S
M
T
W
T
F
S
26
81°
59°
27
74°
61°
28
75°
59°
29
87°
63°
30
99°
65°
31
84°
61°
1
79°
57°
2
82°
61°
3
85°
64°
4
86°
63°
5
84°
62°
6
81°
60°
7
75°
57°
8
73°
54°
9
74°
56°
10
80°
60°
11
77°
57°
12
73°
56°
13
73°
56°
14
75°
56°
15
77°
55°
16
77°
58°
17
80°
61°
18
82°
61°
19
82°
62°
20
81°
61°
21
79°
60°
22
78°
60°
23
80°
61°
24
81°
60°
25
78°
59°
26
77°
59°
27
77°
58°
28
76°
58°
29
73°
57°
30
76°
54°
31
75°
57°
1
77°
58°
2
75°
58°
3
76°
55°
4
69°
52°
5
67°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Potsdam
Potsdam's August 2026 forecast shows daily high temperatures ranging from 67° to 99°, with overnight lows between 50° and 65°. The average high for August is 78° 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 Potsdam. See also: September | October | November.