S
M
T
W
T
F
S
28
102°
74°
29
79°
68°
30
82°
62°
1
77°
63°
2
83°
56°
3
72°
58°
4
69°
55°
5
74°
59°
6
67°
58°
7
72°
61°
8
73°
55°
9
77°
55°
10
83°
57°
11
81°
56°
12
89°
60°
13
85°
63°
14
75°
63°
15
79°
61°
16
85°
59°
17
84°
64°
18
77°
63°
19
71°
56°
20
66°
54°
21
74°
54°
22
68°
54°
23
69°
57°
24
73°
51°
25
85°
51°
26
81°
59°
27
74°
61°
28
75°
59°
29
87°
63°
30
99°
65°
31
84°
61°
1
79°
57°
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 75° to 99°, with overnight lows between 57° and 65°. The average high for July is 85° with an average low of 61°. 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.