S
M
T
W
T
F
S
31
89°
69°
1
91°
68°
2
84°
69°
3
80°
62°
4
79°
58°
5
83°
59°
6
83°
60°
7
84°
72°
8
85°
71°
9
89°
72°
10
89°
71°
11
90°
71°
12
90°
69°
13
90°
71°
14
91°
71°
15
82°
71°
16
73°
71°
17
N/A
18
78°
73°
19
82°
70°
20
82°
72°
21
89°
72°
22
90°
69°
23
88°
69°
24
89°
68°
25
88°
67°
26
89°
69°
27
91°
68°
28
91°
70°
29
90°
68°
30
90°
68°
1
88°
70°
2
89°
71°
3
88°
71°
4
90°
70°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
June Weather in Thomaston
Thomaston's June 2026 forecast shows daily high temperatures ranging from 78° to 91°, with overnight lows between 67° and 73°. The average high for June is 88° with an average low of 70°. 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 Thomaston. See also: July | August | September.