Map: Just How Cold Is It?

As I write, Boston has warmed up to a balmy 7 degrees. In the town of Orange this morning, the mercury dropped to 21 degrees below zero. Come on.

Here is a sample of today’s lows across Massachusetts, compiled by WBUR’s Keosha Johnson — wind chills not included.

Lows Across Mass. For 1/24/2011
View Lows Across Mass. For 1/24/2011 in a larger map

The temperature data comes from The Associated Press.