S
M
T
W
T
F
S
28
78°
53°
29
77°
57°
30
74°
56°
1
79°
57°
2
74°
54°
3
73°
53°
4
75°
55°
5
72°
52°
6
72°
53°
7
73°
54°
8
68°
50°
9
69°
55°
10
70°
55°
11
70°
56°
12
71°
56°
13
72°
55°
14
71°
55°
15
70°
54°
16
72°
56°
17
74°
56°
18
75°
55°
19
74°
56°
20
74°
56°
21
75°
55°
22
73°
55°
23
74°
57°
24
72°
56°
25
74°
55°
26
75°
57°
27
76°
58°
28
76°
57°
29
75°
58°
30
75°
57°
31
71°
57°
1
74°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Peterborough
Peterborough's July 2026 forecast shows daily high temperatures ranging from 68° to 79°, with overnight lows between 50° and 58°. The average high for July is 73° with an average low of 55°. 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 Peterborough. See also: August | September | October.
