S
M
T
W
T
F
S
31
81°
59°
1
88°
55°
2
85°
54°
3
82°
60°
4
85°
65°
5
85°
67°
6
88°
64°
7
83°
65°
8
86°
66°
9
87°
64°
10
85°
66°
11
86°
63°
12
82°
61°
13
82°
59°
14
84°
60°
15
76°
56°
16
76°
57°
17
77°
57°
18
77°
60°
19
76°
60°
20
78°
63°
21
79°
65°
22
81°
65°
23
81°
62°
24
83°
64°
25
83°
66°
26
87°
66°
27
82°
64°
28
81°
61°
29
80°
60°
30
81°
62°
1
81°
66°
2
82°
67°
3
83°
66°
4
82°
62°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Banner
Banner's June 2026 forecast shows daily high temperatures ranging from 76° to 88°, with overnight lows between 54° and 67°. The average high for June is 82° 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 June weather will actually feel in Banner. See also: July | August | September.