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Brasilia in December: Weather, Average temperature and Climate

Planning a trip and want to know what the weather in Brasilia in December will be like? Take a look at our weather guide for Brasilia, based on historical data.
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December

Weather in Brasilia in December 2024

OK Weather
Warm
🌧️
Rainy
December could be a good time to visit Brasilia, as the weather is generally fine. The average high temperature is around +27°C, and there are typically 1 sunny days in December. However, expect about 21 rainy days, and total monthly rainfall of approximately 253 mm. The weather is changeable so pack for every eventuality. Search flights in one click on Avionero.
Good to know:
  • December is usually the wettest month of the year in Brasilia;

Average weather

☀️
+27°C
Avg. max. temperature
+15°C
Min.
+34°C
Max.
253 mm
Total precipitation
81%
Avg. humidity
1 m/s
Avg. wind
1 ☀️
Sunny Days
2 ⛅️
Cloudy
21 🌦
Rainy
Our opinion: Brasilia has OK weather in December.

Average temperature in Brasilia in December

Here are the expected maximum, average and minimum temperatures in Brasilia for December based on the historical data.
Last Year
Historical Data

The expected average maximum temperature in December is +29°C with a maximum of +32°C and a minimum of +18°C.

The average maximum temperature goes down 14% by the end of the month, compared with the beginning of the month, from +29°C to +27°C.

Is Brasilia warm or cold in December?

Brasilia is typically warm in December.

Maximum temperatures go up compared to the previous month from +27°C to +27°C. The minimum temperature also goes up from +19°C to +19°C.

It’s generally warm, but pack a long-sleeve shirt for evenings.

Take a look at how December is compared to other months in Brasilia:

Climate in Brasilia in December

Brasilia weather looks like this, on average, in December and the surrounding months.
NovemberDecemberJanuary
Avg. temperature
+27°C+27°C+27°C
Min. temperature
+15°C+15°C+15°C
Max. temperature
+35°C+34°C+33°C
Rainfall
221 mm253 mm232 mm
Wind
1 m/s1 m/s2 m/s
Humidity
78%81%80%
Air pressure
1012 HPa1012 HPa1012 HPa
Sunny days
112
Cloudy days
222
Rainy days
202121
Snowy days
000

December weather is still as ok as in November. The temperature levels stay the same in the area of +27°C for average maximum temperature during the day. Prepare for more rain. Average rainfall goes from 221 mm to 253 mm. Humidity rises from 78% to 81%. The average wind speed doesn’t change much during December, staying around 1 m/s. The amount of sunny days stay about the same, averaging 1 sunny days during the month.

January brings much the same weather, it remains ok.

Wind

Wind speed in Brasilia in December based on historical data.
Last Year
Historical Data

The average wind speed is 2 m/s getting up to 3 m/s which is a light breeze; barely moving the tree leaves.

The average wind speed in Brasilia is gradually increasing during December, going from 1 m/s to 2 m/s over the course of the month.

Rain

Amount of rainfall in mm during December in Brasilia based on historical data.
Last Year
Historical Data
Total precipitation in December is about 194 mm, with a 65% chance of rain on a typical day. The maximum amount of rainfall per day is around 29 mm, which is moderate rain. December is a pretty wet month with over 20 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of galoshes.
December is one of the rainiest months in Brasilia, here is a comparison with other months, total mm:
Brasilia wettest month is December, where a typical day has a 68% chance of precipitation and 253 mm of rainfall per day. July, on the other hand, is the driest month with a mere 3% chance of precipitation and 2 mm of rainfall per day.

How was the weather last December in Brasilia?

This is the weather in Brasilia in December 2023:
1 December
☀️
+29°C
2 December
☀️
+29°C
3 December
🌧️
+27°C
4 December
🌧️
+26°C
5 December
☀️
+28°C
6 December
☁️
+29°C
7 December
☀️
+31°C
8 December
☀️
+32°C
9 December
☀️
+31°C
10 December
☁️
+32°C
11 December
☁️
+29°C
12 December
☁️
+27°C
13 December
☁️
+31°C
14 December
☀️
+31°C
15 December
☀️
+32°C
16 December
☀️
+32°C
17 December
☁️
+31°C
18 December
☁️
+31°C
19 December
☁️
+31°C
20 December
🌧️
+27°C
21 December
🌧️
+25°C
22 December
🌧️
+28°C
23 December
🌧️
+26°C
24 December
🌧️
+29°C
25 December
☁️
+30°C
26 December
☁️
+30°C
27 December
☁️
+30°C
28 December
☁️
+29°C
29 December
☀️
+30°C
30 December
🌧️
+30°C
31 December
🌧️
+27°C
In December 2023 Brasilia had 10 sunny days, 12 cloudy days, and 9 rainy days. The average maximum temperature was +29°C, with an absolute maximum of +32°C and a minimum of +25°C. The average humidity was 72%, with a maximum of 96% and a minimum of 29%. The average wind speed was 2 m/s, with a maximum of 8 m/s and a minimum of 0 m/s.
Are you planning a trip in December?

Climate Change over Years

This is how Brasilia climate have been changing during last 43 years period.

The climate in Brasilia in December has not changed much over the last 43 years.

The average temperature was the lowest in 1979 (+26°C) and the highest in 1998 (+29°C). The driest year was 2019 with only 963 mm of rainfall, and the wettest year was 1992 with 1971 mm.

FAQ

Frequently asked questions about the weather in Brasilia in December:

Is December a good time to visit Brasilia?

It’s always a good time to visit Brasilia, but the weather is changeable in December, so plan a mix of indoor and outdoor activities and exploring, and pack for every eventuality.

Can you sunbathe in Brasilia in December?

December is warm in Brasilia. You may enjoy some beach or pool time in the day, but pack something a tad warmer for the evening.

Is Brasilia rainy in December?

Brasilia is often rainy in December. You may get a bit damp when outside, so pack an umbrella, and maybe even a raincoat.

Is it sunny in Brasilia in December?

Usually, it’s not very sunny in Brasilia in December, often it’s pretty cloudy. Pack for any eventuality; layering can help reduce the number of bulky items needed.

Other cities in Brazil

Check out the weather for other cities in Brazil.

Monthly weather in Brasilia

Source of the data

For this page, we’ve looked at the typical weather in Brasilia, based on historical hourly weather data from January 1, 1979, to December 31, 2022.

For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.