S
M
T
W
T
F
S
26
70°
52°
27
72°
55°
28
71°
53°
29
73°
56°
30
72°
50°
31
69°
50°
1
69°
49°
2
70°
50°
3
70°
56°
4
71°
56°
5
70°
54°
6
69°
53°
7
76°
56°
8
75°
57°
9
78°
56°
10
77°
48°
11
70°
49°
12
71°
54°
13
69°
49°
14
72°
47°
15
72°
49°
16
74°
52°
17
69°
54°
18
70°
48°
19
70°
52°
20
73°
51°
21
76°
54°
22
76°
55°
23
75°
54°
24
75°
53°
25
76°
45°
26
70°
44°
27
67°
44°
28
67°
46°
29
66°
49°
30
65°
50°
31
66°
52°
1
69°
49°
2
73°
46°
3
67°
44°
4
71°
46°
5
71°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Stewartstown
Stewartstown's August 2026 forecast shows daily high temperatures ranging from 65° to 78°, with overnight lows between 44° and 57°. The average high for August is 71° with an average low of 51°. 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 Stewartstown. See also: September | October | November.