S
M
T
W
T
F
S
31
67°
52°
1
77°
53°
2
72°
48°
3
71°
53°
4
74°
51°
5
76°
50°
6
77°
45°
7
71°
47°
8
73°
47°
9
70°
50°
10
71°
53°
11
70°
47°
12
72°
56°
13
79°
57°
14
80°
57°
15
81°
56°
16
80°
57°
17
79°
57°
18
80°
50°
19
78°
57°
20
78°
58°
21
77°
59°
22
81°
58°
23
83°
58°
24
81°
59°
25
82°
57°
26
80°
52°
27
76°
51°
28
73°
53°
29
73°
57°
30
74°
59°
1
75°
60°
2
80°
60°
3
77°
56°
4
82°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Smithville
Smithville's June 2026 forecast shows daily high temperatures ranging from 67° to 83°, with overnight lows between 45° and 60°. The average high for June 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 June weather will actually feel in Smithville. See also: July | August | September.