Average Temperatures for Massachusetts in May





Average temperatures for May at cities, towns, parks and lakes throughout Massachusetts are listed below in degrees Fahrenheit and Celsius.

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

The tables give the normals for maximum and minimum temperatures based on weather data collected from 1981 to 2010 by the US National Climatic Data Center.

Cape Cod and Islands

Average May temperatures
High °F Low °F Place High °C Low °C
59 48 Chatham, Cape Cod 15 9
65 48 Edgartown, Martha's Vineyard 18 9
63 48 Hyannis, Cape Cod 17 9
60 46 Nantucket 15 8
65 45 Vineyard Haven, Martha's Vineyard 18 7

Eastern Massachusetts

Average daily temperatures in May
High °F Low °F Place High °C Low °C
66 50 Boston 19 10
68 45 Brockton 20 7
65 47 East Wareham 18 8
66 48 Great Blue Hill, Milton 19 9
68 44 Haverhill 20 7
68 47 Hingham 20 8
65 47 Marblehead 19 9
67 49 New Bedford 20 9
68 44 Plymouth 20 7
69 47 Taunton 21 8

Central Massachusetts

May temperatures: daily averages
High °F Low °F Place High °C Low °C
69 45 Amherst 21 7
66 41 Barre Falls Reservoir Dam 19 5
68 44 Buffumville Lake 20 7
68 46 East Brimfield Lake 20 8
70 44 Lowell 21 7
69 43 Tully Lake 21 6
66 47 Worcester 19 8

Western Massachusetts

Average May temperatures
High °F Low °F Place High °C Low °C
65 45 Cummington Hill 18 7
69 46 Great Barrington 21 8
69 41 Knightville Reservoir Dam 21 5
67 43 Lanesboro 19 6
66 42 West Otis 19 6
66 42 Worthington 19 5
Reference

National Climatic Data Center. NOAA's 1981-2010 Climate Normals.

Massachusetts Temperatures
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