 6min of daylight, December has the longest days of the year.
How many hours of daylight does Glaucilândia have in December?
In December, the average day length is 13h and 7min.
When are sunrise and sunset in December?
On the first day of December, sunrise is at 05:12 and sunset at 18:15. On the last day of the month, sunrise is at 05:24 and sunset at 18:31 -03.
How long on average sun shines in December?
In December, the average sunshine duration is 7.6h.
What is the month with the lowest UV index?
The months with the lowest UV index are March through July and December, with an average maximum UV index of 5.
What is the UV index intensity in December?
In December, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a moderate health threat from unprotected exposure to 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
Glaucilândia, Brazil
  • Average high temperature in December: 26.7°C

The warmest month (with the highest average high temperature) is September (29.8°C).
The month with the lowest average high temperature is June (24.9°C).

  • Average low temperature in December: 18.5°C

The month with the highest average low temperature is November (18.7°C).
The coldest month (with the lowest average low temperature) is July (14.1°C).

Average pressure in December
Glaucilândia, Brazil
  • Average pressure in December: 1012.4mbar

The month with the highest atmospheric pressure is July (1019.4mbar).
The month with the lowest atmospheric pressure is November (1012.3mbar).

Average wind speed in December
Glaucilândia, Brazil
  • Average wind speed in December: 8km/h

The windiest month (with the highest average wind speed) is September (11.3km/h).
The calmest month (with the lowest average wind speed) is March (7.4km/h).

Average humidity in December
Glaucilândia, Brazil
  • Average humidity in December: 84%

The month with the highest relative humidity is March (85%).
The month with the lowest relative humidity is September (55%).

Average rainfall in December
Glaucilândia, Brazil
  • Average rainfall in December: 155mm

The wettest month (with the highest rainfall) is November (162mm).
The driest month (with the least rainfall) is July (1mm).

Average rainfall days in December
Glaucilândia, Brazil
  • Average rainfall days in December: 25 days

The month with the highest number of rainy days is December (25 days).
The month with the least rainy days is July (2.3 days).

Average daylight in December /
Average sunshine in December
Glaucilândia, Brazil
  • Average daylight in December: 13h and 1min

The month with the longest days is December (Average daylight: 13h and 6min).
The month with the shortest days is June (Average daylight: 11h and 6min).

  • Average sunshine in December: 7h and 4min

The month with the most sunshine is September (Average sunshine: 9h and 36min).
The month with the least sunshine is November (Average sunshine: 7h and 24min).

Average sunshine days in December
Glaucilândia, Brazil
  • Average sunshine days in December: 5 days

The month with the most sunshine days is July (28.5 days).
The month with the least sunshine days is December (5 days).

Average UV index in December
Glaucilândia, Brazil
  • Average UV index in December: 5

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

Average cloud cover in December
Glaucilândia, Brazil
  • Average cloud cover in December: 51

The months with the most cloud cover are March and November (Cloud cover 52).
The month with the least cloud cover is September (Cloud cover 19).

Average visibility in December
Glaucilândia, Brazil
  • Average visibility in December: 8km

The months with the highest visibility are August and September (10km).
The months with the lowest visibility are January, March and April (7km).

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