December weather forecastSapupara, Brazil

December

Weather in December

The first month of the summer, December, is also a hot month in Sapupara, Brazil, with an average temperature varying between 31.9°C (89.4°F) and 24.6°C (76.3°F).

Temperature

Sapupara's average high-temperature in December is a still hot 31.9°C (89.4°F), marking an insignificant difference from the 32.2°C (90°F) of November. The average temperature drops to a moderately hot 24.6°C (76.3°F) during the night in the month of December.

Heat index

In December, the average heat index is appraised at a blisteringly hot 40°C (104°F). Undertake additional safety actions, risk of heat cramps and heat exhaustion is significant. Persistent activity may induce heatstroke.
Thinking about the heat index, one should account for its values in shaded areas with gentle breezes. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is found by incorporating humidity levels into the air temperature measurement. Additional elements encompassing metabolic differences, the degree of physical activity, and attire can impact the individual's perception of temperature. With direct sunlight, be aware that it might enhance the heat sensation, raising the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Children often overlook the necessity for resting and fluid replenishment. Thirst is a late sign of dehydration - thus, it is critical to stay hydrated, especially during extended periods of physical activities.
When the body gets too warm, it perspires, leading to sweat evaporation which cools it down. With excessive moisture in the atmosphere, the effectiveness of the evaporation process is decreased, causing the body to cool down less efficiently, leading to a sensation of overheating. If the body retains more heat than it can expel, the increasing temperature can lead to heat-related conditions.

Humidity

In Sapupara, the average relative humidity in December is 71%.

Rainfall

In Sapupara, in December, it is raining for 13.2 days, with typically 19mm (0.75") of accumulated precipitation. In Sapupara, during the entire year, the rain falls for 183.1 days and collects up to 511mm (20.12") of precipitation.

Daylight

With an average of 12h and 18min of daylight, December has the longest days of the year.
On the first day of the month, sunrise is at 05:13 and sunset at 17:34. On the last day of December, sunrise is at 05:27 and sunset at 17:48 -03.

Sunshine

In Sapupara, the average sunshine in December is 7.3h.

UV index

January through March, May through December, with an average maximum UV index of 7, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: The maximum daily UV index of 7 in December interprets into the following recommendations:
Ward off overexposure. Defence against solar harm is crucial. Try to minimize direct Sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Also note that objects like parasols or canopies might not provide complete sun protection. Stay sun-safe with clothing that is both closely woven and worn loosely.

Frequently asked questions

The high-temperature during December is 31.9°C (89.4°F) and the low-temperature is 24.6°C (76.3°F). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which combines air temperature and relative humidity, in December is appraised at 40°C (104°F).

In Sapupara, the average relative humidity in December is 71%.

In Sapupara, in December, during 13.2 rainfall days, 19mm (0.75") of precipitation is typically accumulated.

With an average of 12h and 18min of daylight, December has the longest days of the year.

The average day length in December is 12h and 21min.

On the first day of December, sunrise is at 05:13 and sunset at 17:34. On the last day of the month, sunrise is at 05:27 and sunset at 17:48 -03.

In Sapupara, the average sunshine duration in December is 7.3h.

January through March, May through December, with an average maximum UV index of 7, are months with the highest UV index.

The average daily maximum UV index in December is 7. A UV Index value of 6 to 7 symbolizes a high health risk from 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 sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Sapupara, Brazil

  • Average high temperature in December: 31.9°C

The warmest month (with the highest average high temperature) is October (32.5°C).
The month with the lowest average high temperature is June (30.3°C).

  • Average low temperature in December: 24.6°C

The month with the highest average low temperature is December (24.6°C).
The coldest month (with the lowest average low temperature) is July (21.8°C).

Average pressure in December
Sapupara, Brazil

  • Average pressure in December: 1010.6mbar

The month with the highest atmospheric pressure is July (1013.9mbar).
The month with the lowest atmospheric pressure is November (1010.3mbar).

Average wind speed in December
Sapupara, Brazil

  • Average wind speed in December: 16.6km/h

The windiest month (with the highest average wind speed) is September (19.2km/h).
The calmest month (with the lowest average wind speed) is April (11.2km/h).

Average humidity in December
Sapupara, Brazil

  • Average humidity in December: 71%

The month with the highest relative humidity is April (81%).
The months with the lowest relative humidity are September and October (68%).

Average rainfall in December
Sapupara, Brazil

  • Average rainfall in December: 19mm

The wettest month (with the highest rainfall) is April (94mm).
The driest month (with the least rainfall) is September (3mm).

Average rainfall days in December
Sapupara, Brazil

  • Average rainfall days in December: 13.2 days

The month with the highest number of rainy days is April (23.8 days).
The month with the least rainy days is September (5.6 days).

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

  • Average daylight in December: 12h and 18min

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

  • Average sunshine in December: 7h and 18min

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

Average sunshine days in December
Sapupara, Brazil

  • Average sunshine days in December: 14.6 days

The month with the most sunshine days is September (20.9 days).
The month with the least sunshine days is April (3.7 days).

Average UV index in December
Sapupara, Brazil

  • Average UV index in December: 7

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

Average cloud cover in December
Sapupara, Brazil

  • Average cloud cover in December: 42

The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is August (Cloud cover 25).

Average visibility in December
Sapupara, Brazil

  • Average visibility in December: 10km

The months with the highest visibility are January, February, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are March, April and May (9km).