S
M
T
W
T
F
S
29
46°
27°
30
30°
23°
31
25°
10°
1
34°
19°
2
34°
30°
3
37°
27°
4
50°
28°
5
37°
23°
6
37°
25°
7
61°
28°
8
34°
23°
9
46°
24°
10
55°
34°
11
64°
33°
12
54°
26°
13
37°
24°
14
39°
25°
15
41°
27°
16
44°
26°
17
48°
27°
18
47°
30°
19
54°
28°
20
47°
27°
21
48°
29°
22
50°
31°
23
48°
27°
24
48°
30°
25
60°
36°
26
61°
37°
27
62°
36°
28
63°
38°
29
65°
39°
30
65°
39°
1
64°
40°
2
65°
40°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Fortuna
Fortuna's April 2026 forecast shows daily high temperatures ranging from 34° to 65°, with overnight lows between 23° and 40°. The average high for April is 52° with an average low of 31°. 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 Fortuna. See also: May | June | July.