S
M
T
W
T
F
S
31
72°
42°
1
79°
42°
2
84°
43°
3
81°
55°
4
79°
48°
5
81°
52°
6
69°
46°
7
69°
39°
8
62°
42°
9
74°
39°
10
75°
48°
11
83°
48°
12
85°
52°
13
86°
53°
14
90°
49°
15
93°
52°
16
93°
56°
17
90°
54°
18
93°
56°
19
69°
53°
20
80°
52°
21
85°
48°
22
90°
54°
23
88°
54°
24
87°
58°
25
87°
55°
26
76°
49°
27
72°
46°
28
76°
45°
29
82°
47°
30
86°
50°
1
89°
49°
2
90°
50°
3
91°
50°
4
92°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Dunsmuir
Dunsmuir's June 2026 forecast shows daily high temperatures ranging from 72° to 92°, with overnight lows between 45° and 58°. The average high for June is 85° 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 Dunsmuir. See also: July | August | September.