S
M
T
W
T
F
S
29
55°
37°
30
51°
32°
31
51°
32°
1
60°
38°
2
54°
36°
3
61°
34°
4
68°
34°
5
72°
40°
6
74°
44°
7
70°
45°
8
67°
37°
9
72°
41°
10
68°
47°
11
67°
47°
12
57°
45°
13
59°
38°
14
64°
43°
15
62°
39°
16
59°
38°
17
66°
40°
18
64°
40°
19
62°
39°
20
62°
38°
21
66°
39°
22
63°
43°
23
60°
37°
24
59°
36°
25
58°
36°
26
59°
37°
27
61°
40°
28
61°
41°
29
62°
39°
30
62°
41°
1
63°
38°
2
68°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Mission
Mission's April 2026 forecast shows daily high temperatures ranging from 57° to 72°, with overnight lows between 36° and 47°. The average high for April is 63° with an average low of 40°. 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 Mission. See also: May | June | July.