Worcester Snowfall Totals & Accumulation Averages

This page pulls together information on when, how much and how often Worcester, Massachusetts has snow.

There are data and descriptions here of how many days it snows and the total amount of snowfall that Worcester 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 Worcester can expect the first and last snowfalls of the season.

The first set of monthly snow totals are averages for 2010 to 2019. The other numbers are 30-year averages, based mainly on weather data gathered from 1991 to 2020 at the Worcester Municipal Airport. Snow depth data are for 1981 to 2010.

How Often it Snows in Worcester

The next two tables list monthly and yearly totals for amount of snow and how many days it snows at least 0.1 inches (0.25 centimetres).

10-year snowfall averages at Worcester, 2010 to 2019
Days   Inches Centi­metres
4.8 January 21.4 54.2
5.0 February 25.9 65.9
2.4 March 13.7 34.8
0.6 April 2.5 6.3
0.3 October 1.6 4.1
0.6 November 2.5 6.3
2.5 December 11.3 28.7
16.2 Year 78.9 200.3
30-year snowfall averages at Worcester, 1991 to 2020
Days   Inches Centi­metres
7.5 January 18.2 46.2
7.6 February 21.2 53.8
4.9 March 13.7 34.8
1.2 April 1.9 4.8
0.3 October 1.1 2.8
1.0 November 1.9 4.8
5.6 December 14.9 37.8
28.1 Year 72.9 185.2

These averages don't show how much the snowfall in Worcester varies from year to year.

In December, for instance, one in four years totals over 20.7 inches of snow. Another 25 percent of years receive less than 3.2 inches for the month.

Similarly in January, fresh snowfall in the heaviest years amounts to over 22.6 inches, while the lightest years get less than 9.1 inches.

New snow for February ranges from over 25.1 inches in heavy snowfall years to under 10.4 inches in light years.

When Worcester Has Its First & Last Snowfalls

The first snowfall of winter for Worcester usually arrives in November. But depending on the year, snowflakes start flying anytime from October to December.

The season's last snowfall most often happens in April. Every few years though, it stops snowing in March.

Worcester is normally free of snow every year from May to September.

How Many Snowstorms Worcester Gets

Over half the days of snowfall in Worcester leave just a skiff, amounting to less than an inch, of fresh snow on the ground. For 16 days a year on average, the amount of new snow totals at least an inch.

Snowstorms of over five inches a day normally occur four or five times annually. But major blizzards that dump ten inches or more in one day are uncommon events that happen an average of once a year.

Number of days per month and year on average in Worcester with a total snowfall of at least 1, 3, 5 or 10 inches
1 inch
2.5 cm
3 inches
7.6 cm
  5 inches
12.7 cm
10 inches
25.4 cm
4.5 1.6 January 0.9 0.2
4.5 2.2 February 1.1 0.4
2.7 1.5 March 0.9 0.3
0.7 0.2 April 0.0 0.0
0.3 0.1 October 0.1 0.0
0.5 0.2 November 0.2 0.0
3.1 1.8 December 1.2 0.2
16.3 7.6 Year 4.4 1.1

How Much Snow Normally Accumulates in Worcester

For about half of winter, Worcester has at least an inch of snow on the ground.

Snow mostly accumulates during January and February. Typically, on 2 or 3 days in January and in February, the snow covering Worcester gets to ten or more inches deep.

Average total days per month and year in Worcester with snow depth of at least 1, 3, 5 or 10 inches on the ground
1 inch
2.5 cm
3 inches
7.6 cm
  5 inches
12.7 cm
10 inches
25.4 cm
16.7 10.6 January 7.6 2.5
16.0 11.4 February 7.6 2.7
9.4 5.5 March 3.5 1.5
1.4 0.9 April 0.5 0.3
1.8 0.9 November 0.4 0.0
11.3 5.9 December 1.9 0.4
56.6 35.2 Year 21.5 7.4
References

Jay Lawrimore, Ron Ray, Scott Applequist, Bryant Korzeniewski, Matthew Menne. 2016. Global Summary of the Month and Year, Version 1.0. NOAA National Centers for Environmental Information.

NOAA National Centers for Environmental Information (NCEI). Climate Normals.

Massachusetts Snowfall
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