S
M
T
W
T
F
S
31
77°
44°
1
72°
46°
2
75°
46°
3
79°
46°
4
82°
46°
5
83°
52°
6
80°
60°
7
84°
62°
8
88°
59°
9
81°
67°
10
84°
70°
11
88°
67°
12
84°
63°
13
82°
60°
14
82°
60°
15
70°
55°
16
74°
50°
17
81°
55°
18
78°
64°
19
76°
57°
20
77°
54°
21
78°
58°
22
78°
61°
23
76°
55°
24
77°
50°
25
80°
54°
26
77°
64°
27
73°
65°
28
78°
66°
29
87°
68°
30
93°
72°
1
96°
71°
2
96°
73°
3
95°
72°
4
91°
71°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Fairmont
Fairmont's June 2026 forecast shows daily high temperatures ranging from 78° to 96°, with overnight lows between 66° and 73°. The average high for June is 91° with an average low of 70°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how June weather will actually feel in Fairmont. See also: July | August | September.