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Weather in São Paulo for December 2025

Your guide to São Paulo weather in December - trends and predictions

    Temperatures

  • Until now, December 2025 in São Paulo has been nearly identical to the historical average, with a temperature of 28.7 °C (showing only a slight deviation of -0.2 °C).

  • The forecast for the next days in São Paulo predicts temperatures to be around 30 °C, close to the historical average.

  • In general, the average temperature in São Paulo at the beginning of December is 30.7 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 30.1 °C by the end of December.

  • Rain 🌧️

  • São Paulo experiences heavy rainfall in December, with over 20 rainy days and an average total precipitation 155.5 mm.

Average dry days
8
Dry days
Average rainy days
23
Rainy days
Average snowy days
0
Snow days
Average temperatures
29°/19°
Temperatures
Average wind speed
19 km/h
Avg max wind
Average humidity
73 %
Avg humidity

São Paulo Weather December

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Temperatures trend during December in São Paulo

See the weather trend as well as the moving average line

December weather in São Paulo day by day

Click on a date for more information
Date Weather Temperatures Rain UV More
1 Dec. Patchy rain possible
Patchy rain possible
33° /19° 0.1 mm 9
2 Dec. Sunny
Sunny
33° /21° 7 mm 10
3 Dec. Light rain shower
Light rain shower
29° /20° 8.8 mm 8
4 Dec. Patchy rain possible
Patchy rain possible
27° /18° 0.7 mm 8
5 Dec. Light rain shower
Light rain shower
28° /17° 1.9 mm 8
6 Dec. Patchy light rain
Patchy light rain
32° /19° 1.3 mm 9
7 Dec. Patchy rain possible
Patchy rain possible
33° /21° 8.5 mm 9
8 Dec. Light rain shower
Light rain shower
31° /20° 3.6 mm 9
9 Dec. Light rain shower
Light rain shower
22° /19° 13 mm 7
10 Dec. Moderate or heavy rain shower
Moderate or heavy rain shower
27° /19° 11.6 mm 8
11 Dec. Light rain shower
Light rain shower
28° /18° 3.3 mm 9
12 Dec. Patchy rain possible
Patchy rain possible
28° /18° 11.8 mm 8
13 Dec. Partly cloudy
Partly cloudy
27° /18° 20.5 mm 8
14 Dec. Light rain shower
Light rain shower
27° /19° 7.9 mm 8
15 Dec. Light rain shower
Light rain shower
30° /19° 3.4 mm 9
16 Dec. Moderate rain
Moderate rain
31° /20° 15.2 mm 3.4
17 Dec. Patchy rain possible
Patchy rain possible
22° /17° 0.7 mm 2.7
18 Dec. Partly cloudy
Partly cloudy
25° /16° 0 mm 3.2
19 Dec. Patchy rain possible
Patchy rain possible
26° /17° 0.1 mm 2.8
20 Dec. Cloudy
Cloudy
26° /18° 0 mm 0.8
21 Dec. Patchy rain possible
Patchy rain possible
31° /19° 1 mm 8
22 Dec. Patchy rain possible
Patchy rain possible
31° /20° 1.6 mm 8
23 Dec. Patchy rain possible
Patchy rain possible
31° /21° 0.4 mm 9
24 Dec. Partly cloudy
Partly cloudy
32° /23° 0 mm 10
25 Dec. Patchy rain possible
Patchy rain possible
32° /22° 2.4 mm 9
26 Dec. Patchy rain possible
Patchy rain possible
33° /21° 0.8 mm 9
27 Dec. Patchy rain possible
Patchy rain possible
32° /22° 0.5 mm 9
28 Dec. Moderate rain
Moderate rain
30° /22° 5.5 mm 8
29 Dec. Patchy rain possible
Patchy rain possible
31° /21° 0.7 mm 9
30 Dec. Heavy rain at times
Heavy rain at times
26° /19° 3.3 mm 7
31 Dec. Moderate or heavy rain shower
Moderate or heavy rain shower
27° /18° 7 mm 7
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Important Notice
Our weather forecast for São Paulo in December is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the São Paulo forecast closer to your planned date for the most up-to-date weather information.

São Paulo in December - FAQ

What are the expected maximum and minimum temperatures in São Paulo during December?
During December, expect a variety of temperatures with highs around 29° and lows near 19°, suitable for diverse activities and preferences.
How much rainfall should be expected in São Paulo during December?
Significant rainfall exceeding 155.5 mm is expected in São Paulo during December, occurring over more than 23 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in São Paulo during December?
The average wind speed in São Paulo during December is 19 km/h, suggesting breezy to windy conditions, depending on your activities.

December rainfall patterns in São Paulo

Explore the daily rainfall trends and prepare for São Paulos December weather 💧
Typically, São Paulo has 23 rainy days in December with a total of 155.5 mm of rainfall.

UV exposure in São Paulo during December

Stay informed about UV levels for safe outdoor activities throughout the month of December ☀️
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Get accurate weather forecasts for São Paulo, located at latitude -23.548 and longitude -46.636. Stay updated with localized weather information tailored for São Paulo.

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