S
M
T
W
T
F
S
28
83°
51°
29
83°
51°
30
75°
50°
1
74°
50°
2
67°
54°
3
69°
55°
4
80°
52°
5
55°
42°
6
69°
40°
7
84°
46°
8
88°
53°
9
80°
53°
10
80°
59°
11
78°
50°
12
58°
47°
13
69°
53°
14
66°
54°
15
61°
55°
16
74°
52°
17
69°
53°
18
70°
52°
19
73°
54°
20
66°
53°
21
72°
56°
22
73°
59°
23
74°
59°
24
76°
60°
25
73°
58°
26
74°
53°
27
68°
56°
28
67°
56°
29
70°
55°
30
69°
56°
31
69°
56°
1
71°
55°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Old Bonaventure
Old Bonaventure's July 2026 forecast shows daily high temperatures ranging from 61° to 76°, with overnight lows between 52° and 60°. The average high for July is 70° 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 Old Bonaventure. See also: August | September | October.