S
M
T
W
T
F
S
31
83°
68°
1
89°
65°
2
80°
60°
3
83°
61°
4
84°
69°
5
80°
68°
6
84°
68°
7
80°
67°
8
81°
66°
9
84°
67°
10
87°
66°
11
86°
65°
12
87°
67°
13
85°
65°
14
86°
64°
15
87°
67°
16
84°
63°
17
87°
68°
18
86°
67°
19
84°
69°
20
85°
67°
21
80°
61°
22
80°
68°
23
88°
70°
24
89°
71°
25
90°
70°
26
85°
69°
27
81°
70°
28
81°
70°
29
82°
69°
30
83°
70°
1
83°
69°
2
85°
70°
3
85°
70°
4
83°
69°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Chillicothe
Chillicothe's June 2026 forecast shows daily high temperatures ranging from 80° to 90°, with overnight lows between 61° and 71°. The average high for June is 84° with an average low of 68°. 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 Chillicothe. See also: July | August | September.