December weather forecastEsteio, Brazil

December

Weather in December

The first month of the summer, December, is still a warm month in Esteio, Brazil, with an average temperature fluctuating between 18.6°C (65.5°F) and 29.4°C (84.9°F).

Temperature

December's onset records a minor alteration in the average high-temperature to a still warm 29.4°C (84.9°F) from November's 26.9°C (80.4°F). Esteio experiences a nighttime temperature average of 18.6°C (65.5°F) during December.

Heat index

In December, the heat index is appraised at a tropical 34°C (93.2°F). More safety actions are required, heat exhaustion and heat cramps are probable. Long-term activity may precipitate heatstroke.
Thinking about the heat index, one should account for its values in shaded areas with gentle breezes. Direct sunlight exposure may cause a 15 Fahrenheit (8 Celsius) degrees rise in the heat index.
Note: The heat index, also known as 'felt air temperature' or 'real feel', stands as a testimony to how temperature and humidity combine to impact our sense of warmth. Metabolic differences, pregnancy status, and the level of physical activity are additional factors influencing an individual's weather perception. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Young ones are generally at greater risk than adults due to their limited sweating ability. In addition, their large skin surface relative to their small bodies and higher heat production from their activities add to their vulnerability.

Humidity

The least humid month is December, with an average relative humidity of 73%.

Rainfall

In Esteio, in December, it is raining for 15.3 days, with typically 77mm (3.03") of accumulated precipitation. In Esteio, during the entire year, the rain falls for 168.6 days and collects up to 975mm (38.39") of precipitation.

Daylight

The month with the longest days is December, with an average of 14h and 0min of daylight.
On the first day of the month, sunrise is at 05:16 and sunset at 19:11. On the last day of December, in Esteio, Brazil, sunrise is at 05:27 and sunset at 19:28 -03.

Sunshine

January and December, with an average of 8.5h of sunshine, are months with the most sunshine in Esteio, Brazil.

UV index

January through March, November and December, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV rays for the average person.
Note: The maximum daily UV index of 6 in December converts into the following recommendations:
Conform to measures and uphold sun safety traditions. Warding off skin and eye harm is necessary. The Sun's UV radiation is most potent between 10 a.m. and 4 p.m. Try to limit direct exposure to the Sun during this period. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.

Frequently asked questions

In December, in Esteio, the average high-temperature is 29.4°C (84.9°F), and the average low-temperature is 18.6°C (65.5°F). The average heat index (a.k.a. 'feels like', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, in December is appraised at 34°C (93.2°F).

December is the least humid month in Esteio, Brazil, with an average relative humidity of 73%.

In Esteio, the average relative humidity in December is 73%.

In Esteio, in December, it is raining for 15.3 days, with typically 77mm (3.03") of accumulated precipitation.

The month with the longest days in Esteio, Brazil, is December, with an average of 14h and 0min of daylight.

In Esteio, Brazil, the average day length in December is 14h and 2min.

In December, on the first day of the month, sunrise is at 05:16 and sunset at 19:11. On the last day of the month, in Esteio, Brazil, sunrise is at 05:27 and sunset at 19:28 -03.

The months with the most sunshine are January and December, with an average of 8.5h of sunshine.

In Esteio, Brazil, the average sunshine duration in December is 8.5h.

The months with the highest UV index in Esteio are January through March, November and December, with an average maximum UV index of 6.

In December, the average daily maximum UV index is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability 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
Esteio, Brazil

  • Average high temperature in December: 29.4°C

The warmest month (with the highest average high temperature) is February (30.2°C).
The month with the lowest average high temperature is July (18.7°C).

  • Average low temperature in December: 18.6°C

The months with the highest average low temperature are January and February (19.6°C).
The coldest month (with the lowest average low temperature) is July (10.3°C).

Average pressure in December
Esteio, Brazil

  • Average pressure in December: 1011.4mbar

The month with the highest atmospheric pressure is July (1019.9mbar).
The month with the lowest atmospheric pressure is December (1011.4mbar).

Average wind speed in December
Esteio, Brazil

  • Average wind speed in December: 10.7km/h

The windiest month (with the highest average wind speed) is October (11km/h).
The calmest month (with the lowest average wind speed) is May (9.3km/h).

Average humidity in December
Esteio, Brazil

  • Average humidity in December: 73%

The month with the highest relative humidity is June (82%).
The month with the lowest relative humidity is December (73%).

Average rainfall in December
Esteio, Brazil

  • Average rainfall in December: 77mm

The wettest month (with the highest rainfall) is July (113mm).
The driest month (with the least rainfall) is April (53mm).

Average rainfall days in December
Esteio, Brazil

  • Average rainfall days in December: 15.3 days

The month with the highest number of rainy days is January (18.5 days).
The months with the least rainy days are April, June and August (12.1 days).

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

  • Average daylight in December: 14h and 0min

The month with the longest days is December (Average daylight: 14h and 0min).
The month with the shortest days is June (Average daylight: 10h and 18min).

  • Average sunshine in December: 8h and 30min

The months with the most sunshine are January and December (Average sunshine: 8h and 30min).
The month with the least sunshine is September (Average sunshine: 7h and 18min).

Average sunshine days in December
Esteio, Brazil

  • Average sunshine days in December: 14.5 days

The months with the most sunshine days are April and August (16.8 days).
The month with the least sunshine days is February (10.1 days).

Average UV index in December
Esteio, Brazil

  • Average UV index in December: 6

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

Average cloud cover in December
Esteio, Brazil

  • Average cloud cover in December: 32

The month with the most cloud cover is September (Cloud cover 39).
The month with the least cloud cover is November (Cloud cover 30).

Average visibility in December
Esteio, Brazil

  • Average visibility in December: 9km

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