The Royal Meteorological Institute (MRI) forecasts dry weather for the summer solstice or longest day of the year.
Friday night the sky will be clear and temperatures will span from 7 degrees in the Ardennes to 12 degrees on the coast.
Saturday will be pleasant, with a sunshine in the morning followed by a few clouds, without risk of showers. Temperatures will reach 23 degrees in the Brussels Region.
Sunday will be warmer with 28 degrees expected.
Next week, the weather will remain warm with temperatures exceeding 30 degrees, or even higher, approaching 37 degrees Wednesday.