S
M
T
W
T
F
S
31
52°
36°
1
59°
40°
2
68°
38°
3
66°
45°
4
78°
54°
5
78°
52°
6
61°
53°
7
72°
49°
8
68°
47°
9
76°
56°
10
76°
56°
11
75°
57°
12
73°
59°
13
78°
56°
14
69°
55°
15
68°
54°
16
67°
56°
17
70°
54°
18
67°
58°
19
70°
57°
20
70°
56°
21
68°
54°
22
68°
51°
23
67°
52°
24
68°
57°
25
67°
59°
26
72°
54°
27
68°
53°
28
68°
54°
29
69°
53°
30
70°
54°
1
69°
54°
2
70°
59°
3
75°
61°
4
77°
60°
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 61° to 78°, with overnight lows between 47° and 61°. The average high for June is 71° 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.