S
M
T
W
T
F
S
26
97°
78°
27
91°
77°
28
94°
78°
29
95°
78°
30
88°
77°
31
90°
76°
1
90°
77°
2
87°
75°
3
89°
75°
4
90°
76°
5
90°
77°
6
91°
76°
7
90°
75°
8
90°
76°
9
91°
77°
10
91°
75°
11
92°
76°
12
93°
77°
13
91°
76°
14
93°
75°
15
88°
76°
16
88°
76°
17
89°
77°
18
90°
77°
19
90°
76°
20
92°
77°
21
93°
77°
22
90°
76°
23
89°
77°
24
90°
77°
25
91°
76°
26
92°
77°
27
92°
77°
28
90°
76°
29
90°
76°
30
92°
77°
31
90°
77°
1
91°
76°
2
91°
77°
3
90°
77°
4
87°
76°
5
88°
77°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Union Park
Union Park's August 2026 forecast shows daily high temperatures ranging from 87° to 93°, with overnight lows between 75° and 77°. The average high for August is 90° with an average low of 76°. 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 Park. See also: September | October | November.