Saint-Louis weather — 10-day forecast

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

Now

Reading from 23:00 · DWD ICON global model

22 °C

Clear sky

Feels like 24 °C

5.8 km/hforce 1

Next 12 h

  • 2322°
  • 0022°
  • 0122°
  • 0222°
  • 0322°
  • 0422°
  • 0522°
  • 0622°
  • 06:47Sunrise
  • 0722°
  • 0823°
  • 0923°
  • 1023°
  • 1123°

22°06:00 23°09:00

Humidity
79 %
Dew point
18 °C
Gusts
10.5 km/h
Clouds
0 %
Pressure
1,024 hPa

Grid point 5.5 km away · 13.0 km grid · elevation 141 m

Air quality

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

Reading from 22:00
17
Good

Index set by PM2.5

PM2.5
8.4µg/m³
PM10
13.6µg/m³
Ozone
39.2µg/m³
Nitrogen dioxide
3.6µg/m³
Sulphur dioxide
1.3µg/m³
Carbon monoxide
70.0µg/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.

12° → 24°

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

  • Today

    Mainly clear98 %

    23°

    22°

  • Sat

    Mainly clear96 %

    23°

    22°

  • Sun

    Mainly clear100 %

    23°

    21°

  • Mon

    Light drizzle98 %

    24°

    22°

  • Tue

    Light drizzle84 %

    24°

    22°

  • Wed

    Mainly clear

    24°

    21°

  • Thu

    Light drizzle0 mm

    23°

    21°

  • Fri

    Mainly clear

    24°

    23°

  • Sat

    Light drizzle1 mm

    22°

    13°

  • Sun

    Light drizzle1 mm

    17°

    12°

Sun and UV

Sunrise, sunset, day length and ultraviolet intensity.

Max UV0low
Sunrise
06:47
Daylight
11 h 15
Sunset
18:02

Radiation · 1.0 MJ/m²

Sea state

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

1.5 mperiod 13 s 167°

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

Data: ECMWF

Today in Saint-Louis the mean temperature will be 22.6 °C — +6.1 °C against the normal for 7 August, measured from 1940 to 2026. (1,290 obs.)

Saint-Louis climate — normals and trends