S
M
T
W
T
F
S
31
89°
71°
1
90°
71°
2
92°
70°
3
87°
68°
4
85°
70°
5
82°
70°
6
91°
73°
7
89°
75°
8
89°
74°
9
94°
71°
10
95°
72°
11
95°
71°
12
95°
71°
13
97°
72°
14
92°
72°
15
96°
71°
16
97°
73°
17
96°
75°
18
94°
70°
19
96°
74°
20
96°
73°
21
95°
74°
22
96°
74°
23
96°
73°
24
95°
74°
25
97°
74°
26
97°
75°
27
98°
75°
28
97°
74°
29
97°
74°
30
96°
75°
1
97°
74°
2
98°
75°
3
99°
75°
4
97°
74°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Buchanan Dam
Buchanan Dam's June 2026 forecast shows daily high temperatures ranging from 82° to 99°, with overnight lows between 70° and 75°. The average high for June is 95° with an average low of 73°. 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 Buchanan Dam. See also: July | August | September.