Today, Brussels will be chilly with temperatures possibly hitting a high of 2 °C, dropping to around -1 °C by night. It’ll be quite breezy in Brussels Today with average wind speeds of 27 km/h. Mixed precipitation is expected Today. Rain is highly likely at 88%, but with light accumulations around 3.31 mm. In addition, Light snow showers are on the horizon, accumulating around 2.31 mm or less. Sleet or freezing rain is also a possibility.