S
M
T
W
T
F
S
28
73°
61°
29
70°
57°
30
67°
54°
1
68°
56°
2
69°
61°
3
69°
59°
4
70°
58°
5
69°
58°
6
71°
62°
7
76°
64°
8
78°
64°
9
77°
63°
10
73°
63°
11
74°
64°
12
78°
62°
13
71°
59°
14
72°
63°
15
75°
64°
16
77°
60°
17
71°
57°
18
70°
57°
19
71°
64°
20
71°
63°
21
72°
62°
22
72°
63°
23
73°
62°
24
73°
64°
25
75°
65°
26
78°
64°
27
78°
58°
28
72°
58°
29
72°
63°
30
73°
60°
31
72°
57°
1
73°
58°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Cobourg
Cobourg's July 2026 forecast shows daily high temperatures ranging from 67° to 78°, with overnight lows between 54° and 65°. The average high for July is 73° 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 Cobourg. See also: August | September | October.