S
M
T
W
T
F
S
26
89°
67°
27
88°
66°
28
89°
66°
29
89°
67°
30
90°
67°
31
89°
66°
1
88°
66°
2
89°
67°
3
89°
66°
4
88°
66°
5
89°
67°
6
89°
66°
7
88°
67°
8
90°
67°
9
90°
66°
10
89°
66°
11
89°
63°
12
84°
60°
13
84°
60°
14
85°
61°
15
88°
65°
16
89°
66°
17
88°
61°
18
86°
60°
19
87°
64°
20
86°
66°
21
90°
65°
22
89°
64°
23
89°
63°
24
90°
61°
25
87°
60°
26
87°
60°
27
88°
61°
28
87°
60°
29
87°
60°
30
88°
61°
31
87°
60°
1
87°
59°
2
86°
59°
3
85°
60°
4
85°
59°
5
86°
60°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Vega
Vega's August 2026 forecast shows daily high temperatures ranging from 84° to 90°, with overnight lows between 59° and 67°. The average high for August is 88° with an average low of 63°. 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 Vega. See also: September | October | November.