S
M
T
W
T
F
S
29
51°
42°
30
55°
47°
31
57°
49°
1
57°
49°
2
52°
42°
3
55°
49°
4
54°
50°
5
52°
45°
6
56°
44°
7
62°
50°
8
65°
49°
9
54°
46°
10
51°
44°
11
51°
44°
12
53°
46°
13
53°
41°
14
55°
48°
15
57°
51°
16
57°
51°
17
57°
44°
18
58°
42°
19
59°
44°
20
59°
42°
21
56°
44°
22
58°
45°
23
57°
44°
24
57°
41°
25
56°
42°
26
55°
43°
27
56°
42°
28
57°
43°
29
57°
49°
30
58°
50°
1
57°
50°
2
59°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in St Blazey
St Blazey's April 2026 forecast shows daily high temperatures ranging from 55° to 59°, with overnight lows between 41° and 51°. The average high for April is 57° 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 St Blazey. See also: May | June | July.