S
M
T
W
T
F
S
31
52°
50°
1
54°
47°
2
62°
45°
3
71°
52°
4
64°
44°
5
71°
46°
6
68°
45°
7
62°
42°
8
70°
46°
9
73°
50°
10
75°
52°
11
76°
51°
12
76°
51°
13
77°
52°
14
72°
47°
15
72°
52°
16
67°
51°
17
72°
51°
18
75°
53°
19
70°
52°
20
73°
53°
21
76°
53°
22
78°
54°
23
80°
55°
24
79°
53°
25
71°
53°
26
79°
54°
27
80°
51°
28
69°
48°
29
70°
52°
30
78°
54°
1
81°
55°
2
81°
55°
3
82°
56°
4
84°
57°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Big Arm
Big Arm's June 2026 forecast shows daily high temperatures ranging from 54° to 84°, with overnight lows between 42° and 57°. The average high for June is 73° with an average low of 51°. 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 Big Arm. See also: July | August | September.