S
M
T
W
T
F
S
26
67°
45°
27
68°
46°
28
70°
51°
29
75°
54°
30
77°
54°
31
78°
55°
1
78°
56°
2
79°
51°
3
80°
46°
4
69°
44°
5
68°
44°
6
68°
45°
7
70°
52°
8
76°
52°
9
77°
42°
10
72°
54°
11
75°
53°
12
76°
45°
13
69°
51°
14
75°
53°
15
76°
49°
16
74°
43°
17
66°
50°
18
74°
51°
19
74°
52°
20
73°
51°
21
74°
51°
22
74°
49°
23
73°
51°
24
74°
51°
25
74°
49°
26
70°
44°
27
63°
39°
28
62°
44°
29
67°
49°
30
70°
42°
31
64°
44°
1
61°
45°
2
65°
40°
3
63°
39°
4
65°
47°
5
69°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Matagami
Matagami's August 2026 forecast shows daily high temperatures ranging from 61° to 80°, with overnight lows between 39° and 56°. The average high for August is 71° with an average low of 48°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how August weather will actually feel in Matagami. See also: September | October | November.