S
M
T
W
T
F
S
29
44°
34°
30
47°
29°
31
57°
36°
1
47°
41°
2
52°
40°
3
56°
43°
4
58°
40°
5
62°
44°
6
66°
44°
7
53°
43°
8
57°
39°
9
61°
41°
10
63°
44°
11
51°
47°
12
53°
47°
13
50°
44°
14
47°
41°
15
45°
38°
16
52°
38°
17
54°
40°
18
68°
48°
19
68°
52°
20
71°
50°
21
61°
51°
22
56°
46°
23
64°
46°
24
65°
46°
25
64°
49°
26
63°
48°
27
65°
47°
28
63°
49°
29
66°
47°
30
63°
48°
1
64°
45°
2
55°
46°
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 55° to 71°, with overnight lows between 45° and 52°. The average high for April is 64° 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 April weather will actually feel in Fairmont. See also: May | June | July.