December weather forecast
Bertópolis, Brazil

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Weather in December

The first month of the summer, December, is also a moderately hot month in Bertópolis, Brazil, with an average temperature varying between 29.6°C (85.3°F) and 20.5°C (68.9°F).

Temperature

At the start of December, Bertópolis's average high-temperature reaches a still moderately hot 29.6°C (85.3°F), subtly different from the preceding month. During the month of December, the temperature in Bertópolis generally drops to a low average of 20.5°C (68.9°F).

Heat index

In December, the average heat index is evaluated at a fiery hot 37°C (98.6°F). Incorporate extra safety measures to avoid heat exhaustion and heat cramps. Continuous activity could provoke heatstroke.
Regarding the heat index, one should be aware it's determined by shaded settings and mild winds. With exposure to direct sunshine, the heat index could climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', shows a temperature sensation when both heat and moisture conditions are combined. Metabolic differences, pregnancy status, and the level of physical activity are additional factors influencing an individual's weather perception. Consider the sun's direct rays and their impact; they can potentially increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Kids are generally in more danger than adults because they perspire less. Their large skin surface area compared to their small bodies and the excessive heat due to their actions raises their risk.
Evaporating sweat, thanks to perspiration, acts as a natural air conditioner for the human body. Under conditions of high relative humidity, the rate of evaporation decreases. This results in the body retaining more heat than under conditions of dry air. If heat absorption exceeds the body's cooling ability, body temperature can elevate, resulting in potential thermal illnesses.

Humidity

In December, the average relative humidity is 83%.

Rainfall

December is the month with the most rainfall. Rain falls for 23.9 days and accumulates 148mm (5.83") 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 December, sunrise is at 04:59 and sunset at 18:03. On the last day of the month, sunrise is at 05:11 and sunset at 18:19 -03.

Sunshine

The average sunshine in December in Bertópolis is 7.4h.

UV index

January through June, August through December, with an average maximum UV index of 6, are months with the highest UV index in Bertópolis. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for the average person.
Note: In December, the UV index of 6 transforms into the following advice:
Skirt overexposure. People with light complexions might get scorched in under 20 minutes. Stay in the shade and limit sun exposure from 10 a.m. to 4 p.m., when UV radiation is most potent. Keep in mind that shade structures like parasols or canopies do not offer full protection. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.
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Frequently asked questions

How hot does it get in Bertópolis in December?

In Bertópolis, 29.6°C (85.3°F) is the average high-temperature and 20.5°C (68.9°F) is the average low-temperature during December. In December, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, is evaluated at 37°C (98.6°F).

What is the average humidity in December in Bertópolis?

In December, the average relative humidity in Bertópolis is 83%.

What is the wettest month in Bertópolis?

The month with the most rainfall in Bertópolis is December, when the rain falls for 23.9 days and typically aggregates up to 148mm (5.83") of precipitation.

How much does it rain in Bertópolis in December?

In Bertópolis, during December, the rain falls for 23.9 days and regularly aggregates up to 148mm (5.83") of precipitation.

When are the longest days in Bertópolis?

With an average of 13h and 6min of daylight, December has the longest days of the year in Bertópolis, Brazil.

How many hours of daylight does Bertópolis have in December?

The average day length in December in Bertópolis is 13h and 8min.

When is the sunrise / sunset in December in Bertópolis?

In December, on the first day of the month, sunrise is at 04:59 and sunset at 18:03. On the last day of the month, sunrise is at 05:11 and sunset at 18:19 -03.

How long on average sun shines in December in Bertópolis?

The average sunshine duration in December in Bertópolis is 7.4h.

What are the months with the highest UV index in Bertópolis?

January through June, August through December, with an average maximum UV index of 6, are months with the highest UV index in Bertópolis, Brazil.

How high is the UV index in December in Bertópolis?

The average daily maximum UV index in December in Bertópolis is 6. A UV Index value of 6 to 7 symbolizes a high hazard to health from exposure to Sun's UV rays.

Average temperature in December
Bertópolis, Brazil

Average temperature in December - Bertópolis, Brazil
  • Average high temperature in December: 29.6°C

The warmest month (with the highest average high temperature) is February (30.9°C).
The month with the lowest average high temperature is July (25.8°C).

  • Average low temperature in December: 20.5°C

The months with the highest average low temperature are January, February and March (20.6°C).
The coldest month (with the lowest average low temperature) is July (16.8°C).

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Average pressure in December
Bertópolis, Brazil

Average pressure in December - Bertópolis, Brazil
  • Average pressure in December: 1012.8mbar

The month with the highest atmospheric pressure is July (1020.5mbar).
The month with the lowest atmospheric pressure is December (1012.8mbar).

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Average wind speed in December
Bertópolis, Brazil

Average wind speed in December - Bertópolis, Brazil
  • Average wind speed in December: 8.7km/h

The windiest month (with the highest average wind speed) is October (10.5km/h).
The calmest month (with the lowest average wind speed) is May (7.2km/h).

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Average humidity in December
Bertópolis, Brazil

Average humidity in December - Bertópolis, Brazil
  • Average humidity in December: 83%

The month with the highest relative humidity is April (85%).
The month with the lowest relative humidity is September (74%).

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Average rainfall in December
Bertópolis, Brazil

Average rainfall in December - Bertópolis, Brazil
  • Average rainfall in December: 148mm

The wettest month (with the highest rainfall) is December (148mm).
The driest month (with the least rainfall) is September (18mm).

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Average rainfall days in December
Bertópolis, Brazil

Average rainfall days in December - Bertópolis, Brazil
  • Average rainfall days in December: 23.9 days

The month with the highest number of rainy days is December (23.9 days).
The month with the least rainy days is September (13.8 days).

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

Average daylight in December / Average sunshine in December - Bertópolis, 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 2min

The month with the most sunshine is February (Average sunshine: 8h and 24min).
The month with the least sunshine is October (Average sunshine: 6h and 36min).

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Average sunshine days in December
Bertópolis, Brazil

Average sunshine days in December - Bertópolis, Brazil
  • Average sunshine days in December: 5.7 days

The month with the most sunshine days is September (12.2 days).
The month with the least sunshine days is November (5.1 days).

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Average UV index in December
Bertópolis, Brazil

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

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

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Average cloud cover in December
Bertópolis, Brazil

Average cloud cover in December - Bertópolis, Brazil
  • Average cloud cover in December: 56

The months with the most cloud cover are April and November (Cloud cover 61).
The month with the least cloud cover is September (Cloud cover 46).

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Average visibility in December
Bertópolis, Brazil

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

The month with the highest visibility is September (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, November and December (7km).

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Bertópolis, Brazil

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