December weather forecast
Itauçu, Brazil

December

Weather in December

December, the first month of the summer in Itauçu, is still a warm month, with an average temperature varying between 27°C (80.6°F) and 18.8°C (65.8°F).

Temperature

Itauçu's weather in December, with an average high-temperature of a still warm 27°C (80.6°F), subtly shifts from November's 27.5°C (81.5°F). In the month of December, the average low-temperature usually rests at an enjoyable 18.8°C (65.8°F).

Heat index

For most parts of December, the heat index is appraised at a tropical 30°C (86°F). Unrelenting activity during exposure could cause fatigue and potentially lead to heat cramps.
When referencing the heat index, its values are suitable for shady environments and light breezes. Direct exposure to sunlight could raise the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', joins air temperature with relative humidity to produce a temperature perception for humans. This effect is subjective, differing among individuals based on their physical activity and perception of heat, which can be influenced by factors like wind, clothing, and metabolic variances. Consider that direct sun exposure can intensify the felt heat, adding potentially 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are essentially critical for children. Young people are generally more susceptible than adults because they perspire less. Furthermore, their proportionally larger skin surface to their petite bodies and the increased heat output from their actions add to the risk.

Humidity

In Itauçu, the average relative humidity in December is 87%.

Rainfall

In December, in Itauçu, the rain falls for 27.5 days. Throughout December, 160mm (6.3") of precipitation is accumulated. Throughout the year, there are 202.6 rainfall days, and 1082mm (42.6") of precipitation is accumulated.

Daylight

December has the longest days of the year in Itauçu, with an average of 13h and 6min of daylight.
On the first day of the month, sunrise is at 05:36 and sunset at 18:38. On the last day of December, sunrise is at 05:49 and sunset at 18:53 -03.

Sunshine

The months with the least sunshine in Itauçu are January and December, with an average of 6.9h of sunshine.

UV index

February, March, May, November and December, with an average maximum UV index of 5, are months with the lowest UV index. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: The maximum daily UV index of 5 during December translates into the following directions:
Exercise prevention - Protecting skin and eyes from harm is required. The Sun's radiation is especially intense around midday; try to stay in shade during this period. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.

Frequently asked questions

What is the temperature in December in Itauçu?
In Itauçu, 27°C (80.6°F) is the average high-temperature and 18.8°C (65.8°F) is the average low-temperature during December. In December, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, is appraised at 30°C (86°F).
What is the average humidity in December in Itauçu?
In Itauçu, the average relative humidity in December is 87%.
How many days does it rain in December in Itauçu?
In Itauçu, Brazil, in December, during 27.5 rainfall days, 160mm (6.3") of precipitation is typically accumulated.
When are the longest days in Itauçu?
The month with the longest days in Itauçu is December, with an average of 13h and 6min of daylight.
What is the average length of the day in December in Itauçu?
The average day length in December in Itauçu, Brazil, is 13h and 5min.
What time are sunrise and sunset in December in Itauçu?
In December, on the first day of the month, sunrise is at 05:36 and sunset at 18:38. On the last day of the month, in Itauçu, sunrise is at 05:49 and sunset at 18:53 -03.
What are the months with the least sunshine in Itauçu?
January and December, with an average of 6.9h of sunshine, are months with the least sunshine in Itauçu, Brazil.
How many hours of sunshine does Itauçu have in December?
In December, the average sunshine duration in Itauçu, Brazil, is 6.9h.
What is the month with the lowest UV index in Itauçu?
The months with the lowest UV index in Itauçu, Brazil, are February, March, May, November and December, with an average maximum UV index of 5.
What is the UV index reading in December in Itauçu?
In December, the average daily maximum UV index in Itauçu is 5. A UV Index value of 3 to 5 symbolizes a medium health risk 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 daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in December - Itauçu, Brazil
Average temperature in December
Itauçu, Brazil
  • Average high temperature in December: 27°C

The warmest month (with the highest average high temperature) is September (32.7°C).
The month with the lowest average high temperature is May (26.1°C).

  • Average low temperature in December: 18.8°C

The month with the highest average low temperature is October (20.1°C).
The coldest months (with the lowest average low temperature) are June and July (15.5°C).

Average pressure in December - Itauçu, Brazil
Average pressure in December
Itauçu, Brazil
  • Average pressure in December: 1011.4mbar

The month with the highest atmospheric pressure is July (1017.3mbar).
The month with the lowest atmospheric pressure is November (1011mbar).

Average wind speed in December - Itauçu, Brazil
Average wind speed in December
Itauçu, Brazil
  • Average wind speed in December: 6.7km/h

The windiest month (with the highest average wind speed) is August (8.9km/h).
The calmest month (with the lowest average wind speed) is March (5.7km/h).

Average humidity in December - Itauçu, Brazil
Average humidity in December
Itauçu, Brazil
  • Average humidity in December: 87%

The month with the highest relative humidity is March (90%).
The month with the lowest relative humidity is August (42%).

Average rainfall in December - Itauçu, Brazil
Average rainfall in December
Itauçu, Brazil
  • Average rainfall in December: 160mm

The wettest month (with the highest rainfall) is November (184mm).
The driest month (with the least rainfall) is July (2mm).

Average rainfall days in December - Itauçu, Brazil
Average rainfall days in December
Itauçu, Brazil
  • Average rainfall days in December: 27.5 days

The month with the highest number of rainy days is December (27.5 days).
The month with the least rainy days is August (1.6 days).

Average daylight in December / Average sunshine in December - Itauçu, Brazil
Average daylight in December /
Average sunshine in December
Itauçu, 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 12min).

  • Average sunshine in December: 6h and 5min

The month with the most sunshine is August (Average sunshine: 9h and 54min).
The months with the least sunshine are January and December (Average sunshine: 6h and 54min).

Average sunshine days in December - Itauçu, Brazil
Average sunshine days in December
Itauçu, Brazil
  • Average sunshine days in December: 2.7 days

The month with the most sunshine days is August (29.3 days).
The month with the least sunshine days is February (2 days).

Average UV index in December - Itauçu, Brazil
Average UV index in December
Itauçu, Brazil
  • Average UV index in December: 5

The months with the highest UV index are August and September (UV index 7).
The months with the lowest UV index are February, March, May, November and December (UV index 5).

Average cloud cover in December - Itauçu, Brazil
Average cloud cover in December
Itauçu, Brazil
  • Average cloud cover in December: 58

The months with the most cloud cover are January and March (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 12).

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

The months with the highest visibility are July, August and September (10km).
The month with the lowest visibility is March (6km).

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