December weather forecastLuz, Brazil

December

Weather in December

The first month of the summer, December, is still a warm month in Luz, Brazil, with an average temperature ranging between max 26.9°C (80.4°F) and min 18.9°C (66°F).

Temperature

With the start of December, Luz measures an average high-temperature of a still warm 26.9°C (80.4°F), not significantly differing from November's 27°C (80.6°F). In Luz, the average temperature during the nights of December drops to an enjoyable 18.9°C (66°F).

Humidity

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

Rainfall

The month with the most rainfall is December, when the rain falls for 28.6 days and typically aggregates up to 247mm (9.72") of precipitation.

Daylight

The month with the longest days is December, with an average of 13h and 18min of daylight.
On the first day of December, sunrise is at 05:14 and sunset at 18:29. On the last day of the month, sunrise is at 05:26 and sunset at 18:45 -03.

Sunshine

December has the least sunshine of the year in Luz, with an average of 7h of sunshine.

UV index

The months with the lowest UV index in Luz are February through July, November and December, with an average maximum UV index of 5. A UV Index of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum UV index of 5 during December leads to these instructions:
Take precautions - Protection against skin and eye damage is obliged. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. Always opt for UVA and UVB-resistant sunglasses on radiant days.

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

Frequently asked questions

December temperatures vary between a high-temperature of 26.9°C (80.4°F) and a low-temperature of 18.9°C (66°F). In November, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines air temperature and relative humidity, is computed to be 30°C (86°F).

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

December is the month with the most rainfall. Rain falls for 28.6 days and accumulates 247mm (9.72") of precipitation.

In Luz, Brazil, in December, during 28.6 rainfall days, 247mm (9.72") of precipitation is typically accumulated.

The month with the longest days in Luz, Brazil, is December, with an average of 13h and 18min of daylight.

The average day length in December in Luz, Brazil, is 13h and 19min.

In December, on the first day of the month, sunrise is at 05:14 and sunset at 18:29. On the last day of the month, in Luz, sunrise is at 05:26 and sunset at 18:45 -03.

December has the least sunshine of the year, with an average of 7h of sunshine.

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

The months with the lowest UV index in Luz are February through July, November and December, with an average maximum UV index of 5.

In Luz, Brazil, the average daily maximum UV index in December is 5. A UV Index value of 3 to 5 symbolizes a moderate health threat 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

27°C

26.9°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

9km/h

8.1km/h

7.7km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

1.4

2.4

Average UV index

Average cloud cover

Average visibility

Average temperature in December
Luz, Brazil

Average high temperature in December: 26.9°C

The warmest month (with the highest average high temperature) is September (30.1°C).
The month with the lowest average high temperature is June (23.8°C).

Average low temperature in December: 18.9°C

The month with the highest average low temperature is December (18.9°C).
The coldest month (with the lowest average low temperature) is July (13.4°C).

Average pressure in December
Luz, Brazil

Average pressure in December: 1012.5mbar

The month with the highest atmospheric pressure is July (1020.2mbar).
The month with the lowest atmospheric pressure is December (1012.5mbar).

Average wind speed in December
Luz, Brazil

Average wind speed in December: 7.3km/h

The windiest month (with the highest average wind speed) is September (8.9km/h).
The calmest months (with the lowest average wind speed) are March and April (6.3km/h).

Average humidity in December
Luz, Brazil

Average humidity in December: 87%

The month with the highest relative humidity is March (89%).
The month with the lowest relative humidity is September (58%).

Average rainfall in December
Luz, Brazil

Average rainfall in December: 247mm

The wettest month (with the highest rainfall) is December (247mm).
The driest months (with the least rainfall) are July and August (8mm).

Average rainfall days in December
Luz, Brazil

Average rainfall days in December: 28.6 days

The month with the highest number of rainy days is March (28.8 days).
The month with the least rainy days is August (4.8 days).

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

Average daylight in December: 13h and 18min

The month with the longest days is December (Average daylight: 13h and 18min).
The month with the shortest days is June (Average daylight: 11h and 0min).

Average sunshine in December: 7h and 0min

The month with the most sunshine is September (Average sunshine: 9h and 30min).
The month with the least sunshine is December (Average sunshine: 7h and 0min).

Average sunshine days in December
Luz, Brazil

Average sunshine days in December: 1.4 days

The month with the most sunshine days is August (25.3 days).
The month with the least sunshine days is December (1.4 days).

Average UV index in December
Luz, Brazil

Average UV index in December: 5

The months with the highest UV index are January, August, September and October (UV index 6).
The months with the lowest UV index are February, March, April, May, June, July, November and December (UV index 5).

Average cloud cover in December
Luz, Brazil

Average cloud cover in December: 57

The months with the most cloud cover are March and December (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 17).

Average visibility in December
Luz, Brazil

Average visibility in December: 7km

The months with the highest visibility are August and September (10km).
The months with the lowest visibility are January, February, March, April, May and December (7km).