São Sebastião

São Sebastião, São Paulo, Brazil

Forecast Summary

The next few hours will be mostly clear, with today reaching 29°C and dropping to 20°C. The coming days will be drizzle from afternoon until night.

Current Weather

23°

Mostly Clear

Feels Like

22°

Min

20°

Max

29°

Compared to Yesterday

Unlock Historical Data

Compare today's weather with yesterday's data and track temperature trends over time.

Upgrade Now

Does this forecast seem accurate?

Hourly Forecast

Weather forecast for the next 48 hours.

22° 24° 26° 27° 28° 29° 29° 29° 28° 27° 26° 25° 24° 23° 23° 22° 22° 22° 21° 21° 21° 20° 20° 20° 22° 24° 26° 27° 28° 29° 28° 28° 28° 26° 25° 23° 23° 23° 23° 23° 22° 22° 22° 21° 21° 21° 20° 20°

9%

14%

13%

12%

12%

8%

7am
8am
9am
10am
11am
12pm
1pm
2pm
3pm
4pm
5pm
6pm
7pm
8pm
9pm
10pm
11pm
12am
1am
2am
3am
4am
5am
6am
7am
8am
9am
10am
11am
12pm
1pm
2pm
3pm
4pm
5pm
6pm
7pm
8pm
9pm
10pm
11pm
12am
1am
2am
3am
4am
5am
6am
Today
Tomorrow
Saturday

UV Index

No protection needed

1 Low
Low Extreme

Humidity

Current air moisture level

87% Humid
Low High

Daylight Hours

11 hours 54 minutes of sunlight today

06:10

Sunrise

18:05

Sunset

Daily Forecast

Weather forecast for the next 8 days.

Today

20°
29°

Friday

20°
29°

Saturday

20°
27°

Sunday

20°
28°

Monday

20°
27°

Tuesday

19°
24°

Wednesday

20°
25°

Thursday

20°
26°

Air Quality Data Available

Upgrade to access real-time air quality data for São Sebastião.

Upgrade Now
Powered by Airpult

Frequently asked questions about weather in São Sebastião

How warm does it get in São Sebastião?

The warmest month in São Sebastião is January, with average high temperatures of 27°C. The average temperature during this period is around 26°C.

How cold does it get in São Sebastião?

The coldest month in São Sebastião is July, with average low temperatures of 18°C. The average temperature during this period is around 20°C.

What is the wettest time of year in São Sebastião?

The wettest month in São Sebastião is February, with an average of 279mm of precipitation.

What is the driest time of year in São Sebastião?

The driest month in São Sebastião is July, with an average of 53mm of precipitation.

View full climate insights for São Sebastião →

Stay informed

Latest Weather News

  ·  

   

  ·  

   

  ·  

   

  ·  

   

Airpult

Get accurate weather forecasts worldwide with real-time updates and severe weather alerts. Covering 6M+ locations with precise, reliable weather data.

© 2026 Samuenti GmbH. All rights reserved.

gb English
Metric (°C, km/h)