December weather forecast
Porto Alegre do Tocantins, Brazil

December

Weather in December

December, the first month of the summer in Porto Alegre do Tocantins, is also a moderately hot month, with an average temperature fluctuating between 20.4°C (68.7°F) and 28.8°C (83.8°F).

Temperature

An average high-temperature of a still moderately hot 28.8°C (83.8°F) marks December, exhibiting a close resemblance to the conditions in November. During the month of December, Porto Alegre do Tocantins anticipates a mean low-temperature of 20.4°C (68.7°F).

Heat index

The average heat index in December is evaluated at a hot 34°C (93.2°F). Exercise more precautions, heat cramps and heat exhaustion are potential risks. Continuous activity could precipitate heatstroke.
In the scope of the heat index, its values resonate with shade and light wind conditions. The presence of direct sunlight can raise the heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', represents the fusion of temperature and moisture in the air to suggest how warm it feels. An individual's temperature experience can be influenced by extra factors, including metabolic differences, activity levels, and clothing. When in direct sunlight, one should be cautious as it can raise the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. Children frequently do not understand the need for recuperation and hydration. Thirst, being a late manifestation of dehydration, underlines the need to hydrate frequently, especially when engaging in prolonged physical exercises.

Humidity

In December, the average relative humidity is 77%.

Rainfall

In Porto Alegre do Tocantins, in December, it is raining for 25 days, with typically 171mm (6.73") of accumulated precipitation. Throughout the year, in Porto Alegre do Tocantins, Brazil, there are 189.7 rainfall days, and 1222mm (48.11") of precipitation is accumulated.

Daylight

December has the longest days of the year, with an average of 12h and 48min of daylight.
On the first day of December, sunrise is at 05:34 and sunset at 18:20. On the last day of the month, sunrise is at 05:47 and sunset at 18:35 -03.

Sunshine

The average sunshine in December is 9.5h.

UV index

January through July, October through December, with an average maximum UV index of 6, are months with the lowest UV index in Porto Alegre do Tocantins, Brazil. A UV Index estimate of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: During December, 6 as the daily maximum UV index converts into the following advice:
Sidestep overexposure. Individuals with fair complexions risk burning in fewer than 20 minutes. Minimize exposure to direct sunlight and seek shade from 10 a.m. to 4 p.m., when UV radiation is most intense, but remember that shade structures may not offer complete protection. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.

Frequently asked questions

Is it hot during December?
Porto Alegre do Tocantins in December has an average high-temperature of 28.8°C (83.8°F) and an average low-temperature of 20.4°C (68.7°F). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which factors the actual air temperature with the relative humidity, in December is evaluated at 34°C (93.2°F).
What is the average humidity in December?
The average relative humidity in December is 77%.
How much does it rain in December?
In Porto Alegre do Tocantins, in December, during 25 rainfall days, 171mm (6.73") of precipitation is typically accumulated.
When are the longest days?
December has the longest days of the year, with an average of 12h and 48min of daylight.
What is the average length of the day in December?
The average day length in December is 12h and 48min.
When are sunrise and sunset in December in Porto Alegre do Tocantins?
On the first day of December, sunrise is at 05:34 and sunset at 18:20. On the last day of the month, sunrise is at 05:47 and sunset at 18:35 -03.
How long on average sun shines in December?
In December, the average sunshine duration is 9.5h.
When is the lowest UV index?
The months with the lowest UV index are January through July, October through December, with an average maximum UV index of 6.
What is the UV index intensity in December?
The average daily maximum UV index in December in Porto Alegre do Tocantins is 6. A UV Index value of 6 to 7 symbolizes a high health risk 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 - Porto Alegre do Tocantins, Brazil
Average temperature in December
Porto Alegre do Tocantins, Brazil
  • Average high temperature in December: 28.8°C

The warmest month (with the highest average high temperature) is September (33.9°C).
The months with the lowest average high temperature are January, April and May (28.3°C).

  • Average low temperature in December: 20.4°C

The month with the highest average low temperature is October (22.3°C).
The coldest month (with the lowest average low temperature) is July (18.4°C).

Average pressure in December - Porto Alegre do Tocantins, Brazil
Average pressure in December
Porto Alegre do Tocantins, Brazil
  • Average pressure in December: 1011.3mbar

The month with the highest atmospheric pressure is July (1016.4mbar).
The month with the lowest atmospheric pressure is November (1010.8mbar).

Average wind speed in December - Porto Alegre do Tocantins, Brazil
Average wind speed in December
Porto Alegre do Tocantins, Brazil
  • Average wind speed in December: 7.5km/h

The windiest month (with the highest average wind speed) is August (12.8km/h).
The calmest month (with the lowest average wind speed) is March (6km/h).

Average humidity in December - Porto Alegre do Tocantins, Brazil
Average humidity in December
Porto Alegre do Tocantins, Brazil
  • Average humidity in December: 77%

The month with the highest relative humidity is March (82%).
The month with the lowest relative humidity is September (37%).

Average rainfall in December - Porto Alegre do Tocantins, Brazil
Average rainfall in December
Porto Alegre do Tocantins, Brazil
  • Average rainfall in December: 171mm

The wettest month (with the highest rainfall) is March (207mm).
The driest month (with the least rainfall) is July (0mm).

Average rainfall days in December - Porto Alegre do Tocantins, Brazil
Average rainfall days in December
Porto Alegre do Tocantins, Brazil
  • Average rainfall days in December: 25 days

The month with the highest number of rainy days is March (28 days).
The month with the least rainy days is August (0.6 days).

Average daylight in December / Average sunshine in December - Porto Alegre do Tocantins, Brazil
Average daylight in December /
Average sunshine in December
Porto Alegre do Tocantins, Brazil
  • Average daylight in December: 12h and 5min

The month with the longest days is December (Average daylight: 12h and 48min).
The month with the shortest days is June (Average daylight: 11h and 30min).

  • Average sunshine in December: 9h and 3min

The month with the most sunshine is October (Average sunshine: 10h and 54min).
The month with the least sunshine is May (Average sunshine: 7h and 0min).

Average sunshine days in December - Porto Alegre do Tocantins, Brazil
Average sunshine days in December
Porto Alegre do Tocantins, Brazil
  • Average sunshine days in December: 5.2 days

The month with the most sunshine days is July (30.3 days).
The month with the least sunshine days is March (2.3 days).

Average UV index in December - Porto Alegre do Tocantins, Brazil
Average UV index in December
Porto Alegre do Tocantins, Brazil
  • Average UV index in December: 6

The months with the highest UV index are August and September (UV index 7).
The months with the lowest UV index are January, February, March, April, May, June, July, October, November and December (UV index 6).

Average cloud cover in December - Porto Alegre do Tocantins, Brazil
Average cloud cover in December
Porto Alegre do Tocantins, Brazil
  • Average cloud cover in December: 44

The month with the most cloud cover is March (Cloud cover 48).
The months with the least cloud cover are July and August (Cloud cover 11).

Average visibility in December - Porto Alegre do Tocantins, Brazil
Average visibility in December
Porto Alegre do Tocantins, Brazil
  • Average visibility in December: 9km

The months with the highest visibility are June, July, August, September and October (10km).
The months with the lowest visibility are January, March and April (8km).

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