Massachusetts weather by month

Check out Massachusetts weather averages by month. Compare detailed monthly climate statistics including temperature, rainfall and sunshine figures.

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum daytime temperature °F
34°F maximum daytime temperature in January in Boston34
37°F maximum daytime temperature in February in Boston37
46°F maximum daytime temperature in March in Boston46
57°F maximum daytime temperature in April in Boston57
68°F maximum daytime temperature in May in Boston68
77°F maximum daytime temperature in June in Boston77
82°F maximum daytime temperature in July in Boston82
81°F maximum daytime temperature in August in Boston81
73°F maximum daytime temperature in September in Boston73
63°F maximum daytime temperature in October in Boston63
52°F maximum daytime temperature in November in Boston52
39°F maximum daytime temperature in December in Boston39
Hours of sunshine (daily)
Days with some rainfall
11 days with some rainfall in January in Boston11
10 days with some rainfall in February in Boston10
11 days with some rainfall in March in Boston11
11 days with some rainfall in April in Boston11
11 days with some rainfall in May in Boston11
11 days with some rainfall in June in Boston11
9 days with some rainfall in July in Boston9
10 days with some rainfall in August in Boston10
8 days with some rainfall in September in Boston8
9 days with some rainfall in October in Boston9
11 days with some rainfall in November in Boston11
12 days with some rainfall in December in Boston12
Sea temperature °F
39°F sea temperature in January in Boston39
37°F sea temperature in February in Boston37
37°F sea temperature in March in Boston37
41°F sea temperature in April in Boston41
48°F sea temperature in May in Boston48
57°F sea temperature in June in Boston57
64°F sea temperature in July in Boston64
64°F sea temperature in August in Boston64
61°F sea temperature in September in Boston61
55°F sea temperature in October in Boston55
48°F sea temperature in November in Boston48
45°F sea temperature in December in Boston45

More about Massachusetts

Massachusetts by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

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The climate guide for Massachusetts (Boston) shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Top Massachusetts destinations

Below are average maximum temperatures at popular countries, regions and places in Massachusetts for next month - August. Select a destination to see the climate guide for all months of the year.

All Massachusetts destinations

Metric (°C)  |  Imperial (°F)

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Tropical storm risk: Massachusetts hurricane season

% of month affected by tropical storms
0
0
0
0
0
0
0
1.2%
1.7%
0
0
0
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

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More about the USA

Compare Massachusetts with the UK

Below the Massachusetts chart shows average maximum daytime temperature for Massachusetts, USA (Boston) and the UK (London).

Maximum daytime temperature (°F)

Massachusetts, USA (Boston)
UK (London)
34
45
37
45
46
50
57
55
68
63
77
68
82
72
81
72
73
66
63
59
52
50
39
46
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Metric (°C)  |  Imperial (°F)

Compare more Massachusetts weather >>

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