S
M
T
W
T
F
S
28
74°
57°
29
71°
53°
30
72°
54°
1
73°
53°
2
74°
59°
3
73°
57°
4
74°
54°
5
74°
54°
6
75°
61°
7
77°
63°
8
81°
61°
9
77°
59°
10
76°
58°
11
78°
62°
12
82°
58°
13
75°
55°
14
76°
60°
15
78°
62°
16
81°
62°
17
76°
57°
18
74°
55°
19
74°
60°
20
75°
62°
21
76°
60°
22
75°
60°
23
76°
58°
24
76°
58°
25
77°
60°
26
81°
61°
27
83°
60°
28
79°
58°
29
75°
60°
30
81°
61°
31
76°
55°
1
80°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Potsdam
Potsdam's July 2026 forecast shows daily high temperatures ranging from 71° to 83°, with overnight lows between 53° and 63°. The average high for July is 76° 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 July weather will actually feel in Potsdam. See also: August | September | October.