Weather forecast for todayGuyancourt, France

Weather forecast for today

Current condition 14:38 CEST

  • 16°C
  • Feels like:
    14°C
Mostly Cloudy
Mostly Cloudy
  • Precipitation: 0mm
  • Wind: 24km/hN 10°
  • Humidity: 51%
  • Dewpoint: 6°C
  • Pressure: 1027.09mbar
  • Visibility: 9.66km
  • UV index: 1
  • ▼
In Guyancourt, currently, the sky is filled with heavy cloud cover, resulting in mostly cloudy weather.
The temperature is a breezy 16°C, with the real-feel temperature being appraised at a refreshing 14°C. The current temperature is the maximum anticipated temperature for today.

Saturday 17. Oct 2026

  • 16°C
  • 5°C
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 3%
  • Precipitation: 0mm
  • Wind: 25km/hNNE 18°
  • Humidity: 51%
  • UV index: 2
  • Sunrise: 08:15 CEST
  • Sunset: 18:59 CEST
  • ▼
Today, the sky will be mainly overcast.
The temperature is anticipated to vary between a breezy 16°C and a cold 5°C.
The high temperature is forecasted to match October's standard maximum of 16.2°C.
Sunrise was at 08:15 and sunset will be at 18:59; the daylight will last for 10h and 44min.

Hourly overview

Hourly temperatures

Warmest period: 15h - 17h 16°C.
Coldest period: 22h - 23h 10°C.

Chance of precipitation

Highest chance: 22h - 23h 4%.

Hourly weather forecast

  • 15h
  • 16°C
  • Feels like:
    14°C
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 3%
  • Precipitation: 0mm
  • Wind: 24km/hNNE 18°
  • Humidity: 50%
  • Pressure: 1027mbar
  • Visibility: 14km
  • UV index: 2
  • ▼
  • 16h
  • 16°C
  • Feels like:
    15°C
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0mm
  • Wind: 23km/hNNE 19°
  • Humidity: 48%
  • Pressure: 1027mbar
  • Visibility: 15km
  • UV index: 1
  • ▼
  • 17h
  • 16°C
  • Feels like:
    14°C
Mostly Cloudy
Mostly Cloudy
  • Precip. probability: 1%
  • Precipitation: 0mm
  • Wind: 23km/hNNE 18°
  • Humidity: 50%
  • Pressure: 1026mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 18h
  • 14°C
  • Feels like:
    13°C
Partly Cloudy
Partly Cloudy
  • Precip. probability: 0%
  • Precipitation: 0mm
  • Wind: 20km/hNNE 18°
  • Humidity: 55%
  • Pressure: 1026mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
Sunset: 18:59
  • 19h
  • 14°C
  • Feels like:
    12°C
Mostly Clear
Mostly Clear
  • Precip. probability: 1%
  • Precipitation: 0mm
  • Wind: 18km/hNNE 12°
  • Humidity: 58%
  • Pressure: 1027mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 20h
  • 12°C
  • Feels like:
    10°C
Mostly Clear
Mostly Clear
  • Precip. probability: 1%
  • Precipitation: 0mm
  • Wind: 16km/hN 10°
  • Humidity: 66%
  • Pressure: 1027mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 21h
  • 11°C
  • Feels like:
    9°C
Clear
Clear
  • Precip. probability: 2%
  • Precipitation: 0mm
  • Wind: 15km/hN 9°
  • Humidity: 72%
  • Pressure: 1027mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 22h
  • 10°C
  • Feels like:
    8°C
Clear
Clear
  • Precip. probability: 4%
  • Precipitation: 0mm
  • Wind: 14km/hN 9°
  • Humidity: 76%
  • Pressure: 1027mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 23h
  • 10°C
  • Feels like:
    7°C
Clear
Clear
  • Precip. probability: 4%
  • Precipitation: 0mm
  • Wind: 14km/hN 9°
  • Humidity: 78%
  • Pressure: 1027mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 0h
  • 9°C
  • Feels like:
    7°C
Clear
Clear
  • Precip. probability: 5%
  • Precipitation: 0mm
  • Wind: 13km/hN 8°
  • Humidity: 81%
  • Pressure: 1027mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
  • 1h
  • 8°C
  • Feels like:
    6°C
Clear
Clear
  • Precip. probability: 6%
  • Precipitation: 0mm
  • Wind: 12km/hN 7°
  • Humidity: 86%
  • Pressure: 1027mbar
  • Visibility: 16km
  • UV index: 0
  • ▼
For the rest of the day, the weather will be cloudy.
The temperature will vary between a minimum of 10°C and a maximum of 16°C. The warmest part of the day will be from 15h to 17h.
The maximum temperature today will be comparable to October's average high. The lowest temperature is more resembling November's average minimum of 5.7°C than the usual minimum of 9°C in October.
Updated: Oct 17, 2026 @ 12:38:27 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

The current temperature (13:38 CET) is 16°C.

On Saturday, in Guyancourt, widespread cloud cover will remain in place.

Today, the maximum temperature will be 16°C, while the minimum temperature will be 5°C.
Today, the highest temperature will be in line with the average maximum temperature in October. Today, the lowest temperature will be a couple of degrees lower than the average low temperature.

On Saturday, in Guyancourt, sunrise was at 08:15 and sunset will be at 18:59 (CEST).

In Guyancourt, the length of the day today will be 10h and 44min.