S
M
T
W
T
F
S
29
86°
52°
30
81°
56°
31
63°
58°
1
68°
56°
2
65°
50°
3
75°
46°
4
83°
49°
5
85°
51°
6
68°
52°
7
70°
50°
8
77°
52°
9
74°
56°
10
69°
57°
11
63°
51°
12
63°
50°
13
66°
51°
14
64°
46°
15
67°
50°
16
72°
50°
17
73°
46°
18
77°
49°
19
73°
53°
20
68°
50°
21
67°
49°
22
70°
48°
23
73°
50°
24
74°
49°
25
75°
49°
26
73°
50°
27
73°
49°
28
72°
47°
29
67°
47°
30
68°
44°
1
68°
45°
2
70°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Campbell
Campbell's April 2026 forecast shows daily high temperatures ranging from 67° to 77°, with overnight lows between 44° and 53°. The average high for April is 71° with an average low of 48°. 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 Campbell. See also: May | June | July.