Delhiites woke up to a cold and foggy morning today with the minimum temperature settling at 7 degrees Celsius, normal for the season.<br />''<br />''A Met department official said, a cover of moderate fog enveloped the city with visibility reduced to 200 to 400 metres at several places in early morning. Mainly clear skies are forecast for the day.<br />''<br />''Maximum temperature will hover around 20 degrees Celsius. A senior Railways officer said 14 trains have been delayed by an average of two hours due to fog.<br />