S
M
T
W
T
F
S
26
59°
47°
27
60°
49°
28
61°
50°
29
60°
48°
30
59°
47°
31
59°
46°
1
58°
47°
2
58°
46°
3
59°
45°
4
59°
46°
5
58°
46°
6
58°
45°
7
59°
46°
8
59°
46°
9
60°
47°
10
58°
46°
11
57°
45°
12
58°
46°
13
58°
45°
14
65°
47°
15
60°
49°
16
60°
48°
17
59°
49°
18
60°
46°
19
59°
47°
20
59°
46°
21
60°
47°
22
63°
48°
23
64°
48°
24
64°
44°
25
63°
43°
26
63°
46°
27
62°
48°
28
60°
44°
29
57°
44°
30
60°
47°
31
62°
47°
1
56°
43°
2
56°
42°
3
57°
42°
4
55°
43°
5
56°
43°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Valdez
Valdez's August 2026 forecast shows daily high temperatures ranging from 55° to 65°, with overnight lows between 42° and 50°. The average high for August is 59° with an average low of 46°. 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 Valdez. See also: September | October | November.