S
M
T
W
T
F
S
29
51°
39°
30
56°
44°
31
59°
47°
1
60°
47°
2
51°
38°
3
55°
47°
4
57°
47°
5
51°
43°
6
58°
39°
7
69°
46°
8
66°
48°
9
54°
40°
10
50°
46°
11
52°
45°
12
53°
42°
13
53°
39°
14
56°
40°
15
58°
43°
16
57°
42°
17
57°
44°
18
56°
47°
19
57°
44°
20
58°
45°
21
58°
43°
22
53°
41°
23
54°
42°
24
53°
40°
25
53°
39°
26
54°
39°
27
54°
40°
28
58°
44°
29
60°
46°
30
60°
46°
1
58°
45°
2
58°
45°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in St Athan
St Athan's April 2026 forecast shows daily high temperatures ranging from 50° to 66°, with overnight lows between 39° and 48°. The average high for April is 56° with an average low of 43°. 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 St Athan. See also: May | June | July.
