S
M
T
W
T
F
S
26
86°
65°
27
86°
65°
28
87°
64°
29
87°
64°
30
90°
67°
31
93°
67°
1
93°
68°
2
92°
68°
3
93°
67°
4
93°
68°
5
92°
68°
6
94°
67°
7
93°
67°
8
93°
66°
9
92°
68°
10
92°
65°
11
93°
65°
12
91°
64°
13
89°
63°
14
92°
66°
15
93°
65°
16
93°
66°
17
92°
59°
18
93°
57°
19
85°
56°
20
83°
57°
21
84°
58°
22
85°
58°
23
85°
57°
24
84°
58°
25
85°
59°
26
86°
61°
27
88°
62°
28
87°
64°
29
88°
63°
30
90°
62°
31
90°
61°
1
89°
61°
2
87°
58°
3
83°
61°
4
86°
60°
5
88°
61°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Umbarger
Umbarger's August 2026 forecast shows daily high temperatures ranging from 83° to 94°, with overnight lows between 56° and 68°. The average high for August is 89° 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 Umbarger. See also: September | October | November.