S
M
T
W
T
F
S
31
72°
54°
1
70°
50°
2
72°
54°
3
66°
54°
4
66°
54°
5
63°
50°
6
64°
50°
7
68°
52°
8
63°
45°
9
64°
45°
10
59°
46°
11
63°
45°
12
73°
55°
13
66°
52°
14
68°
48°
15
68°
46°
16
77°
52°
17
N/A
18
79°
59°
19
85°
61°
20
79°
57°
21
83°
58°
22
85°
64°
23
87°
55°
24
78°
58°
25
81°
58°
26
81°
59°
27
79°
56°
28
76°
57°
29
77°
54°
30
75°
55°
1
67°
54°
2
67°
52°
3
66°
49°
4
66°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
June Weather in Peterborough
Peterborough's June 2026 forecast shows daily high temperatures ranging from 66° to 87°, with overnight lows between 49° and 64°. The average high for June is 77° with an average low of 56°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how June weather will actually feel in Peterborough. See also: July | August | September.