S
M
T
W
T
F
S
29
60°
30°
30
74°
51°
31
82°
60°
1
86°
64°
2
79°
60°
3
78°
61°
4
79°
63°
5
73°
48°
6
62°
45°
7
60°
35°
8
51°
39°
9
60°
47°
10
66°
46°
11
67°
49°
12
69°
51°
13
71°
53°
14
69°
50°
15
63°
45°
16
66°
49°
17
70°
46°
18
60°
48°
19
62°
49°
20
64°
51°
21
70°
52°
22
72°
53°
23
72°
53°
24
71°
52°
25
72°
54°
26
73°
55°
27
73°
53°
28
64°
49°
29
65°
54°
30
73°
55°
1
69°
54°
2
66°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Foster
Foster's April 2026 forecast shows daily high temperatures ranging from 51° to 79°, with overnight lows between 35° and 63°. The average high for April is 68° with an average low of 51°. 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 Foster. See also: May | June | July.
