Take a look at how cold nights have been trending for various cities across the U.S.
As the U.S. and globe have warmed, lake-effect snowfall amounts have been on the rise.
The big picture is clear: Overall, fall is warming across the U.S, 0.46F per decade since 1970.
While every region of the country has seen a rise in winter temperatures since 1970, precipitation trends paint a more varied picture.
Since 1970, winters in the continental U.S. have warmed by 0.61°F per decade on average.