S
M
T
W
T
F
S
28
74°
52°
29
79°
49°
30
80°
53°
1
89°
62°
2
89°
69°
3
92°
63°
4
79°
53°
5
77°
47°
6
83°
53°
7
83°
56°
8
84°
57°
9
77°
54°
10
78°
53°
11
79°
51°
12
81°
54°
13
80°
54°
14
79°
55°
15
82°
52°
16
72°
50°
17
74°
55°
18
77°
55°
19
76°
54°
20
79°
56°
21
76°
56°
22
73°
55°
23
75°
57°
24
73°
56°
25
76°
56°
26
76°
55°
27
77°
56°
28
78°
56°
29
80°
57°
30
79°
56°
31
79°
56°
1
80°
55°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Allagash
Allagash's July 2026 forecast shows daily high temperatures ranging from 72° to 92°, with overnight lows between 47° and 69°. The average high for July is 79° with an average low of 55°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how July weather will actually feel in Allagash. See also: August | September | October.