S
M
T
W
T
F
S
29
88°
47°
30
80°
49°
31
65°
53°
1
66°
51°
2
63°
51°
3
71°
35°
4
79°
30°
5
82°
31°
6
83°
52°
7
86°
59°
8
84°
59°
9
80°
59°
10
72°
52°
11
68°
49°
12
53°
42°
13
55°
42°
14
68°
44°
15
68°
48°
16
64°
39°
17
65°
43°
18
70°
47°
19
70°
50°
20
61°
47°
21
66°
46°
22
68°
49°
23
68°
47°
24
65°
48°
25
68°
46°
26
62°
42°
27
64°
42°
28
67°
47°
29
67°
49°
30
63°
46°
1
62°
43°
2
62°
44°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Fairmont
Fairmont's April 2026 forecast shows daily high temperatures ranging from 53° to 70°, with overnight lows between 39° and 50°. The average high for April is 65° with an average low of 45°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how April weather will actually feel in Fairmont. See also: May | June | July.