S
M
T
W
T
F
S
29
72°
33°
30
85°
36°
31
51°
33°
1
49°
28°
2
37°
32°
3
37°
32°
4
40°
32°
5
60°
31°
6
41°
24°
7
44°
18°
8
64°
35°
9
47°
29°
10
54°
36°
11
56°
54°
12
77°
56°
13
83°
53°
14
74°
47°
15
69°
48°
16
71°
35°
17
56°
32°
18
56°
37°
19
65°
44°
20
67°
41°
21
65°
45°
22
58°
37°
23
53°
43°
24
53°
40°
25
54°
38°
26
54°
36°
27
57°
45°
28
56°
46°
29
64°
48°
30
69°
46°
1
56°
44°
2
56°
43°
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 47° to 83°, with overnight lows between 29° and 56°. The average high for April is 61° with an average low of 43°. 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.