S
M
T
W
T
F
S
29
67°
38°
30
77°
59°
31
80°
64°
1
70°
46°
2
78°
46°
3
78°
64°
4
72°
44°
5
55°
41°
6
58°
31°
7
49°
35°
8
65°
53°
9
72°
52°
10
69°
49°
11
69°
50°
12
74°
54°
13
69°
53°
14
68°
47°
15
65°
46°
16
67°
44°
17
62°
43°
18
63°
40°
19
67°
46°
20
69°
47°
21
69°
49°
22
68°
47°
23
70°
46°
24
69°
43°
25
62°
45°
26
59°
46°
27
64°
40°
28
69°
42°
29
60°
38°
30
61°
42°
1
65°
45°
2
64°
41°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Plano
Plano's April 2026 forecast shows daily high temperatures ranging from 49° to 74°, with overnight lows between 31° and 54°. The average high for April is 65° with an average low of 45°. 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 Plano. See also: May | June | July.