S
M
T
W
T
F
S
26
81°
60°
27
84°
61°
28
83°
60°
29
80°
60°
30
81°
59°
31
84°
61°
1
82°
61°
2
83°
59°
3
85°
61°
4
85°
60°
5
84°
54°
6
78°
57°
7
81°
55°
8
77°
54°
9
77°
53°
10
76°
52°
11
77°
58°
12
84°
59°
13
83°
56°
14
83°
52°
15
77°
51°
16
77°
58°
17
80°
58°
18
77°
51°
19
76°
51°
20
78°
50°
21
78°
52°
22
82°
56°
23
83°
55°
24
82°
56°
25
83°
56°
26
81°
57°
27
82°
56°
28
81°
55°
29
81°
56°
30
82°
49°
31
75°
46°
1
73°
47°
2
73°
47°
3
74°
46°
4
73°
47°
5
72°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Chemung
Chemung's August 2026 forecast shows daily high temperatures ranging from 72° to 85°, with overnight lows between 46° and 61°. The average high for August is 80° with an average low of 55°. 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 Chemung. See also: September | October | November.