Average Snowfall for Massachusetts in December

The tables below give monthly averages for snowfall during December at cities, communities and other locations around Massachusetts. The numbers are for the total amount of new snow and how many days it snows at least 0.1 inches (0.25 centimetres) this month.

The snowfall totals are averages based on weather data collected from 1991 to 2020 for the US National Centers for Environmental Information.

You can jump to a separate table for each region of the state: Cape Cod and Islands, Eastern and Central Massachusetts.

Cape Cod and Islands

Average total snowfall in December

Days	Place	Inches	Centi­metres
1.5	Chatham	2.6	6.6
1.4	Edgartown	3.4	8.6
0.9	Hyannis	2.1	5.3

Eastern Massachusetts

December snowfall averages

Days	Place	Inches	Centi­metres
4.2	Boston	9.0	22.9
1.4	Brockton	4.5	11.4
2.3	East Wareham	6.3	16.0
5.1	Great Blue Hill, Milton	12.8	32.5
4.0	Haverhill	10.8	27.4
4.7	Hingham	8.8	22.4
2.1	Marblehead	7.4	18.8
2.2	New Bedford	4.4	11.2
4.5	Newburyport	11.1	28.2
2.3	Plymouth	6.7	17.0
1.3	Taunton	3.7	9.4

Central Massachusetts

Average snow for December

Days	Place	Inches	Centi­metres
3.7	Amherst	7.5	19.1
4.9	Barre Falls Reservoir Dam	13.1	33.3
3.2	Buffumville Lake	7.1	18.0
4.7	East Brimfield Lake	13.8	35.1
4.4	Tully Lake	11.8	30.0
5.6	Worcester	14.9	37.8

Western Massachusetts

December snowfall averages

Days	Place	Inches	Centi­metres
10.3	Worthington	16.7	42.4