December weather forecast
Itaquara, Brazil

December

Weather in December

The first month of the summer, December, is still a warm month in Itaquara, Brazil, with an average temperature varying between 28.3°C (82.9°F) and 19.1°C (66.4°F).

Temperature

An average high-temperature of a still warm 28.3°C (82.9°F) marks December, exhibiting a close resemblance to the conditions in November. In Itaquara, an average temperature of 19.1°C (66.4°F) is noted during December nights.

Heat index

The heat index in December is computed to be a hot 33°C (91.4°F). Adopt additional preventive measures, heat cramps and heat exhaustion are potential outcomes. Prolonged activity may trigger heatstroke.
Heat index specifics point out values are for conditions of shade and a slight breeze. Uninterrupted exposure to the sun may boost the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', is a fusion of air temperature and moisture levels to demonstrate the sensation of heat. Factors including metabolic differences, physical activity, and clothing are additional elements that influence the individual's temperature experience. Realize that direct exposure to sunlight can augment the felt heat, leading to a potential increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Young individuals usually face greater risks than adults as their sweat production is less. Also, their larger skin surface relative to their small bodies and the high heat generation due to their activity contributes to their vulnerability.

Humidity

February and December, with an average relative humidity of 82%, are the least humid months in Itaquara.

Rainfall

In Itaquara, in December, during 23.3 rainfall days, 106mm (4.17") of precipitation is typically accumulated. Throughout the year, in Itaquara, there are 276.4 rainfall days, and 782mm (30.79") of precipitation is accumulated.

Daylight

The month with the longest days in Itaquara is December, with an average of 12h and 54min of daylight.
On the first day of December, sunrise is at 05:03 and sunset at 17:54. On the last day of the month, sunrise is at 05:15 and sunset at 18:10 -03.

Sunshine

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

UV index

In December, the average daily maximum UV index in Itaquara is 5. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for the average person.
Note: The maximum daily UV index of 5 in December converts into the following recommendations:
Take necessary precautions - Protection from skin and eye injury is mandatory. Around midday, solar radiation is most harmful; hence, exposure should be limited. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.

Frequently asked questions

How hot does it get in Itaquara in December?
Itaquara in December has an average high-temperature of 28.3°C (82.9°F) and an average low-temperature of 19.1°C (66.4°F). In December, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines relative humidity and air temperature, is computed to be 33°C (91.4°F).
What are the least humid months in Itaquara?
The months with the lowest humidity in Itaquara, Brazil, are February and December, with an average relative humidity of 82%.
What is the average humidity in December in Itaquara?
In December, the average relative humidity in Itaquara is 82%.
How many days does it rain in December in Itaquara?
In December, the rain falls for 23.3 days. Throughout December, 106mm (4.17") of precipitation is accumulated.
When are the longest days in Itaquara?
The month with the longest days in Itaquara is December, with an average of 12h and 54min of daylight.
What is the average length of the day in December in Itaquara?
In December, the average day length is 12h and 55min.
What time are sunrise and sunset in December in Itaquara?
In December, on the first day of the month, sunrise is at 05:03 and sunset at 17:54. On the last day of the month, in Itaquara, Brazil, sunrise is at 05:15 and sunset at 18:10 -03.
How many hours of sunshine does Itaquara have in December?
The average sunshine duration in December is 7h.
What is the UV index reading in December in Itaquara?
In December, the average daily maximum UV index in Itaquara is 5. A UV Index estimate of 3 to 5 represents a medium hazard to health from unsafe exposure to Sun's UV rays.
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
Itaquara, Brazil
  • Average high temperature in December: 28.3°C

The warmest month (with the highest average high temperature) is March (28.7°C).
The month with the lowest average high temperature is July (23.2°C).

  • Average low temperature in December: 19.1°C

The month with the highest average low temperature is March (19.4°C).
The coldest month (with the lowest average low temperature) is August (15.7°C).

Average pressure in December
Itaquara, Brazil
  • Average pressure in December: 1013.1mbar

The month with the highest atmospheric pressure is July (1019.4mbar).
The month with the lowest atmospheric pressure is December (1013.1mbar).

Average wind speed in December
Itaquara, Brazil
  • Average wind speed in December: 11.4km/h

The windiest months (with the highest average wind speed) are September and October (13.1km/h).
The calmest month (with the lowest average wind speed) is April (10km/h).

Average humidity in December
Itaquara, Brazil
  • Average humidity in December: 82%

The months with the highest relative humidity are June and July (89%).
The months with the lowest relative humidity are February and December (82%).

Average rainfall in December
Itaquara, Brazil
  • Average rainfall in December: 106mm

The wettest month (with the highest rainfall) is March (108mm).
The driest month (with the least rainfall) is September (27mm).

Average rainfall days in December
Itaquara, Brazil
  • Average rainfall days in December: 23.3 days

The month with the highest number of rainy days is January (24.7 days).
The month with the least rainy days is September (20 days).

Average daylight in December /
Average sunshine in December
Itaquara, Brazil
  • Average daylight in December: 12h and 5min

The month with the longest days is December (Average daylight: 12h and 54min).
The month with the shortest days is June (Average daylight: 11h and 18min).

  • Average sunshine in December: 7h and 0min

The months with the most sunshine are January and February (Average sunshine: 7h and 36min).
The month with the least sunshine is July (Average sunshine: 3h and 36min).

Average sunshine days in December
Itaquara, Brazil
  • Average sunshine days in December: 5.3 days

The month with the most sunshine days is December (5.3 days).
The months with the least sunshine days are April and July (2.3 days).

Average UV index in December
Itaquara, Brazil
  • Average UV index in December: 5

The months with the highest UV index are January, February, March, September and November (UV index 6).
The months with the lowest UV index are June and July (UV index 4).

Average cloud cover in December
Itaquara, Brazil
  • Average cloud cover in December: 67

The month with the most cloud cover is July (Cloud cover 78).
The month with the least cloud cover is December (Cloud cover 67).

Average visibility in December
Itaquara, Brazil
  • Average visibility in December: 7km

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

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