December weather forecast
Goianápolis, Brazil

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Weather in December

The first month of the summer, December, is also a moderately hot month in Goianápolis, Brazil, with an average temperature ranging between min 18.6°C (65.5°F) and max 26.4°C (79.5°F).

Temperature

Goianápolis's December average high-temperature settles at a still warm 26.4°C (79.5°F), showing a near match with the preceding month. Goianápolis observes an average nighttime low-temperature of 18.6°C (65.5°F) during the month of December.

Humidity

In Goianápolis, the average relative humidity in December is 87%.

Rainfall

In December, the rain falls for 30.2 days. Throughout December, 206mm (8.11") of precipitation is accumulated. Throughout the year, there are 204.3 rainfall days, and 1283mm (50.51") of precipitation is accumulated.

Daylight

With an average of 13h and 6min of daylight, December has the longest days of the year in Goianápolis.
On the first day of the month, sunrise is at 05:34 and sunset at 18:36. On the last day of December, sunrise is at 05:46 and sunset at 18:52 -03.

Sunshine

In December, the average sunshine in Goianápolis, Brazil, is 7h.

UV index

In December, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: In December, a daily maximum UV index of 6 leads to the following instructions:
Guard oneself from overexposure. Defence against sun injury is vital. UV radiation from the Sun is most intense between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.
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Frequently asked questions

What are December temperatures in Goianápolis?

Goianápolis in December has an average high-temperature of 26.4°C (79.5°F) and an average low-temperature of 18.6°C (65.5°F). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, in November is calculated to be 30°C (86°F).

What is the average humidity in December in Goianápolis?

In December, the average relative humidity in Goianápolis, Brazil, is 87%.

How many days does it rain in December in Goianápolis?

In December, the rain falls for 30.2 days. Throughout December, 206mm (8.11") of precipitation is accumulated.

When are the longest days in Goianápolis?

The month with the longest days is December, with an average of 13h and 6min of daylight.

How many hours of daylight does Goianápolis have in December?

In December, the average day length is 13h and 5min.

What time are sunrise and sunset in December in Goianápolis?

On the first day of December, sunrise is at 05:34 and sunset at 18:36. On the last day of the month, sunrise is at 05:46 and sunset at 18:52 -03.

How many hours of sunshine does Goianápolis have in December?

In December, the average sunshine duration in Goianápolis, Brazil, is 7h.

How high is the UV index in December in Goianápolis?

In December, the average daily maximum UV index in Goianápolis, Brazil, is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability 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
Goianápolis, Brazil

Average temperature in December - Goianápolis, Brazil
  • Average high temperature in December: 26.4°C

The warmest month (with the highest average high temperature) is September (31.9°C).
The month with the lowest average high temperature is May (25.5°C).

  • Average low temperature in December: 18.6°C

The month with the highest average low temperature is October (19.7°C).
The coldest month (with the lowest average low temperature) is July (14.9°C).

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Average pressure in December
Goianápolis, Brazil

Average pressure in December - Goianápolis, Brazil
  • Average pressure in December: 1011.7mbar

The month with the highest atmospheric pressure is July (1017.8mbar).
The month with the lowest atmospheric pressure is November (1011.3mbar).

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Average wind speed in December
Goianápolis, Brazil

Average wind speed in December - Goianápolis, Brazil
  • Average wind speed in December: 7.1km/h

The windiest month (with the highest average wind speed) is August (9.6km/h).
The calmest month (with the lowest average wind speed) is March (6.2km/h).

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Average humidity in December
Goianápolis, Brazil

Average humidity in December - Goianápolis, Brazil
  • Average humidity in December: 87%

The month with the highest relative humidity is March (89%).
The months with the lowest relative humidity are August and September (44%).

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Average rainfall in December
Goianápolis, Brazil

Average rainfall in December - Goianápolis, Brazil
  • Average rainfall in December: 206mm

The wettest month (with the highest rainfall) is November (220mm).
The driest month (with the least rainfall) is July (1mm).

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Average rainfall days in December
Goianápolis, Brazil

Average rainfall days in December - Goianápolis, Brazil
  • Average rainfall days in December: 30.2 days

The month with the highest number of rainy days is December (30.2 days).
The month with the least rainy days is August (0.9 days).

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

Average daylight in December / Average sunshine in December - Goianápolis, 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 12min).

  • Average sunshine in December: 7h and 0min

The month with the most sunshine is August (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 6h and 54min).

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Average sunshine days in December
Goianápolis, Brazil

Average sunshine days in December - Goianápolis, Brazil
  • Average sunshine days in December: 0.7 days

The month with the most sunshine days is July (30.1 days).
The month with the least sunshine days is December (0.7 days).

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Average UV index in December
Goianápolis, Brazil

Average UV index in December - Goianápolis, Brazil
  • Average UV index in December: 6

The month with the highest UV index is August (UV index 7).
The months with the lowest UV index are February, March, May, June, October and November (UV index 5).

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Average cloud cover in December
Goianápolis, Brazil

Average cloud cover in December - Goianápolis, Brazil
  • Average cloud cover in December: 59

The month with the most cloud cover is March (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 12).

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Average visibility in December
Goianápolis, Brazil

Average visibility in December - Goianápolis, Brazil
  • Average visibility in December: 7km

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

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Goianápolis, Brazil

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