S
M
T
W
T
F
S
26
77°
61°
27
77°
62°
28
80°
63°
29
82°
63°
30
79°
62°
31
77°
63°
1
80°
62°
2
79°
63°
3
78°
63°
4
82°
62°
5
76°
59°
6
78°
62°
7
82°
61°
8
76°
57°
9
75°
55°
10
75°
56°
11
76°
61°
12
76°
61°
13
79°
62°
14
81°
62°
15
81°
61°
16
75°
57°
17
76°
51°
18
76°
53°
19
79°
61°
20
82°
59°
21
81°
60°
22
80°
59°
23
79°
56°
24
76°
53°
25
76°
57°
26
77°
52°
27
75°
53°
28
75°
55°
29
79°
56°
30
82°
55°
31
82°
58°
1
81°
59°
2
81°
57°
3
80°
49°
4
73°
48°
5
72°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Pymatuning South
Pymatuning South's August 2026 forecast shows daily high temperatures ranging from 72° to 82°, with overnight lows between 48° and 63°. The average high for August is 78° 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 Pymatuning South. See also: September | October | November.