S
M
T
W
T
F
S
31
79°
63°
1
86°
65°
2
85°
51°
3
85°
57°
4
88°
56°
5
85°
68°
6
92°
70°
7
82°
70°
8
84°
71°
9
91°
70°
10
87°
70°
11
79°
59°
12
83°
56°
13
83°
59°
14
74°
55°
15
79°
50°
16
76°
57°
17
79°
54°
18
77°
59°
19
80°
55°
20
78°
59°
21
64°
55°
22
77°
58°
23
75°
58°
24
77°
57°
25
74°
57°
26
78°
60°
27
78°
64°
28
81°
68°
29
83°
66°
30
82°
64°
1
81°
64°
2
82°
65°
3
84°
64°
4
79°
67°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Buchanan
Buchanan's June 2026 forecast shows daily high temperatures ranging from 64° to 84°, with overnight lows between 55° and 68°. The average high for June is 78° 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 Buchanan. See also: July | August | September.