December weather forecastCalçado, Brazil

December

Weather in December

December, the first month of the summer in Calçado, is still a warm month, with temperature in the range of an average high of 29.6°C (85.3°F) and an average low of 19.6°C (67.3°F).

Temperature

Calçado enters December recording an average high-temperature of a still moderately hot 29.6°C (85.3°F), consistent with the temperature of the month gone by. Calçado records a consistent low-temperature of 19.6°C (67.3°F) during December nights.

Heat index

December's heat index is estimated at a tropical 34°C (93.2°F). Adopt additional preventive measures, heat cramps and heat exhaustion are potential outcomes. Prolonged activity may trigger heatstroke.
Understand that the heat index values take into account shaded locations and mild winds. The direct sun can potentially cause the heat index to increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is a numerical representation of warmth when taking temperature and moisture levels into account. The individual's impression of temperature can be affected by numerous factors such as metabolic variations, physical exertion, and attire. Awareness is key; direct sunlight can enhance the weather's impact, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. Young ones often underestimate the need for rest and rehydration. Thirst appears late in dehydration - hence, it is important to keep hydrated, particularly during prolonged physical activities.

Humidity

The least humid month is December, with an average relative humidity of 70%.

Rainfall

In Calçado, in December, during 13.5 rainfall days, 19mm (0.75") of precipitation is typically accumulated. Throughout the year, there are 183.6 rainfall days, and 330mm (12.99") of precipitation is accumulated.

Daylight

December has the longest days of the year, with an average of 12h and 36min of daylight.
On the first day of December, sunrise is at 04:56 and sunset at 17:32. On the last day of the month, sunrise is at 05:09 and sunset at 17:47 -03.

Sunshine

In Calçado, Brazil, the average sunshine in December is 7.9h.

UV index

The months with the highest UV index are January through April, September through December, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: The daily maximum UV index of 6 in December interprets into the following advice:
Adopt measures and apply sun safety strategies. Shielding from skin and eye damage is necessary. Avoid direct Sun exposure and stay in the shade between 10 a.m. and 4 p.m., a time when UV radiation is most intense, noting that not all shade structures offer full protection. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.

Frequently asked questions

The average high-temperature, in December, in Calçado, is 29.6°C (85.3°F), while the average low-temperature is 19.6°C (67.3°F). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which calculates the temperature value influenced by the moisture in the air, in December is estimated at 34°C (93.2°F).

The least humid month is December, with an average relative humidity of 70%.

In Calçado, the average relative humidity in December is 70%.

In Calçado, in December, it is raining for 13.5 days, with typically 19mm (0.75") of accumulated precipitation.

The month with the longest days is December, with an average of 12h and 36min of daylight.

In Calçado, the average day length in December is 12h and 38min.

On the first day of December, sunrise is at 04:56 and sunset at 17:32. On the last day of the month, sunrise is at 05:09 and sunset at 17:47 -03.

The average sunshine duration in December is 7.9h.

The months with the highest UV index are January through April, September through December, with an average maximum UV index of 6.

In Calçado, the average daily maximum UV index in December is 6. A UV Index reading of 6 to 7 represents 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 sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Calçado, Brazil

  • Average high temperature in December: 29.6°C

The warmest month (with the highest average high temperature) is March (29.8°C).
The month with the lowest average high temperature is July (24.5°C).

  • Average low temperature in December: 19.6°C

The months with the highest average low temperature are February and March (19.9°C).
The coldest month (with the lowest average low temperature) is August (16.6°C).

Average pressure in December
Calçado, Brazil

  • Average pressure in December: 1012.2mbar

The month with the highest atmospheric pressure is August (1017mbar).
The months with the lowest atmospheric pressure are February, March, November and December (1012.2mbar).

Average wind speed in December
Calçado, Brazil

  • Average wind speed in December: 17.9km/h

The windiest month (with the highest average wind speed) is October (19km/h).
The calmest month (with the lowest average wind speed) is April (12.9km/h).

Average humidity in December
Calçado, Brazil

  • Average humidity in December: 70%

The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is December (70%).

Average rainfall in December
Calçado, Brazil

  • Average rainfall in December: 19mm

The wettest month (with the highest rainfall) is March (64mm).
The driest month (with the least rainfall) is September (9mm).

Average rainfall days in December
Calçado, Brazil

  • Average rainfall days in December: 13.5 days

The month with the highest number of rainy days is March (18.7 days).
The month with the least rainy days is November (11.2 days).

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

  • Average daylight in December: 12h and 36min

The month with the longest days is December (Average daylight: 12h and 36min).
The month with the shortest days is June (Average daylight: 11h and 36min).

  • Average sunshine in December: 7h and 54min

The month with the most sunshine is November (Average sunshine: 8h and 0min).
The month with the least sunshine is July (Average sunshine: 5h and 12min).

Average sunshine days in December
Calçado, Brazil

  • Average sunshine days in December: 10.5 days

The month with the most sunshine days is December (10.5 days).
The month with the least sunshine days is July (5.9 days).

Average UV index in December
Calçado, Brazil

  • Average UV index in December: 6

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

Average cloud cover in December
Calçado, Brazil

  • Average cloud cover in December: 49

The month with the most cloud cover is July (Cloud cover 71).
The month with the least cloud cover is November (Cloud cover 48).

Average visibility in December
Calçado, Brazil

  • Average visibility in December: 10km

The months with the highest visibility are November and December (10km).
The month with the lowest visibility is May (7km).