São Luís weather — 10-day forecast

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

Now

Reading from 22:00 · DWD ICON global model

26 °C

Mainly clear

Feels like 29 °C

12.1 km/hforce 2

Next 12 h

  • 2226°
  • 2326°
  • 0026°
  • 0126°
  • 0226°
  • 0326°
  • 0426°
  • 0526°
  • 05:38Sunrise
  • 0626°
  • 0727°
  • 0829°
  • 0930°
  • 1032°

↓ 26°05:00↑ 32°10:00

Humidity
81 %
Dew point
23 °C
Gusts
26.3 km/h
Clouds
29 %
Pressure
1,012 hPa

Grid point 6.7 km away · 13.0 km grid · elevation 26 m

Air quality

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

Reading from 21:00
18
Good

Index set by PM2.5

PM2.5
9.2µg/m³
PM10
15.2µg/m³
Ozone
38.0µg/m³
Nitrogen dioxide
1.3µg/m³
Sulphur dioxide
0.6µg/m³
Carbon monoxide
96.0µg/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.

26° → 33°

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

  • Today

    Mainly clear

    33°

    26°

  • Sun

    Partly cloudy

    33°

    26°

  • Mon

    Partly cloudy20 %

    33°

    26°

  • Tue

    Partly cloudy20 %

    33°

    26°

  • Wed

    Partly cloudy16 %

    33°

    26°

  • Thu

    Mainly clear6 %

    33°

    27°

  • Fri

    Partly cloudy

    32°

    26°

  • Sat

    Partly cloudy

    32°

    26°

  • Sun

    Partly cloudy0 mm

    30°

    27°

  • Mon

    Mainly clear0 mm

    31°

    27°

Sun and UV

Sunrise, sunset, day length and ultraviolet intensity.

Max UV11very high
Sunrise
05:38
Daylight
12 h 10
Sunset
17:48

Radiation · 19.0 MJ/m²

Sea state

Sea state at the marine grid point closest to the city.

1.2 mperiod 6 s 55°

Significant height: the mean of the highest third of waves. Individual waves reach about twice it.

Data: ECMWF

Today in São Luís the mean temperature will be 29.4 °C — +2.4 °C against the normal for 17 October, measured from 1940 to 2026. (1,290 obs.)

São Luís climate — normals and trends →