São Sebastião weather — 10-day forecast

Temperature, rain, wind and feels-like in São Sebastião, hour by hour and over 10 days, with the seasonal normal for context.

Now

Reading from 19:00 · DWD ICON global model

26 °C

Clear sky

Feels like 27 °C

14.9 km/hforce 2

Next 12 h

  • 1926°
  • 2025°
  • 2125°
  • 2225°
  • 2324°
  • 0024°
  • 0124°
  • 0223°
  • 0323°
  • 0423°
  • 0523°
  • 05:02Sunrise
  • 0624°
  • 0726°

↓ 23°05:00↑ 26°07:00

Humidity
73 %
Dew point
21 °C
Gusts
30.4 km/h
Clouds
4 %
Pressure
1,011 hPa ↑

Grid point 8.8 km away · 13.0 km grid · elevation 176 m

Air quality

The European air-quality index for the city, and the pollutants that set it.

Reading from 21:00
31
Fair

Index set by PM2.5

PM2.5
15.7µg/m³▲
PM10
22.8µg/m³
Ozone
38.6µg/m³
Nitrogen dioxide
4.5µg/m³
Sulphur dioxide
1.0µg/m³
Carbon monoxide
162.0µg/m³
Dust (AOD)
0.00

Generated using Copernicus Atmosphere Monitoring Service information

Hour by hour

Step-by-step detail: temperature, wind, cloud cover and ultraviolet.

Estimated from a deterministic model, not an ensemble probability.
°C

10 days

Each day's extremes and the chance of rain, out to the end of the run.

23° → 36°

Rain probability (> 1 mm): 50 ECMWF ensemble members.

  • Today

    Mainly clear

    35°

    24°

  • Sun

    Clear sky

    36°

    23°

  • Mon

    Mainly clear

    35°

    23°

  • Tue

    Partly cloudy26 %

    34°

    24°

  • Wed

    Partly cloudy88 %

    32°

    23°

  • Thu

    Light drizzle88 %

    30°

    23°

  • Fri

    Partly cloudy

    31°

    24°

  • Sat

    Mainly clear

    32°

    24°

  • Sun

    Mainly clear

    35°

    23°

  • Mon

    Thunderstorm1 mm

    35°

    25°

Sun and UV

Sunrise, sunset, day length and ultraviolet intensity.

Max UV12extreme
Sunrise
05:02
Daylight
12 h 20
Sunset
17:22

Radiation · 20.7 MJ/m²

Today in São Sebastião the mean temperature will be 29.6 °C — +4.2 °C against the normal for 17 October, measured from 1940 to 2026. (1,290 obs.)

São Sebastião climate — normals and trends →