Today's minimum is four degrees Celsius below normal and down from yesterday's 4.4 degrees Celsius. Yesterday, the maximum was 12.7 degrees Celsius.
Fog in the early morning hours slowed down traffic.
On Tuesday, the minimum had dipped to four degrees Celsius, the previous lowest for the season.
On Wednesday, the city witnessed the coldest day in 44 years when maximum plummeted to 9.8 degrees.
The weatherman has predicted similar weather conditions for tomorrow with temperature between four and 15 degrees.
