S
M
T
W
T
F
S
26
85°
56°
27
84°
63°
28
82°
36°
29
89°
55°
30
89°
68°
31
78°
62°
1
83°
57°
2
80°
52°
3
81°
52°
4
71°
46°
5
77°
40°
6
82°
56°
7
77°
58°
8
77°
50°
9
78°
52°
10
77°
46°
11
81°
51°
12
81°
49°
13
83°
52°
14
83°
47°
15
71°
59°
16
77°
52°
17
80°
44°
18
73°
49°
19
75°
40°
20
78°
50°
21
77°
52°
22
71°
50°
23
73°
40°
24
75°
38°
25
80°
52°
26
75°
62°
27
75°
52°
28
74°
43°
29
71°
62°
30
76°
63°
31
82°
52°
1
79°
49°
2
81°
56°
3
77°
57°
4
80°
59°
5
82°
58°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Mountain Iron
Mountain Iron's August 2026 forecast shows daily high temperatures ranging from 71° to 82°, with overnight lows between 49° and 63°. The average high for August is 79° 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 August weather will actually feel in Mountain Iron. See also: September | October | November.