S
M
T
W
T
F
S
29
83°
45°
30
84°
60°
31
87°
59°
1
86°
65°
2
81°
67°
3
87°
68°
4
84°
63°
5
69°
55°
6
75°
47°
7
76°
54°
8
78°
60°
9
79°
62°
10
79°
59°
11
81°
60°
12
83°
61°
13
82°
65°
14
83°
61°
15
82°
61°
16
82°
57°
17
80°
57°
18
77°
52°
19
81°
58°
20
81°
58°
21
82°
59°
22
82°
57°
23
81°
57°
24
82°
59°
25
82°
59°
26
81°
60°
27
82°
60°
28
82°
59°
29
80°
59°
30
77°
58°
1
83°
60°
2
82°
59°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Harmon
Harmon's April 2026 forecast shows daily high temperatures ranging from 75° to 83°, with overnight lows between 47° and 65°. The average high for April is 81° with an average low of 58°. 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 Harmon. See also: May | June | July.