S
M
T
W
T
F
S
31
62°
38°
1
65°
40°
2
66°
47°
3
80°
46°
4
86°
57°
5
70°
50°
6
72°
54°
7
65°
47°
8
77°
45°
9
85°
57°
10
84°
62°
11
87°
59°
12
73°
49°
13
70°
47°
14
70°
55°
15
66°
55°
16
68°
52°
17
75°
50°
18
63°
52°
19
63°
47°
20
66°
47°
21
66°
53°
22
71°
52°
23
64°
55°
24
67°
52°
25
67°
52°
26
61°
54°
27
70°
56°
28
74°
52°
29
79°
49°
30
80°
53°
1
89°
71°
2
93°
68°
3
88°
61°
4
82°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Allagash
Allagash's June 2026 forecast shows daily high temperatures ranging from 82° to 93°, with overnight lows between 53° and 71°. The average high for June is 88° with an average low of 63°. 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 Allagash. See also: July | August | September.