S
M
T
W
T
F
S
27
63°
58°
28
60°
55°
29
68°
56°
30
72°
55°
1
77°
56°
2
88°
64°
3
75°
47°
4
65°
42°
5
69°
44°
6
61°
35°
7
68°
30°
8
77°
48°
9
70°
40°
10
66°
37°
11
55°
41°
12
77°
51°
13
64°
53°
14
79°
58°
15
64°
42°
16
69°
46°
17
56°
30°
18
58°
26°
19
67°
30°
20
69°
33°
21
63°
37°
22
67°
38°
23
57°
25°
24
61°
28°
25
64°
28°
26
70°
40°
27
55°
27°
28
52°
34°
29
59°
39°
30
62°
38°
31
50°
40°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
October Weather in Amherst
Amherst's October 2026 forecast shows daily high temperatures ranging from 50° to 70°, with overnight lows between 25° and 40°. The average high for October is 60° with an average low of 34°. 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 Amherst. See also: November | December | January.