S
M
T
W
T
F
S
27
73°
52°
28
74°
52°
29
74°
43°
30
70°
43°
1
66°
45°
2
67°
46°
3
71°
49°
4
72°
50°
5
69°
50°
6
70°
51°
7
71°
50°
8
72°
47°
9
73°
46°
10
69°
42°
11
62°
43°
12
63°
46°
13
60°
45°
14
60°
43°
15
64°
45°
16
67°
46°
17
68°
42°
18
68°
36°
19
58°
37°
20
58°
34°
21
57°
36°
22
56°
43°
23
59°
42°
24
64°
36°
25
57°
35°
26
55°
34°
27
56°
41°
28
56°
35°
29
63°
32°
30
62°
31°
31
64°
40°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
October Weather in Farmington
Farmington's October 2026 forecast shows daily high temperatures ranging from 55° to 74°, with overnight lows between 31° and 52°. The average high for October is 65° with an average low of 43°. 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 Farmington. See also: November | December | January.