S
M
T
W
T
F
S
29
65°
30°
30
74°
55°
31
80°
60°
1
84°
60°
2
83°
60°
3
82°
58°
4
80°
62°
5
71°
56°
6
66°
44°
7
72°
45°
8
63°
44°
9
68°
37°
10
77°
39°
11
83°
45°
12
83°
49°
13
79°
57°
14
84°
55°
15
87°
55°
16
85°
57°
17
86°
56°
18
87°
54°
19
70°
51°
20
74°
39°
21
72°
50°
22
82°
50°
23
83°
55°
24
81°
57°
25
77°
59°
26
77°
55°
27
72°
57°
28
72°
54°
29
79°
53°
30
75°
52°
1
70°
51°
2
70°
49°
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 70° to 83°, with overnight lows between 49° and 59°. The average high for April is 76° with an average low of 54°. 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.