S
M
T
W
T
F
S
26
83°
65°
27
81°
64°
28
86°
65°
29
86°
66°
30
84°
66°
31
83°
65°
1
85°
65°
2
84°
66°
3
85°
66°
4
87°
65°
5
83°
63°
6
82°
65°
7
83°
65°
8
86°
59°
9
79°
58°
10
79°
58°
11
80°
62°
12
79°
63°
13
81°
64°
14
81°
65°
15
84°
64°
16
82°
62°
17
80°
56°
18
80°
56°
19
81°
62°
20
85°
63°
21
84°
64°
22
85°
61°
23
84°
63°
24
81°
59°
25
79°
57°
26
78°
56°
27
76°
56°
28
76°
57°
29
78°
56°
30
80°
58°
31
83°
62°
1
83°
62°
2
84°
60°
3
83°
54°
4
77°
52°
5
75°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Mifflinburg
Mifflinburg's August 2026 forecast shows daily high temperatures ranging from 75° to 87°, with overnight lows between 52° and 66°. The average high for August is 82° with an average low of 61°. 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 Mifflinburg. See also: September | October | November.