S
M
T
W
T
F
S
26
66°
53°
27
65°
52°
28
65°
52°
29
67°
46°
30
68°
49°
31
72°
48°
1
71°
49°
2
73°
52°
3
72°
52°
4
70°
51°
5
71°
51°
6
71°
47°
7
68°
44°
8
70°
48°
9
70°
48°
10
68°
47°
11
63°
47°
12
61°
43°
13
60°
42°
14
63°
42°
15
66°
45°
16
67°
46°
17
62°
45°
18
60°
48°
19
66°
49°
20
62°
48°
21
65°
47°
22
66°
47°
23
62°
46°
24
58°
46°
25
62°
45°
26
57°
39°
27
57°
39°
28
62°
38°
29
63°
34°
30
58°
37°
31
59°
37°
1
60°
36°
2
62°
36°
3
62°
37°
4
59°
42°
5
61°
40°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Ruby
Ruby's August 2026 forecast shows daily high temperatures ranging from 57° to 73°, with overnight lows between 34° and 53°. The average high for August is 65° with an average low of 45°. 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 Ruby. See also: September | October | November.