S
M
T
W
T
F
S
29
68°
39°
30
75°
52°
31
82°
61°
1
88°
61°
2
84°
61°
3
81°
63°
4
81°
63°
5
72°
50°
6
73°
49°
7
73°
44°
8
70°
47°
9
76°
51°
10
77°
54°
11
79°
53°
12
82°
57°
13
83°
60°
14
82°
58°
15
77°
59°
16
78°
51°
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 83°, with overnight lows between 44° and 63°. 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.