From December 2013 to the fourth Friday of January 2014, winter’s arrival heralded frigid temperatures across almost the entire U.S., except for the West Coast. The monthly average temperature in Sacramento increased by three degrees Celsius to 10C, whereas the monthly average temperature in Chicago dived by seven degrees to -15C, in Raleigh by five degrees to 3C, and in New York by six degrees to -4C. At the beginning of the New Year, the city of Chicago reached a record low temperature of -40C, but emerged from this deep freeze in the following days.
In all observed cities except for Sacramento, this year’s January turned out to be below the two-year average. Comparing the past two-year average of January temperatures to January 2014, this year felt colder than the two-year average in Chicago by 9 degrees, in Raleigh by 4 degrees, and in New York by 3 degrees. By contrast, Sacramento City experienced a milder winter, as the past two-year temperature average for January was 2 degrees lower than that of January 2014.