December weather forecastGuarará, Brazil

December

Weather in December

December, the first month of the summer in Guarará, is also a moderately hot month, with an average temperature varying between 18.2°C (64.8°F) and 26.5°C (79.7°F).

Temperature

December brings a marginal elevation to a still moderately hot 26.5°C (79.7°F) from November's 25°C (77°F) in Guarará's average high-temperatures. Throughout December nights, Guarará registers an average low-temperature of 18.2°C (64.8°F).

Humidity

In Guarará, the average relative humidity in December is 89%.

Rainfall

December is the month with the most rainfall in Guarará. Rain falls for 26.7 days and accumulates 269mm (10.59") of precipitation.

Daylight

With an average of 13h and 24min of daylight, December has the longest days of the year in Guarará.
On the first day of December, sunrise is at 05:00 and sunset at 18:22. On the last day of the month, sunrise is at 05:12 and sunset at 18:38 -03.

Sunshine

In December, the average sunshine is 6.9h.

UV index

The months with the lowest UV index in Guarará are February through December, with an average maximum UV index of 5. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In December, the maximum UV index of 5 translates into these guidelines:
Ensure safety - Sun damage prevention is strongly urged. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Always opt for UVA and UVB-resistant sunglasses on radiant days.

Updated: Feb 1, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

The high-temperature in Guarará during December is 26.5°C (79.7°F) and the low-temperature is 18.2°C (64.8°F).

In December, the average relative humidity in Guarará, Brazil, is 89%.

The month with the most rainfall in Guarará is December, when the rain falls for 26.7 days and typically aggregates up to 269mm (10.59") of precipitation.

In Guarará, in December, during 26.7 rainfall days, 269mm (10.59") of precipitation is typically accumulated.

December has the longest days of the year in Guarará, with an average of 13h and 24min of daylight.

The average day length in December is 13h and 26min.

On the first day of December in Guarará, Brazil, sunrise is at 05:00 and sunset at 18:22. On the last day of the month, sunrise is at 05:12 and sunset at 18:38 -03.

In December, the average sunshine duration is 6.9h.

February through December, with an average maximum UV index of 5, are months with the lowest UV index in Guarará.

In Guarará, Brazil, the average daily maximum UV index in December is 5. A UV Index value of 3 to 5 symbolizes a medium health risk from unprotected exposure to UV radiation.

Today

Tomorrow

Long-term

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

Nov

December

Jan

Average high temperature

25°C

26.5°C

26.6°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

8.1km/h

7km/h

7.1km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

2.7

2.4

3.3

Average UV index

Average cloud cover

Average visibility

Average temperature in December
Guarará, Brazil

Average high temperature in December: 26.5°C

The warmest month (with the highest average high temperature) is February (26.8°C).
The month with the lowest average high temperature is June (22°C).

Average low temperature in December: 18.2°C

The month with the highest average low temperature is January (18.5°C).
The coldest month (with the lowest average low temperature) is July (12.8°C).

Average pressure in December
Guarará, Brazil

Average pressure in December: 1012.6mbar

The month with the highest atmospheric pressure is July (1020.9mbar).
The month with the lowest atmospheric pressure is December (1012.6mbar).

Average wind speed in December
Guarará, Brazil

Average wind speed in December: 6.4km/h

The windiest month (with the highest average wind speed) is October (7.6km/h).
The calmest months (with the lowest average wind speed) are March and April (5.4km/h).

Average humidity in December
Guarará, Brazil

Average humidity in December: 89%

The months with the highest relative humidity are March and April (91%).
The month with the lowest relative humidity is September (76%).

Average rainfall in December
Guarará, Brazil

Average rainfall in December: 269mm

The wettest month (with the highest rainfall) is December (269mm).
The driest month (with the least rainfall) is July (17mm).

Average rainfall days in December
Guarará, Brazil

Average rainfall days in December: 26.7 days

The month with the highest number of rainy days is March (27 days).
The month with the least rainy days is August (10 days).

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

Average daylight in December: 13h and 24min

The month with the longest days is December (Average daylight: 13h and 24min).
The month with the shortest days is June (Average daylight: 10h and 48min).

Average sunshine in December: 6h and 54min

The months with the most sunshine are July and September (Average sunshine: 8h and 6min).
The month with the least sunshine is November (Average sunshine: 6h and 12min).

Average sunshine days in December
Guarará, Brazil

Average sunshine days in December: 2.4 days

The month with the most sunshine days is August (15.1 days).
The month with the least sunshine days is March (2.3 days).

Average UV index in December
Guarará, Brazil

Average UV index in December: 5

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