Brussels can expect a bitterly cold day Today, with temperatures not exceeding the freezing point. It’ll be quite breezy in Brussels Today with average wind speeds of 19 km/h. Mixed precipitation is expected Today. Rain is highly likely at 80%, but with light accumulations around 1.77 mm. In addition, Light snow showers are on the horizon, accumulating around 1.25 mm or less. Sleet or freezing rain is also a possibility.