S
M
T
W
T
F
S
29
75°
37°
30
72°
40°
31
53°
32°
1
43°
29°
2
38°
32°
3
36°
32°
4
45°
30°
5
65°
28°
6
42°
26°
7
46°
21°
8
59°
31°
9
45°
22°
10
59°
23°
11
64°
44°
12
82°
52°
13
79°
49°
14
66°
42°
15
74°
40°
16
88°
48°
17
70°
28°
18
N/A
19
53°
29°
20
76°
40°
21
82°
55°
22
90°
61°
23
76°
36°
24
60°
32°
25
59°
33°
26
62°
35°
27
57°
36°
28
55°
31°
29
57°
32°
30
58°
36°
1
61°
35°
2
64°
39°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
April Weather in Humboldt
Humboldt's April 2026 forecast shows daily high temperatures ranging from 53° to 90°, with overnight lows between 29° and 61°. The average high for April is 65° with an average low of 38°. 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 Humboldt. See also: May | June | July.