S
M
T
W
T
F
S
29
72°
36°
30
84°
34°
31
50°
32°
1
45°
30°
2
36°
32°
3
39°
32°
4
39°
32°
5
59°
32°
6
41°
21°
7
45°
16°
8
N/A
9
47°
28°
10
57°
38°
11
58°
53°
12
78°
49°
13
72°
45°
14
57°
39°
15
55°
35°
16
70°
39°
17
66°
41°
18
61°
40°
19
68°
45°
20
66°
45°
21
59°
37°
22
54°
42°
23
53°
43°
24
54°
42°
25
54°
39°
26
55°
37°
27
57°
44°
28
56°
46°
29
64°
47°
30
69°
45°
1
56°
43°
2
56°
43°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
April Weather in St. James
St. James's April 2026 forecast shows daily high temperatures ranging from 47° to 78°, with overnight lows between 28° and 53°. The average high for April is 60° with an average low of 42°. 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. James. See also: May | June | July.