S
M
T
W
T
F
S
26
81°
62°
27
86°
64°
28
83°
65°
29
81°
64°
30
85°
60°
31
81°
58°
1
79°
58°
2
81°
59°
3
82°
63°
4
86°
64°
5
86°
65°
6
87°
63°
7
84°
61°
8
86°
63°
9
86°
61°
10
85°
55°
11
79°
57°
12
80°
58°
13
80°
56°
14
82°
56°
15
80°
58°
16
78°
62°
17
78°
61°
18
79°
59°
19
78°
57°
20
78°
56°
21
78°
61°
22
80°
61°
23
78°
59°
24
82°
61°
25
83°
54°
26
82°
53°
27
77°
55°
28
76°
56°
29
76°
59°
30
75°
58°
31
77°
59°
1
81°
53°
2
75°
53°
3
75°
54°
4
76°
52°
5
75°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Catawissa
Catawissa's August 2026 forecast shows daily high temperatures ranging from 75° to 87°, with overnight lows between 51° and 65°. The average high for August is 80° with an average low of 59°. 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 Catawissa. See also: September | October | November.