S
M
T
W
T
F
S
28
85°
67°
29
89°
66°
30
93°
73°
1
96°
72°
2
95°
73°
3
92°
72°
4
88°
65°
5
86°
63°
6
83°
62°
7
85°
64°
8
81°
61°
9
83°
62°
10
83°
62°
11
84°
63°
12
81°
62°
13
83°
59°
14
76°
55°
15
77°
56°
16
78°
58°
17
78°
60°
18
79°
62°
19
78°
61°
20
78°
62°
21
80°
62°
22
78°
63°
23
80°
63°
24
83°
62°
25
83°
64°
26
84°
63°
27
84°
63°
28
83°
62°
29
83°
62°
30
80°
57°
31
77°
55°
1
76°
59°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Knox
Knox's July 2026 forecast shows daily high temperatures ranging from 76° to 96°, with overnight lows between 55° and 73°. The average high for July is 83° with an average low of 62°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how July weather will actually feel in Knox. See also: August | September | October.