S
M
T
W
T
F
S
29
60°
53°
30
82°
57°
31
83°
54°
1
83°
59°
2
85°
60°
3
80°
62°
4
86°
62°
5
71°
48°
6
71°
45°
7
73°
46°
8
72°
47°
9
73°
51°
10
76°
51°
11
79°
53°
12
79°
52°
13
80°
54°
14
75°
48°
15
77°
54°
16
78°
53°
17
77°
54°
18
71°
54°
19
71°
53°
20
74°
54°
21
75°
54°
22
76°
53°
23
78°
54°
24
79°
55°
25
79°
55°
26
80°
56°
27
80°
54°
28
73°
49°
29
79°
56°
30
80°
54°
1
74°
52°
2
75°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Postoak
Postoak's April 2026 forecast shows daily high temperatures ranging from 71° to 86°, with overnight lows between 45° and 62°. The average high for April is 77° with an average low of 53°. 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 Postoak. See also: May | June | July.