S
M
T
W
T
F
S
29
54°
45°
30
52°
33°
31
49°
34°
1
59°
40°
2
53°
40°
3
61°
40°
4
70°
38°
5
73°
44°
6
74°
45°
7
70°
48°
8
68°
35°
9
74°
38°
10
73°
48°
11
69°
49°
12
61°
46°
13
64°
39°
14
63°
45°
15
61°
39°
16
59°
37°
17
59°
41°
18
66°
39°
19
63°
41°
20
63°
39°
21
66°
40°
22
63°
44°
23
60°
37°
24
59°
36°
25
58°
36°
26
59°
37°
27
61°
40°
28
61°
41°
29
62°
39°
30
62°
41°
1
63°
37°
2
68°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Lamar
Lamar's April 2026 forecast shows daily high temperatures ranging from 58° to 74°, with overnight lows between 35° and 49°. The average high for April is 63° with an average low of 40°. 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 Lamar. See also: May | June | July.