S
M
T
W
T
F
S
27
70°
50°
28
70°
49°
29
71°
41°
30
67°
40°
1
62°
42°
2
64°
44°
3
67°
47°
4
69°
48°
5
65°
47°
6
66°
49°
7
67°
48°
8
68°
45°
9
69°
43°
10
65°
40°
11
59°
41°
12
60°
44°
13
57°
43°
14
56°
41°
15
60°
43°
16
63°
44°
17
64°
40°
18
65°
34°
19
55°
35°
20
54°
32°
21
54°
34°
22
52°
41°
23
55°
40°
24
60°
34°
25
54°
31°
26
52°
32°
27
51°
39°
28
53°
33°
29
58°
30°
30
58°
29°
31
61°
38°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
October Weather in New Marlborough
New Marlborough's October 2026 forecast shows daily high temperatures ranging from 51° to 71°, with overnight lows between 29° and 50°. The average high for October is 61° with an average low of 40°. 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 New Marlborough. See also: November | December | January.