S
M
T
W
T
F
S
29
50°
34°
30
54°
41°
31
64°
46°
1
55°
45°
2
55°
41°
3
61°
46°
4
59°
45°
5
57°
37°
6
63°
32°
7
68°
39°
8
79°
43°
9
68°
45°
10
55°
47°
11
58°
46°
12
60°
42°
13
59°
41°
14
60°
48°
15
62°
49°
16
66°
48°
17
66°
49°
18
67°
47°
19
66°
47°
20
64°
46°
21
63°
47°
22
61°
45°
23
55°
41°
24
54°
38°
25
54°
37°
26
55°
37°
27
55°
38°
28
58°
44°
29
61°
45°
30
61°
45°
1
60°
44°
2
61°
44°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Osterley
Osterley's April 2026 forecast shows daily high temperatures ranging from 54° to 67°, with overnight lows between 37° and 49°. The average high for April is 60° with an average low of 44°. 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 Osterley. See also: May | June | July.