S
M
T
W
T
F
S
29
69°
49°
30
78°
57°
31
82°
59°
1
82°
61°
2
83°
57°
3
81°
62°
4
83°
65°
5
70°
52°
6
66°
47°
7
N/A
8
75°
50°
9
79°
50°
10
79°
48°
11
83°
53°
12
86°
55°
13
83°
58°
14
84°
60°
15
81°
57°
16
83°
57°
17
84°
58°
18
84°
59°
19
86°
60°
20
77°
51°
21
80°
58°
22
79°
57°
23
78°
57°
24
80°
58°
25
81°
57°
26
81°
58°
27
80°
58°
28
81°
57°
29
80°
57°
30
79°
58°
1
79°
59°
2
76°
57°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
April Weather in Thomaston
Thomaston's April 2026 forecast shows daily high temperatures ranging from 75° to 86°, with overnight lows between 48° and 60°. The average high for April is 81° with an average low of 56°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how April weather will actually feel in Thomaston. See also: May | June | July.