S
M
T
W
T
F
S
29
76°
36°
30
73°
42°
31
64°
45°
1
57°
41°
2
62°
35°
3
50°
27°
4
63°
24°
5
70°
31°
6
73°
33°
7
74°
37°
8
74°
47°
9
76°
50°
10
69°
48°
11
61°
43°
12
52°
35°
13
53°
31°
14
58°
30°
15
65°
38°
16
68°
42°
17
68°
46°
18
70°
46°
19
69°
44°
20
67°
43°
21
64°
35°
22
57°
36°
23
56°
30°
24
57°
33°
25
58°
37°
26
58°
37°
27
59°
35°
28
57°
31°
29
56°
31°
30
58°
36°
1
59°
32°
2
60°
36°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in New Harmony
New Harmony's April 2026 forecast shows daily high temperatures ranging from 52° to 76°, with overnight lows between 30° and 50°. The average high for April is 62° with an average low of 38°. 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 New Harmony. See also: May | June | July.