S
M
T
W
T
F
S
29
63°
36°
30
80°
44°
31
70°
38°
1
39°
35°
2
70°
37°
3
62°
39°
4
53°
40°
5
53°
37°
6
51°
32°
7
37°
28°
8
71°
35°
9
69°
43°
10
54°
36°
11
55°
32°
12
81°
55°
13
78°
62°
14
81°
56°
15
72°
60°
16
73°
48°
17
80°
48°
18
64°
41°
19
51°
32°
20
52°
44°
21
73°
50°
22
68°
54°
23
81°
59°
24
66°
47°
25
60°
43°
26
57°
46°
27
60°
44°
28
57°
44°
29
55°
39°
30
54°
40°
1
54°
45°
2
63°
42°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Bannockburn
Bannockburn's April 2026 forecast shows daily high temperatures ranging from 51° to 81°, with overnight lows between 32° and 59°. The average high for April is 61° 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 Bannockburn. See also: May | June | July.