Weather and climate in Boston and Cape Cod


In Boston summers vary from comfortable 70s F to the 90s F. The fall season ranges from 50F to 70F. Winter temperatures usually hover around freezing and sometimes lower. Annual rainfall is between 40 and 48 inches.

Cape Cod has a slightly more temperate climate due to the influence of the ocean and prevailing winds.
Boston and Cape Cod Weather
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Rainfall (mm)
91
91
94
91
81
79
71
81
79
84
107
102
Rainfall (inches)
3.6
3.6
3.7
3.6
3.2
3.1
2.8
3.2
3.1
3.3
4.2
4.0
Min Temp (°F)
21
25
30
41
50
59
64
64
57
46
37
28
Max Temp (°F)
36
39
46
55
66
77
82
81
73
63
52
43

 
 
 
 

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