S
M
T
W
T
F
S
26
73°
61°
27
77°
63°
28
72°
63°
29
66°
59°
30
72°
55°
31
77°
57°
1
N/A
2
78°
67°
3
80°
61°
4
83°
68°
5
85°
67°
6
83°
63°
7
84°
64°
8
83°
63°
9
84°
65°
10
83°
62°
11
80°
61°
12
77°
58°
13
76°
58°
14
79°
57°
15
77°
55°
16
76°
54°
17
84°
62°
18
83°
61°
19
84°
61°
20
83°
59°
21
81°
56°
22
83°
60°
23
85°
61°
24
84°
60°
25
83°
61°
26
82°
61°
27
79°
60°
28
81°
59°
29
80°
60°
30
81°
59°
31
81°
58°
1
82°
55°
2
74°
51°
3
73°
51°
4
74°
52°
5
75°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
August Weather in Farmington
Farmington's August 2026 forecast shows daily high temperatures ranging from 73° to 85°, with overnight lows between 50° and 68°. The average high for August is 81° with an average low of 59°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how August weather will actually feel in Farmington. See also: September | October | November.