Départ
Today in Guyancourt, the sky will remain changeable.
Good clear periods alternating with cloudy spells, sometimes more dense in the afternoon. No precipitation. Light winds.
The reliability of the situation is assessed at 90%.
Temperatures will vary between 15 and 28°C, it will be warm in the afternoon and 4°C above normal.
Tonight, changeable skies becoming less cloudy.
No precipitation. Light winds.
