S
M
T
W
T
F
S
28
81°
61°
29
75°
54°
30
75°
61°
1
77°
60°
2
79°
57°
3
79°
55°
4
82°
63°
5
81°
63°
6
90°
64°
7
90°
62°
8
86°
63°
9
88°
66°
10
81°
63°
11
77°
62°
12
79°
63°
13
73°
61°
14
84°
62°
15
N/A
16
71°
61°
17
70°
59°
18
68°
58°
19
68°
58°
20
68°
58°
21
68°
60°
22
71°
59°
23
72°
58°
24
73°
61°
25
74°
61°
26
74°
60°
27
75°
61°
28
72°
59°
29
74°
61°
30
75°
60°
31
74°
61°
1
74°
61°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
July Weather in St Peter's
St Peter's's July 2026 forecast shows daily high temperatures ranging from 68° to 75°, with overnight lows between 58° and 61°. The average high for July is 72° with an average low of 60°. 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.