S
M
T
W
T
F
S
29
62°
27°
30
60°
29°
31
45°
25°
1
37°
27°
2
31°
27°
3
36°
30°
4
36°
23°
5
43°
26°
6
35°
14°
7
37°
23°
8
51°
28°
9
43°
24°
10
45°
26°
11
46°
25°
12
50°
33°
13
53°
35°
14
49°
25°
15
51°
20°
16
41°
21°
17
43°
31°
18
52°
32°
19
56°
36°
20
60°
38°
21
60°
38°
22
59°
39°
23
60°
36°
24
56°
33°
25
47°
26°
26
46°
26°
27
46°
27°
28
52°
35°
29
53°
35°
30
56°
33°
1
60°
38°
2
59°
40°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Boulder Junction
Boulder Junction's April 2026 forecast shows daily high temperatures ranging from 31° to 60°, with overnight lows between 14° and 40°. The average high for April is 48° with an average low of 30°. 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 Boulder Junction. See also: May | June | July.