S
M
T
W
T
F
S
28
63°
56°
29
68°
50°
30
71°
50°
1
82°
50°
2
80°
62°
3
87°
62°
4
78°
58°
5
61°
50°
6
68°
57°
7
75°
55°
8
71°
56°
9
77°
61°
10
75°
61°
11
70°
57°
12
71°
56°
13
72°
59°
14
74°
60°
15
73°
60°
16
75°
61°
17
77°
54°
18
74°
56°
19
73°
55°
20
74°
57°
21
75°
56°
22
75°
57°
23
76°
57°
24
76°
56°
25
75°
57°
26
75°
57°
27
76°
58°
28
80°
58°
29
79°
57°
30
79°
57°
31
75°
56°
1
78°
57°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Miramichi
Miramichi's July 2026 forecast shows daily high temperatures ranging from 61° to 80°, with overnight lows between 50° and 61°. The average high for July is 74° with an average low of 57°. 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 Miramichi. See also: August | September | October.