S
M
T
W
T
F
S
29
68°
34°
30
77°
46°
31
81°
54°
1
86°
55°
2
84°
59°
3
77°
61°
4
84°
57°
5
77°
63°
6
66°
46°
7
72°
43°
8
66°
37°
9
73°
41°
10
78°
46°
11
84°
49°
12
82°
54°
13
83°
55°
14
84°
59°
15
87°
61°
16
80°
58°
17
80°
56°
18
81°
58°
19
82°
59°
20
81°
60°
21
84°
51°
22
80°
57°
23
79°
56°
24
81°
58°
25
82°
58°
26
82°
57°
27
80°
57°
28
74°
53°
29
74°
55°
30
76°
55°
1
79°
58°
2
82°
59°
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 66° to 87°, with overnight lows between 37° and 61°. The average high for April is 80° with an average low of 55°. 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.