S
M
T
W
T
F
S
26
85°
63°
27
84°
63°
28
84°
62°
29
82°
61°
30
81°
61°
31
78°
60°
1
80°
61°
2
81°
61°
3
80°
58°
4
79°
56°
5
81°
60°
6
82°
61°
7
82°
61°
8
76°
58°
9
75°
54°
10
76°
56°
11
80°
60°
12
81°
60°
13
81°
59°
14
78°
59°
15
73°
56°
16
75°
55°
17
78°
59°
18
81°
60°
19
82°
60°
20
81°
59°
21
71°
49°
22
73°
51°
23
73°
49°
24
72°
51°
25
73°
49°
26
71°
50°
27
70°
50°
28
71°
51°
29
72°
48°
30
72°
55°
31
75°
56°
1
70°
52°
2
77°
57°
3
80°
56°
4
82°
51°
5
75°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Martell
Martell's August 2026 forecast shows daily high temperatures ranging from 70° to 85°, with overnight lows between 47° and 63°. The average high for August is 77° 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 Martell. See also: September | October | November.