S
M
T
W
T
F
S
26
83°
55°
27
85°
56°
28
85°
56°
29
86°
57°
30
86°
57°
31
85°
56°
1
86°
56°
2
85°
55°
3
85°
57°
4
86°
57°
5
84°
55°
6
85°
56°
7
86°
57°
8
85°
56°
9
87°
58°
10
86°
57°
11
85°
56°
12
84°
56°
13
84°
55°
14
81°
54°
15
81°
54°
16
82°
55°
17
80°
54°
18
76°
52°
19
77°
52°
20
77°
50°
21
83°
55°
22
84°
54°
23
77°
54°
24
83°
53°
25
76°
49°
26
80°
50°
27
80°
48°
28
79°
48°
29
79°
49°
30
78°
48°
31
80°
49°
1
82°
52°
2
80°
50°
3
75°
48°
4
72°
51°
5
77°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Dardanelle
Dardanelle's August 2026 forecast shows daily high temperatures ranging from 72° to 87°, with overnight lows between 48° and 58°. The average high for August is 82° with an average low of 54°. 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 Dardanelle. See also: September | October | November.