S
M
T
W
T
F
S
28
79°
60°
29
80°
60°
30
78°
59°
1
79°
59°
2
77°
54°
3
70°
53°
4
70°
52°
5
70°
52°
6
81°
62°
7
82°
61°
8
80°
58°
9
73°
61°
10
77°
56°
11
74°
61°
12
80°
62°
13
81°
61°
14
73°
59°
15
73°
59°
16
74°
56°
17
74°
57°
18
76°
58°
19
75°
57°
20
74°
56°
21
75°
59°
22
74°
57°
23
74°
58°
24
75°
57°
25
74°
61°
26
76°
61°
27
78°
62°
28
81°
63°
29
83°
62°
30
83°
54°
31
76°
62°
1
81°
59°
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 70° to 83°, with overnight lows between 52° and 63°. The average high for July is 77° 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 July weather will actually feel in Potsdam. See also: August | September | October.