S
M
T
W
T
F
S
31
91°
70°
1
90°
67°
2
86°
59°
3
84°
58°
4
84°
60°
5
87°
67°
6
84°
68°
7
83°
69°
8
88°
68°
9
87°
69°
10
86°
68°
11
89°
67°
12
87°
68°
13
87°
70°
14
86°
65°
15
89°
69°
16
88°
68°
17
85°
68°
18
82°
69°
19
84°
69°
20
86°
68°
21
86°
69°
22
89°
69°
23
84°
68°
24
85°
65°
25
85°
67°
26
88°
70°
27
88°
69°
28
85°
70°
29
85°
70°
30
84°
69°
1
85°
66°
2
86°
70°
3
88°
71°
4
89°
70°
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 82° to 90°, with overnight lows between 58° and 71°. The average high for June is 86° with an average low of 68°. 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.