Baltimore has, on average, spent the first three months of 2015 below the freezing mark, making it the coldest start to any year here on record.
When Tuesday's high and low temperatures are factored in, the average temperature from January through March is expected to be just below 32 degrees.
This month is expected to end as one of the top 20 coldest Marches on record in Baltimore, with an average temperature somewhere between 39 degrees and 40 degrees, depending on Tuesday's high. That is about 4 degrees below normal.
It compounds what has already been an unusually frigid average for the year to date at Baltimore-Washington International Thurgood...