By Llarisa Abreu

PHILADELPHIA (CBS) — The start of meteorological winter kicks off Wednesday, but winter weather arrived a day early before the unofficial start to the winter season.  Light snow showers are making their way across the northern half of the region Tuesday. 

Philadelphia Weather: Change Of Light Snow Showers In Pennsylvania As Meteorological Winter Begins Wednesday

Grassy surfaces across the Lehigh Valley, Bucks County, and the Pocono Mountains could pick up about a half-inch of snow. A few flying flurries or spotty rain showers could sneak into our suburbs and pass I-95 through late afternoon.  

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Otherwise, Tuesday in Philadelphia promises to be cold, breezy, and mostly dry.   

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On average, the first day of measurable snow in Philadelphia is Dec. 9.  

Philadelphia Weather: Change Of Light Snow Showers In Pennsylvania As Meteorological Winter Begins Wednesday

The cold January-like weather continues through Wednesday before we briefly warm up on Thursday. 

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By the weekend temperatures head back into the 40s!