S
M
T
W
T
F
S
29
87°
47°
30
87°
58°
31
82°
53°
1
75°
43°
2
79°
49°
3
81°
50°
4
65°
40°
5
68°
35°
6
70°
31°
7
67°
47°
8
82°
44°
9
84°
51°
10
85°
54°
11
74°
53°
12
83°
56°
13
80°
51°
14
77°
44°
15
78°
46°
16
83°
50°
17
77°
48°
18
76°
50°
19
85°
52°
20
82°
51°
21
83°
50°
22
75°
45°
23
78°
50°
24
72°
49°
25
72°
50°
26
78°
51°
27
80°
51°
28
80°
52°
29
79°
51°
30
77°
51°
1
78°
50°
2
71°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Fort Sumner
Fort Sumner's April 2026 forecast shows daily high temperatures ranging from 71° to 85°, with overnight lows between 44° and 56°. The average high for April is 79° with an average low of 50°. 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 Fort Sumner. See also: May | June | July.