S
M
T
W
T
F
S
26
81°
54°
27
82°
49°
28
84°
51°
29
75°
53°
30
67°
58°
31
72°
60°
1
78°
60°
2
84°
65°
3
71°
56°
4
81°
53°
5
85°
58°
6
81°
62°
7
84°
61°
8
80°
62°
9
82°
59°
10
81°
59°
11
76°
55°
12
76°
54°
13
72°
53°
14
77°
60°
15
78°
58°
16
73°
56°
17
77°
58°
18
72°
58°
19
77°
57°
20
79°
54°
21
72°
53°
22
76°
58°
23
79°
57°
24
78°
56°
25
78°
55°
26
77°
52°
27
75°
55°
28
75°
57°
29
70°
56°
30
77°
57°
31
77°
55°
1
70°
52°
2
69°
50°
3
69°
49°
4
70°
50°
5
74°
55°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Presque Isle Junction
Presque Isle Junction's August 2026 forecast shows daily high temperatures ranging from 69° to 85°, with overnight lows between 49° and 65°. The average high for August is 76° with an average low of 56°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how August weather will actually feel in Presque Isle Junction. See also: September | October | November.