Average August Temperatures for Massachusetts

Average temperatures for August at cities, towns 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 1991 to 2020 by the US National Centers for Environmental Information.

Cape Cod and Islands

Average August temperatures
High °F	Low °F	Place	High °C	Low °C
76	63	Chatham	24	17
80	64	Edgartown	27	18
77	63	Hyannis	25	17
76	62	Nantucket	24	17
79	60	Vineyard Haven, Martha's Vineyard	26	15

Eastern Massachusetts

Average daily temperatures in August
High °F	Low °F	Place	High °C	Low °C
80	65	Boston	27	18
83	62	Brockton	28	17
80	63	East Wareham	27	17
80	62	Great Blue Hill, Milton	27	17
81	59	Haverhill	27	15
82	62	Hingham	28	17
79	60	Marblehead	26	15
82	66	New Bedford	28	19
82	63	Plymouth	28	17
82	62	Taunton	28	17

Central Massachusetts

August temperatures: daily averages
High °F	Low °F	Place	High °C	Low °C
82	58	Amherst	28	15
81	55	Barre Falls Reservoir Dam	27	13
81	59	Buffumville Lake	27	15
79	60	East Brimfield Lake	26	15
83	59	Lowell	28	15
83	60	Tully Lake	29	16
83	59	Westfield	28	15
78	61	Worcester	26	16

Western Massachusetts

Average August temperatures
High °F	Low °F	Place	High °C	Low °C
81	55	Lenox Dale	27	13
79	56	North Adams	26	13
78	57	Pittsfield	25	14
78	55	Worthington	26	13

Average Temperatures for Massachusetts in August

Cape Cod and Islands

Eastern Massachusetts

Central Massachusetts

Western Massachusetts

Reference

More Massachusetts Weather Information