S
M
T
W
T
F
S
26
77°
58°
27
80°
60°
28
77°
63°
29
71°
60°
30
77°
55°
31
79°
54°
1
78°
59°
2
73°
66°
3
76°
58°
4
80°
51°
5
81°
62°
6
81°
65°
7
78°
62°
8
78°
65°
9
79°
63°
10
76°
62°
11
71°
65°
12
74°
65°
13
75°
65°
14
80°
61°
15
81°
67°
16
77°
67°
17
80°
58°
18
80°
57°
19
81°
61°
20
75°
54°
21
74°
55°
22
72°
56°
23
77°
56°
24
79°
59°
25
79°
59°
26
80°
60°
27
77°
57°
28
78°
55°
29
75°
52°
30
78°
56°
31
73°
50°
1
73°
52°
2
75°
55°
3
73°
57°
4
72°
54°
5
72°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Clarion
Clarion's August 2026 forecast shows daily high temperatures ranging from 72° to 81°, with overnight lows between 50° and 67°. The average high for August is 76° with an average low of 57°. 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 Clarion. See also: September | October | November.