S
M
T
W
T
F
S
28
70°
42°
29
68°
49°
30
65°
45°
1
83°
67°
2
92°
67°
3
90°
63°
4
79°
56°
5
74°
54°
6
80°
55°
7
80°
58°
8
81°
59°
9
77°
58°
10
79°
58°
11
79°
60°
12
76°
59°
13
77°
59°
14
78°
65°
15
72°
52°
16
73°
53°
17
74°
58°
18
74°
58°
19
75°
57°
20
76°
58°
21
76°
58°
22
73°
59°
23
76°
60°
24
76°
60°
25
77°
59°
26
79°
59°
27
79°
60°
28
80°
59°
29
79°
60°
30
80°
61°
31
80°
61°
1
79°
60°
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 72° to 92°, with overnight lows between 52° and 67°. The average high for July is 78° with an average low of 59°. 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.