S
M
T
W
T
F
S
26
80°
61°
27
80°
61°
28
80°
57°
29
79°
62°
30
82°
63°
31
79°
55°
1
81°
62°
2
84°
64°
3
79°
57°
4
81°
56°
5
79°
55°
6
80°
56°
7
83°
56°
8
78°
57°
9
78°
61°
10
83°
61°
11
79°
58°
12
83°
61°
13
84°
63°
14
81°
63°
15
79°
62°
16
84°
54°
17
81°
54°
18
77°
55°
19
76°
58°
20
75°
54°
21
76°
53°
22
76°
59°
23
77°
60°
24
81°
61°
25
84°
60°
26
83°
51°
27
78°
51°
28
74°
52°
29
74°
52°
30
75°
55°
31
78°
58°
1
81°
59°
2
81°
56°
3
80°
52°
4
80°
58°
5
79°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Union Vale
Union Vale's August 2026 forecast shows daily high temperatures ranging from 74° to 84°, with overnight lows between 51° and 64°. The average high for August is 80° with an average low of 58°. 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 Union Vale. See also: September | October | November.