S
M
T
W
T
F
S
31
64°
44°
1
70°
48°
2
75°
49°
3
76°
51°
4
76°
51°
5
75°
50°
6
76°
52°
7
77°
52°
8
76°
53°
9
76°
52°
10
77°
54°
11
79°
54°
12
76°
53°
13
68°
52°
14
69°
49°
15
81°
54°
16
80°
45°
17
76°
43°
18
70°
49°
19
72°
53°
20
73°
52°
21
80°
49°
22
73°
50°
23
71°
54°
24
74°
51°
25
72°
48°
26
72°
48°
27
73°
50°
28
77°
54°
29
83°
57°
30
84°
57°
1
84°
56°
2
85°
59°
3
85°
59°
4
86°
60°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Deadwood
Deadwood's June 2026 forecast shows daily high temperatures ranging from 64° to 86°, with overnight lows between 43° and 60°. The average high for June is 76° with an average low of 52°. 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 Deadwood. See also: July | August | September.