December weather forecast
Caseiros, Brazil

December

Weather in December

December, the first month of the summer in Caseiros, is also a moderately hot month, with an average temperature varying between 16.5°C (61.7°F) and 26.8°C (80.2°F).

Temperature

Caseiros's peak temperatures tend to occur in January and December, with an average high-temperature of 26.8°C (80.2°F).

Humidity

The months with the lowest humidity in Caseiros are November and December, with an average relative humidity of 80%.

Rainfall

In Caseiros, Brazil, in December, during 16.4 rainfall days, 83mm (3.27") of precipitation is typically accumulated. Throughout the year, in Caseiros, there are 171.3 rainfall days, and 1098mm (43.23") of precipitation is accumulated.

Snowfall

In Caseiros, snow does not fall in January through June, August through December.

Daylight

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

Sunshine

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

UV index

The months with the highest UV index in Caseiros are November and December, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV rays for the average person.
Note: The daily maximum UV index of 6 in December interprets into the following advice:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. The hours from 10 a.m. to 4 p.m. have the most intense UV radiation. As much as possible, limit direct sun exposure during this period. Always opt for UVA and UVB-resistant sunglasses on radiant days.

Frequently asked questions

What is the warmest month in Caseiros?
The months of January and December bring the highest temperatures in Caseiros, averaging a high of 26.8°C (80.2°F).
What are the temperatures in Caseiros in December?
An average high-temperature, in December, in Caseiros, is 26.8°C (80.2°F) and the average low-temperature is 16.5°C (61.7°F).
What are the least humid months in Caseiros?
The months with the lowest humidity in Caseiros are November and December, with an average relative humidity of 80%.
What is the average humidity in December in Caseiros?
The average relative humidity in December in Caseiros, Brazil, is 80%.
How much does it rain in Caseiros in December?
In Caseiros, Brazil, in December, it is raining for 16.4 days, with typically 83mm (3.27") of accumulated precipitation.
When it does not snow in Caseiros?
January through June, August through December are months without snowfall in Caseiros, Brazil.
When are the longest days in Caseiros?
With an average of 13h and 54min of daylight, December has the longest days of the year in Caseiros.
How many hours of daylight does Caseiros have in December?
The average day length in December in Caseiros, Brazil, is 13h and 55min.
What time are sunrise and sunset in December in Caseiros?
On the first day of December, sunrise is at 05:21 and sunset at 19:10. On the last day of the month, sunrise is at 05:32 and sunset at 19:27 -03.
How long on average sun shines in December in Caseiros?
In Caseiros, Brazil, the average sunshine duration in December is 8.4h.
When is the highest UV index in Caseiros?
The months with the highest UV index are November and December, with an average maximum UV index of 6.
How high is the UV index in December in Caseiros?
In Caseiros, Brazil, the average daily maximum UV index in December is 6. A UV Index of 6 to 7 symbolizes a high health threat 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 snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in December - Caseiros, Brazil
Average temperature in December
Caseiros, Brazil
  • Average high temperature in December: 26.8°C

The warmest months (with the highest average high temperature) are January and December (26.8°C).
The month with the lowest average high temperature is July (16.8°C).

  • Average low temperature in December: 16.5°C

The months with the highest average low temperature are January and February (17°C).
The coldest month (with the lowest average low temperature) is July (8.8°C).

Average pressure in December - Caseiros, Brazil
Average pressure in December
Caseiros, Brazil
  • Average pressure in December: 1011.2mbar

The month with the highest atmospheric pressure is July (1019.9mbar).
The month with the lowest atmospheric pressure is December (1011.2mbar).

Average wind speed in December - Caseiros, Brazil
Average wind speed in December
Caseiros, Brazil
  • Average wind speed in December: 10.3km/h

The windiest month (with the highest average wind speed) is August (12.2km/h).
The calmest month (with the lowest average wind speed) is February (9.5km/h).

Average humidity in December - Caseiros, Brazil
Average humidity in December
Caseiros, Brazil
  • Average humidity in December: 80%

The month with the highest relative humidity is June (88%).
The months with the lowest relative humidity are November and December (80%).

Average rainfall in December - Caseiros, Brazil
Average rainfall in December
Caseiros, Brazil
  • Average rainfall in December: 83mm

The wettest month (with the highest rainfall) is October (133mm).
The driest month (with the least rainfall) is February (58mm).

Average rainfall days in December - Caseiros, Brazil
Average rainfall days in December
Caseiros, Brazil
  • Average rainfall days in December: 16.4 days

The month with the highest number of rainy days is January (17.6 days).
The month with the least rainy days is August (12.2 days).

Average snowfall days in December - Caseiros, Brazil
Average snowfall days in December
Caseiros, Brazil
  • Average snowfall days in December: 0 days

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

Average daylight in December / Average sunshine in December - Caseiros, Brazil
Average daylight in December /
Average sunshine in December
Caseiros, Brazil
  • Average daylight in December: 13h and 5min

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 2min

The month with the most sunshine is November (Average sunshine: 8h and 30min).
The month with the least sunshine is June (Average sunshine: 7h and 0min).

Average sunshine days in December - Caseiros, Brazil
Average sunshine days in December
Caseiros, Brazil
  • Average sunshine days in December: 13.9 days

The month with the most sunshine days is March (17.2 days).
The month with the least sunshine days is February (10.3 days).

Average UV index in December - Caseiros, Brazil
Average UV index in December
Caseiros, Brazil
  • Average UV index in December: 6

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

Average cloud cover in December - Caseiros, Brazil
Average cloud cover in December
Caseiros, Brazil
  • Average cloud cover in December: 42

The month with the most cloud cover is May (Cloud cover 49).
The months with the least cloud cover are August and November (Cloud cover 38).

Average visibility in December - Caseiros, Brazil
Average visibility in December
Caseiros, Brazil
  • Average visibility in December: 8km

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

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