S
M
T
W
T
F
S
27
72°
51°
28
72°
51°
29
73°
44°
30
70°
43°
1
66°
41°
2
65°
44°
3
70°
48°
4
71°
48°
5
62°
47°
6
65°
50°
7
69°
49°
8
70°
46°
9
71°
45°
10
68°
43°
11
63°
44°
12
64°
45°
13
61°
44°
14
59°
41°
15
63°
44°
16
65°
45°
17
66°
42°
18
67°
38°
19
64°
41°
20
58°
34°
21
59°
34°
22
55°
42°
23
58°
41°
24
63°
37°
25
59°
34°
26
56°
33°
27
54°
40°
28
54°
38°
29
61°
31°
30
62°
31°
31
50°
36°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
October Weather in Haverhill
Haverhill's October 2026 forecast shows daily high temperatures ranging from 50° to 73°, with overnight lows between 31° and 51°. The average high for October is 64° with an average low of 42°. 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 Haverhill. See also: November | December | January.