S
M
T
W
T
F
S
29
45°
37°
30
47°
27°
31
51°
26°
1
43°
36°
2
44°
37°
3
53°
31°
4
61°
29°
5
67°
37°
6
72°
41°
7
60°
38°
8
64°
34°
9
69°
34°
10
76°
44°
11
64°
40°
12
64°
39°
13
53°
36°
14
54°
35°
15
47°
28°
16
48°
32°
17
53°
33°
18
57°
35°
19
52°
34°
20
53°
34°
21
61°
34°
22
55°
31°
23
54°
30°
24
53°
28°
25
54°
29°
26
54°
30°
27
54°
31°
28
55°
31°
29
56°
30°
30
57°
32°
1
58°
32°
2
58°
35°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Thompson Falls
Thompson Falls's April 2026 forecast shows daily high temperatures ranging from 47° to 76°, with overnight lows between 28° and 44°. The average high for April is 57° with an average low of 33°. 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 Thompson Falls. See also: May | June | July.
