S
M
T
W
T
F
S
29
76°
50°
30
73°
54°
31
67°
55°
1
55°
44°
2
62°
30°
3
47°
29°
4
60°
29°
5
69°
29°
6
63°
32°
7
68°
35°
8
70°
36°
9
67°
37°
10
64°
36°
11
58°
33°
12
56°
32°
13
59°
33°
14
58°
29°
15
58°
30°
16
62°
32°
17
63°
34°
18
63°
34°
19
58°
29°
20
52°
24°
21
49°
22°
22
51°
23°
23
53°
32°
24
60°
33°
25
60°
33°
26
57°
31°
27
61°
34°
28
63°
33°
29
61°
36°
30
56°
33°
1
60°
33°
2
62°
35°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Lyman
Lyman's April 2026 forecast shows daily high temperatures ranging from 49° to 70°, with overnight lows between 22° and 37°. The average high for April is 60° with an average low of 32°. 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 Lyman. See also: May | June | July.