Do you know the coldest day of the yr doesn’t arrive on the similar time for everybody within the U.S.? Whereas Groveland, California, is shivering via its chilliest day at this time, components of the East Coast are nonetheless weeks away from their coldest temperatures. It is because the coldest day of the yr, on common, happens at the least a month earlier on the western seaboard than on the japanese seaboard of the USA.
In keeping with NOAA’s Coldest Day of the Yr interactive map, the farther west you might be in the USA, the extra seemingly it’s that you’ve already skilled the coldest day of the yr. The map is predicated on 30 years of temperature information and reveals the typical coldest day of the yr at 1000’s of climate stations throughout the nation.
NOAA explains that within the japanese a part of the USA, the “coldest day of the yr is often later … because of chilly air from snow-covered components of Canada dipping down into the realm.”
Thanks, Canada!
If you wish to know when the primary snow of the yr is most certainly to fall, you may consult with NOAA’s helpful interactive First Snow Map. This map supplies a nationwide information to when you may anticipate the primary snow of winter. It shows the date at your location when the possibility of snow is at the least 50%, primarily based on historic climate data from 1981 to 2010.
Latitude and altitude play the most important roles in figuring out if you find yourself most certainly to expertise snow. On common, the farther north you might be and the upper your altitude, the sooner you might be more likely to see snow.
