S
M
T
W
T
F
S
27
73°
51°
28
63°
50°
29
62°
50°
30
64°
56°
1
70°
53°
2
65°
48°
3
70°
44°
4
61°
48°
5
60°
51°
6
67°
55°
7
69°
56°
8
69°
55°
9
71°
54°
10
70°
48°
11
65°
47°
12
61°
54°
13
66°
47°
14
68°
41°
15
64°
41°
16
56°
42°
17
55°
42°
18
57°
43°
19
61°
50°
20
65°
53°
21
65°
50°
22
64°
46°
23
65°
39°
24
57°
37°
25
54°
43°
26
53°
49°
27
62°
48°
28
62°
49°
29
62°
48°
30
63°
50°
31
63°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
October Weather in Boston
Boston's October 2026 forecast shows daily high temperatures ranging from 53° to 73°, with overnight lows between 37° and 56°. The average high for October is 63° with an average low of 48°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how October weather will actually feel in Boston. See also: November | December | January.
