December weather forecastGuabiju, Brazil

December

Weather in December

December, the first month of the summer in Guabiju, is also a moderately hot month, with an average temperature fluctuating between 16.3°C (61.3°F) and 27.2°C (81°F).

Temperature

At the onset of December, Guabiju records an average high-temperature of a still warm 27.2°C (81°F), showing little deviation from the preceding month. Nighttime temperatures in December average to an enjoyable 16.3°C (61.3°F).

Heat index

During December, the heat index is estimated at a hot 30°C (86°F). Exhaustion is likely with prolonged exposure and activity. Sustaining activity may result in heat cramps.
In the scope of the heat index, its values resonate with shade and light wind conditions. Exposing to direct sunshine may enhance heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is a measure that combines air temperature and relative humidity into a single value that indicates how hot the weather feels. The impact of weather on an individual can be subjective, affected by the person's activity and heat perception, which can vary due to elements including wind, clothing, and metabolic differences. Being under direct sunshine can magnify the heat experience, possibly pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it's vital to remain hydrated, particularly during prolonged physical activities.

Humidity

December is the least humid month, with an average relative humidity of 80%.

Rainfall

In December, the rain falls for 16.6 days. Throughout December, 92mm (3.62") of precipitation is accumulated. Throughout the year, there are 175.8 rainfall days, and 1156mm (45.51") of precipitation is accumulated.

Snowfall

January through June, September through December are months without snowfall.

Daylight

The month with the longest days is December, with an average of 13h and 54min of daylight.
On the first day of the month, sunrise is at 05:21 and sunset at 19:10. On the last day of December, sunrise is at 05:32 and sunset at 19:27 -03.

Sunshine

The month with the most sunshine in Guabiju is December, with an average of 8.4h of sunshine.

UV index

The months with the highest UV index are January, February and December, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: A daily high UV index of 6 in December leads to these guidelines:
Shield from overexposure. Defense against sun-related harm is required. Seek shade and limit direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Keep in mind that shade structures like parasols or canopies do not offer complete sun protection. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.

Updated: Feb 2, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

The high-temperature, in December, in Guabiju, is 27.2°C (81°F), while the low-temperature averages to 16.3°C (61.3°F). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, in December is estimated at 30°C (86°F).

December is the least humid month in Guabiju, Brazil, with an average relative humidity of 80%.

In December, the average relative humidity in Guabiju, Brazil, is 80%.

In Guabiju, in December, it is raining for 16.6 days, with typically 92mm (3.62") of accumulated precipitation.

In Guabiju, Brazil, snow does not fall in January through June, September through December.

The month with the longest days in Guabiju is December, with an average of 13h and 54min of daylight.

In December, the average day length in Guabiju is 13h and 56min.

In December, on the first day of the month, sunrise is at 05:21 and sunset at 19:10. On the last day of the month, in Guabiju, Brazil, sunrise is at 05:32 and sunset at 19:27 -03.

The month with the most sunshine in Guabiju, Brazil, is December, with an average of 8.4h of sunshine.

In Guabiju, Brazil, the average sunshine duration in December is 8.4h.

The months with the highest UV index in Guabiju are January, February and December, with an average maximum UV index of 6.

In Guabiju, the average daily maximum UV index in December is 6. A UV Index of 6 to 7 symbolizes a high hazard to health from unsafe exposure to Sun's UV rays.

Today

Tomorrow

Long-term

Year J F M A M J J A S O N December

Nov

December

Jan

Average high temperature

25.1°C

27.2°C

27.5°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

9.2km/h

8.7km/h

8.6km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

13.3

16.6

18.1

Average snowfall days

Average daylight

Average sunshine

Average sunshine days

16.2

13.3

12.1

Average UV index

Average cloud cover

Average visibility

Average temperature in December
Guabiju, Brazil

Average high temperature in December: 27.2°C

The warmest month (with the highest average high temperature) is February (27.8°C).
The month with the lowest average high temperature is July (17.3°C).

Average low temperature in December: 16.3°C

The month with the highest average low temperature is January (17.3°C).
The coldest month (with the lowest average low temperature) is July (8.5°C).

Average pressure in December
Guabiju, Brazil

Average pressure in December: 1011.5mbar

The month with the highest atmospheric pressure is July (1020.1mbar).
The month with the lowest atmospheric pressure is December (1011.5mbar).

Average wind speed in December
Guabiju, Brazil

Average wind speed in December: 8.1km/h

The windiest month (with the highest average wind speed) is August (9.4km/h).
The calmest months (with the lowest average wind speed) are February, March and April (7.9km/h).

Average humidity in December
Guabiju, Brazil

Average humidity in December: 80%

The months with the highest relative humidity are May, June and July (87%).
The month with the lowest relative humidity is December (80%).

Average rainfall in December
Guabiju, Brazil

Average rainfall in December: 92mm

The wettest month (with the highest rainfall) is July (130mm).
The driest month (with the least rainfall) is April (69mm).

Average rainfall days in December
Guabiju, Brazil

Average rainfall days in December: 16.6 days

The month with the highest number of rainy days is January (18.1 days).
The month with the least rainy days is June (12.2 days).

Average snowfall days in December
Guabiju, Brazil

Average snowfall days in December: 0 days

The months with the highest number of snowfall days are July and August (0.1 days).
The months with the least snowfall days are January, February, March, April, May, June, September, October, November and December (0 days).

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

Average daylight in December: 13h and 54min

The month with the longest days is December (Average daylight: 13h and 54min).
The month with the shortest days is June (Average daylight: 10h and 24min).

Average sunshine in December: 8h and 24min

The month with the most sunshine is December (Average sunshine: 8h and 24min).
The month with the least sunshine is May (Average sunshine: 7h and 6min).

Average sunshine days in December
Guabiju, Brazil

Average sunshine days in December: 13.3 days

The month with the most sunshine days is November (16.2 days).
The month with the least sunshine days is February (10.6 days).

Average UV index in December
Guabiju, Brazil

Average UV index in December: 6

The months with the highest UV index are January, February and December (UV index 6).
The month with the lowest UV index is May (UV index 3).

Average cloud cover in December
Guabiju, Brazil

Average cloud cover in December: 40

The month with the most cloud cover is October (Cloud cover 46).
The month with the least cloud cover is August (Cloud cover 37).

Average visibility in December
Guabiju, Brazil

Average visibility in December: 8km

The months with the highest visibility are February, June, July, August, September, November and December (8km).
The months with the lowest visibility are January, March, April, May and October (7km).