S
M
T
W
T
F
S
28
81°
61°
29
75°
54°
30
75°
61°
1
72°
59°
2
75°
58°
3
72°
60°
4
76°
62°
5
74°
64°
6
76°
65°
7
77°
62°
8
76°
63°
9
79°
64°
10
79°
63°
11
77°
62°
12
75°
60°
13
74°
61°
14
73°
59°
15
76°
61°
16
74°
60°
17
74°
60°
18
73°
59°
19
74°
60°
20
74°
60°
21
73°
59°
22
74°
60°
23
75°
61°
24
76°
62°
25
77°
62°
26
77°
61°
27
76°
62°
28
76°
61°
29
75°
58°
30
74°
60°
31
73°
62°
1
74°
61°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in St Peter's
St Peter's's July 2026 forecast shows daily high temperatures ranging from 72° to 79°, with overnight lows between 58° and 65°. The average high for July is 75° 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 St Peter's. See also: August | September | October.