S
M
T
W
T
F
S
31
77°
48°
1
72°
49°
2
74°
50°
3
77°
54°
4
81°
59°
5
81°
61°
6
81°
62°
7
80°
61°
8
81°
62°
9
79°
61°
10
81°
61°
11
80°
62°
12
78°
59°
13
80°
61°
14
78°
56°
15
73°
52°
16
71°
52°
17
72°
53°
18
74°
54°
19
75°
58°
20
79°
61°
21
76°
61°
22
76°
60°
23
77°
61°
24
77°
58°
25
76°
57°
26
80°
62°
27
81°
61°
28
77°
58°
29
76°
55°
30
77°
56°
1
76°
55°
2
77°
59°
3
80°
62°
4
78°
57°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Knox
Knox's June 2026 forecast shows daily high temperatures ranging from 71° to 81°, with overnight lows between 49° and 62°. The average high for June is 77° with an average low of 58°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how June weather will actually feel in Knox. See also: July | August | September.