S
M
T
W
T
F
S
29
68°
39°
30
75°
52°
31
82°
61°
1
88°
61°
2
83°
60°
3
82°
62°
4
84°
62°
5
72°
50°
6
73°
49°
7
73°
46°
8
70°
47°
9
70°
51°
10
74°
50°
11
78°
54°
12
82°
57°
13
80°
57°
14
78°
58°
15
79°
51°
16
78°
56°
17
80°
57°
18
71°
56°
19
75°
56°
20
77°
55°
21
77°
56°
22
80°
57°
23
81°
57°
24
81°
58°
25
80°
59°
26
82°
59°
27
82°
57°
28
76°
54°
29
81°
59°
30
82°
58°
1
77°
56°
2
78°
57°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Thomson
Thomson's April 2026 forecast shows daily high temperatures ranging from 70° to 84°, with overnight lows between 46° and 62°. The average high for April is 78° 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 Thomson. See also: May | June | July.