S
M
T
W
T
F
S
29
52°
34°
30
55°
45°
31
59°
45°
1
58°
45°
2
54°
45°
3
59°
45°
4
61°
45°
5
57°
42°
6
57°
34°
7
61°
36°
8
72°
37°
9
73°
46°
10
55°
43°
11
55°
48°
12
59°
44°
13
55°
36°
14
61°
34°
15
N/A
16
62°
48°
17
65°
50°
18
62°
42°
19
57°
41°
20
54°
44°
21
53°
40°
22
56°
44°
23
55°
43°
24
54°
40°
25
57°
45°
26
58°
45°
27
60°
46°
28
56°
42°
29
61°
45°
30
62°
44°
1
62°
46°
2
63°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
April Weather in Westcliff-on-Sea
Westcliff-on-Sea's April 2026 forecast shows daily high temperatures ranging from 53° to 65°, with overnight lows between 40° and 50°. The average high for April is 59° 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 Westcliff-on-Sea. See also: May | June | July.