S
M
T
W
T
F
S
31
89°
52°
1
94°
53°
2
79°
57°
3
79°
57°
4
92°
55°
5
100°
53°
6
91°
56°
7
98°
54°
8
95°
59°
9
103°
61°
10
99°
65°
11
85°
53°
12
97°
48°
13
96°
60°
14
76°
56°
15
69°
58°
16
98°
74°
17
101°
56°
18
87°
62°
19
95°
60°
20
103°
65°
21
96°
61°
22
86°
56°
23
89°
64°
24
84°
63°
25
87°
63°
26
91°
61°
27
104°
63°
28
103°
65°
29
97°
64°
30
93°
65°
1
100°
67°
2
100°
66°
3
101°
65°
4
102°
68°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Lamar
Lamar's June 2026 forecast shows daily high temperatures ranging from 84° to 104°, with overnight lows between 61° and 68°. The average high for June is 96° with an average low of 65°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how June weather will actually feel in Lamar. See also: July | August | September.