December weather forecastJustinópolis, Brazil

December

Weather in December

The first month of the summer, December, is still a warm month in Justinópolis, Brazil, with an average temperature fluctuating between 26.5°C (79.7°F) and 18.5°C (65.3°F).

Temperature

Justinópolis's shift into December is marked by a subtle change to a still moderately hot 26.5°C (79.7°F) from November's 26.3°C (79.3°F) in temperature. In Justinópolis, an average low-temperature of 18.5°C (65.3°F) is recorded during December nights.

Humidity

In Justinópolis, the average relative humidity in December is 85%.

Rainfall

December is the month with the most rainfall in Justinópolis. Rain falls for 29.1 days and accumulates 248mm (9.76") of precipitation.

Daylight

The month with the longest days is December, with an average of 13h and 18min of daylight.
On the first day of December, sunrise is at 05:08 and sunset at 18:22. On the last day of the month, sunrise is at 05:20 and sunset at 18:38 -03.

Sunshine

The month with the least sunshine in Justinópolis is December, with an average of 7.3h of sunshine.

UV index

The months with the lowest UV index in Justinópolis are February through July, October through December, with an average maximum UV index of 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for the average person.
Note: The maximum daily UV index, 5 in December, converts into the following recommendations:
Undertake precautions - It is suggested to shield oneself from sunburn. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.

Frequently asked questions

In December, in Justinópolis, the average high-temperature is 26.5°C (79.7°F), and the average low-temperature is 18.5°C (65.3°F). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which represents the influence of relative humidity on air temperature, in October is appraised at 30°C (86°F).

The average relative humidity in December in Justinópolis, Brazil, is 85%.

The month with the most rainfall is December, when the rain falls for 29.1 days and typically aggregates up to 248mm (9.76") of precipitation.

In Justinópolis, in December, it is raining for 29.1 days, with typically 248mm (9.76") of accumulated precipitation.

With an average of 13h and 18min of daylight, December has the longest days of the year.

The average day length in December in Justinópolis, Brazil, is 13h and 19min.

In December, on the first day of the month, sunrise is at 05:08 and sunset at 18:22. On the last day of the month, sunrise is at 05:20 and sunset at 18:38 -03.

December has the least sunshine of the year in Justinópolis, with an average of 7.3h of sunshine.

The average sunshine duration in December is 7.3h.

The months with the lowest UV index are February through July, October through December, with an average maximum UV index of 5.

In December, the average daily maximum UV index in Justinópolis is 5. A UV Index estimate of 3 to 5 represents a medium hazard to health from exposure to the Sun's 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 sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Justinópolis, Brazil

  • Average high temperature in December: 26.5°C

The warmest month (with the highest average high temperature) is September (28.1°C).
The month with the lowest average high temperature is June (23.1°C).

  • Average low temperature in December: 18.5°C

The month with the highest average low temperature is December (18.5°C).
The coldest month (with the lowest average low temperature) is July (13.2°C).

Average pressure in December
Justinópolis, Brazil

  • Average pressure in December: 1012.9mbar

The month with the highest atmospheric pressure is July (1020.8mbar).
The month with the lowest atmospheric pressure is December (1012.9mbar).

Average wind speed in December
Justinópolis, Brazil

  • Average wind speed in December: 7.8km/h

The windiest month (with the highest average wind speed) is September (10km/h).
The calmest month (with the lowest average wind speed) is March (7km/h).

Average humidity in December
Justinópolis, Brazil

  • Average humidity in December: 85%

The month with the highest relative humidity is March (87%).
The month with the lowest relative humidity is September (65%).

Average rainfall in December
Justinópolis, Brazil

  • Average rainfall in December: 248mm

The wettest month (with the highest rainfall) is December (248mm).
The driest month (with the least rainfall) is July (7mm).

Average rainfall days in December
Justinópolis, Brazil

  • Average rainfall days in December: 29.1 days

The month with the highest number of rainy days is December (29.1 days).
The month with the least rainy days is August (5.8 days).

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

  • Average daylight in December: 13h and 18min

The month with the longest days is December (Average daylight: 13h and 18min).
The month with the shortest days is June (Average daylight: 11h and 0min).

  • Average sunshine in December: 7h and 18min

The month with the most sunshine is September (Average sunshine: 9h and 24min).
The month with the least sunshine is December (Average sunshine: 7h and 18min).

Average sunshine days in December
Justinópolis, Brazil

  • Average sunshine days in December: 1.1 days

The month with the most sunshine days is August (23.2 days).
The month with the least sunshine days is December (1.1 days).

Average UV index in December
Justinópolis, Brazil

  • Average UV index in December: 5

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

Average cloud cover in December
Justinópolis, Brazil

  • Average cloud cover in December: 55

The months with the most cloud cover are March and December (Cloud cover 55).
The month with the least cloud cover is August (Cloud cover 22).

Average visibility in December
Justinópolis, Brazil

  • Average visibility in December: 8km

The months with the highest visibility are August, September and October (9km).
The months with the lowest visibility are January, February, March, April and May (7km).