Saint-Germain-lès-Arpajon weather — 10-day forecast

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

Now

Reading from 22:00 · Meteo-France AROME 1.3 km model

25 °C

Clear sky

Feels like 22 °C

10.3 km/hforce 2

Next 12 h

  • 2225°
  • 2324°
  • 0023°
  • 0122°
  • 0221°
  • 0320°
  • 0419°
  • 0518°
  • 0617°
  • 06:35Sunrise
  • 0717°
  • 0818°
  • 0920°
  • 1022°

25°22:00 17°07:00

Humidity
23 %
Dew point
3 °C
Gusts
19.9 km/h
Clouds
0 %
Pressure
1,020 hPa

Grid point 0.5 km away · 1.3 km grid · elevation 66 m

Air quality

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

Reading from 20:00
42
Moderate

Index set by Ozone

Ozone
103.4µg/m³
PM2.5
8.4µg/m³
PM10
10.2µg/m³
Nitrogen dioxide
2.0µg/m³
Sulphur dioxide
2.9µg/m³
Carbon monoxide
122.0µg/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.

17° → 37°

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

  • Today

    Clear sky

    28°

    24°

  • Sat

    Mainly clear

    32°

    17°

  • Sun

    Partly cloudy14 %

    36°

    20°

  • Mon

    Clear sky6 %

    33°

    18°

  • Tue

    Partly cloudy

    34°

    20°

  • Wed

    Mainly clear

    35°

    22°

  • Thu

    Mainly clear

    36°

    23°

  • Fri

    Mainly clear

    37°

    22°

  • Sat

    Thunderstorm1 mm

    33°

    22°

  • Sun

    Mainly clear0 mm

    31°

    21°

Sun and UV

Sunrise, sunset, day length and ultraviolet intensity.

Max UV8high
Sunrise
06:34
Daylight
14 h 46
Sunset
21:20

Radiation · 13.4 MJ/m²

Today in Saint-Germain-lès-Arpajon the mean temperature will be 26.7 °C — +7.4 °C against the normal for 7 August, measured from 1940 to 2026. (1,290 obs.)

Saint-Germain-lès-Arpajon climate — normals and trends