York Snowfall Totals & Accumulation Averages
This page pulls together information on when, how much and how often York, Pennsylvania has snow.
There are data and descriptions here of how many days it snows and the total amount of snowfall that York usually gets. There are also monthly and yearly counts of the days that the city normally has heavy snowstorms and deep snow accumulated on the ground. Plus there's information on when York can expect the first and last snowfalls of the season.
All the numbers are averages, based on climate data gathered from 1981 to 2010 on the outskirts of York.
How Often it Snows in York
This first table lists monthly and yearly totals for amount of snow and how many days it snows at least 0.1 inches (0.25 centimetres).
These averages don't show how much York's snowfall varies from year to year.
In December, for instance, one in four years totals over 5.3 inches of snow. Another 25 percent of years receive no snow for the month.
Similarly in January, fresh snowfall in the heaviest years amounts to over 11 inches, while the lightest years get under 2.3 inches.
Snow in February ranges from over 11.7 inches in heavy snowfall years to half an inch or less in light years.
When York Has Its First & Last Snowfalls
York usually sees its first snowfall of winter in December. But it can start snowing as early as November or as late as January.
The season's last snowfall typically happens in March. Sometimes a late snow arrives in April.
York is normally free of snow every year from May to October.
How Many Snowstorms York Gets
Most days of snowfall in York result in at least an inch of snow left on the ground. For three days a year on average, the amount of new snow totals three inches or more.
Snowstorms of over five inches a day normally occur once or twice a year. But major blizzards that dump ten inches or more in one day are rare events that don't happen every year.
How Much Snow Normally Accumulates in York
For about one-quarter of winter days, York has at least an inch of snow on the ground.
Snow mostly accumulates during January and February. Typically, on two days in January and another three in February, the snow covering York gets to five or more inches deep.
National Climatic Data Center. NOAA's 1981-2010 Climate Normals.