The average number of calls on a winter day is 1,500, according to the department.

Or even a winter day, for the matter of that.

"The season of our love may be short as a winter day."

It was going to be a beautiful, clear winter day.

They left town on the morning of a gray winter day.

But worst of all in those first winter days was the cold.

It's not a bad day, as early winter days go.

The winter day would be drawing to a close before long.

The day after your dinner party was one of those really bright winter days.

But the events of those dark winter days in 2001 must have meant anything normal going by the board.