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Sao Paulo in December: Weather, Average temperature and Climate

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

Weather in Sao Paulo in December 2024

OK Weather
Warm
🌧️
Rainy
December could be a good time to visit Sao Paulo, as the weather is generally fine. The average high temperature is around +81°F, and there are typically 2 sunny days in December. However, expect about 19 rainy days, and total monthly rainfall of approximately 219 mm. The weather is changeable so pack for every eventuality. Search flights in one click on Avionero.

Average weather

☀️
+81°F
Avg. max. temperature
+55°F
Min.
+95°F
Max.
219 mm
Total precipitation
77%
Avg. humidity
2 m/s
Avg. wind
2 ☀️
Sunny Days
10 ⛅️
Cloudy
19 🌦
Rainy
Our opinion: Sao Paulo has OK weather in December.

Average temperature in Sao Paulo in December

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

Going from a maximum of +91°F during the day to a minimum of +59°F during the night, the temperature in December averages around +79°F.

The average maximum temperature goes down 11% by the end of the month, compared with the beginning of the month, from +82°F to +79°F.

Is Sao Paulo warm or cold in December?

Sao Paulo is typically warm in December.

Maximum temperatures go up compared to the previous month from +79°F to +81°F. The minimum temperature also goes up from +63°F to +66°F.

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

December is one of the warmest months in Sao Paulo, here is the comparison with other months:

Climate in Sao Paulo in December

Sao Paulo weather looks like this, on average, in December and the surrounding months.
NovemberDecemberJanuary
Avg. temperature
+79°F+81°F+81°F
Min. temperature
+50°F+55°F+54°F
Max. temperature
+95°F+95°F+95°F
Rainfall
166 mm219 mm263 mm
Wind
2 m/s2 m/s2 m/s
Humidity
76%77%78%
Air pressure
1013 HPa1012 HPa1013 HPa
Sunny days
322
Cloudy days
13108
Rainy days
141921
Snowy days
000

December weather is still as ok as in November. It’s getting warmer as December arrives. The average maximum temperature goes up from +79°F to +81°F during the day. Prepare for more rain. Average rainfall goes from 166 mm to 219 mm. Humidity rises from 76% to 77%. The average wind speed doesn’t change much during December, staying around 2 m/s. The days becoming less sunny, going from 3 sunny days in November to 2 in December.

January brings much the same weather, it remains ok.

Wind

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

The average wind speed is 3 m/s getting up to 6 m/s which is a medium breeze. You can feel it, especially getting out of the water.

The average wind speed in Sao Paulo is gradually decreasing during December, going from 3 m/s to 2 m/s over the course of the month.

Rain

Amount of rainfall in mm during December in Sao Paulo based on historical data.
Last Year
Historical Data
A chance of rain on a typical day in December stands at 87%, leading to total precipitation of around 429 mm. The maximum amount of rainfall per day is around 58 mm, which is considered heavy rain. December is a pretty wet month with over 27 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of wellies.
December is one of the rainiest months in Sao Paulo, here is a comparison with other months, total mm:
Sao Paulo wettest month is January, where a typical day has a 68% chance of precipitation and 263 mm of rainfall per day. August, on the other hand, is the driest month with a mere 16% chance of precipitation and 49 mm of rainfall per day.

How was the weather last December in Sao Paulo?

This is the weather in Sao Paulo in December 2023:
1 December
☀️
+82°F
2 December
☀️
+86°F
3 December
🌧️
+82°F
4 December
☀️
+79°F
5 December
🌧️
+74°F
6 December
🌧️
+75°F
7 December
🌧️
+78°F
8 December
☀️
+86°F
9 December
☀️
+89°F
10 December
☀️
+91°F
11 December
☀️
+87°F
12 December
☀️
+84°F
13 December
🌧️
+72°F
14 December
☁️
+73°F
15 December
☁️
+79°F
16 December
☀️
+82°F
17 December
🌧️
+76°F
18 December
☁️
+76°F
19 December
🌧️
+70°F
20 December
🌧️
+69°F
21 December
🌧️
+68°F
22 December
🌧️
+69°F
23 December
🌧️
+75°F
24 December
☁️
+79°F
25 December
☁️
+82°F
26 December
🌧️
+82°F
27 December
☀️
+78°F
28 December
🌧️
+77°F
29 December
🌧️
+79°F
30 December
🌧️
+77°F
31 December
🌧️
+79°F
In December 2023 Sao Paulo had 10 sunny days, 5 cloudy days, and 15 rainy days. The average maximum temperature was +79°F, with an absolute maximum of +91°F and a minimum of +68°F. The average humidity was 81%, with a maximum of 98% and a minimum of 30%. The average wind speed was 3 m/s, with a maximum of 12 m/s and a minimum of 0 m/s.
Are you planning a trip in December?

Climate Change Over the Years

This is how Sao Paulo climate has changed over the last 43 years.

The climate in Sao Paulo in December has not changed that much over the last 43 years.

The average temperature was the lowest in 1982 (+78°F) and the highest in 1997 (+87°F). The driest year was 2013 with only 107 mm of rainfall, and the wettest year was 2022 with 589 mm.

FAQ

Frequently asked questions about the weather in Sao Paulo in December:

Is December a good time to visit Sao Paulo?

It’s always a good time to visit Sao Paulo, 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 Sao Paulo in December?

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

Is Sao Paulo rainy in December?

Sao Paulo 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 Sao Paulo in December?

Usually, it’s not very sunny in Sao Paulo 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 Sao Paulo

Source of the data

For this page, we’ve looked at the typical weather in Sao Paulo, 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.