S
M
T
W
T
F
S
31
77°
53°
1
75°
51°
2
69°
50°
3
70°
48°
4
73°
54°
5
72°
55°
6
76°
54°
7
72°
50°
8
71°
49°
9
72°
50°
10
71°
49°
11
77°
57°
12
80°
57°
13
79°
56°
14
81°
60°
15
82°
60°
16
82°
59°
17
81°
59°
18
81°
58°
19
79°
56°
20
81°
59°
21
81°
59°
22
84°
60°
23
84°
59°
24
83°
60°
25
82°
57°
26
84°
53°
27
78°
52°
28
78°
54°
29
79°
53°
30
79°
55°
1
80°
54°
2
79°
54°
3
77°
55°
4
78°
55°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
June Weather in Thomaston
Thomaston's June 2026 forecast shows daily high temperatures ranging from 69° to 84°, with overnight lows between 48° and 60°. The average high for June is 78° 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 June weather will actually feel in Thomaston. See also: July | August | September.