S
M
T
W
T
F
S
29
47°
35°
30
49°
31°
31
57°
38°
1
48°
43°
2
53°
41°
3
58°
43°
4
62°
41°
5
65°
48°
6
73°
43°
7
56°
42°
8
61°
38°
9
64°
40°
10
68°
43°
11
55°
47°
12
56°
47°
13
58°
45°
14
47°
44°
15
49°
36°
16
56°
35°
17
55°
42°
18
67°
48°
19
72°
49°
20
70°
49°
21
65°
47°
22
56°
44°
23
60°
42°
24
67°
46°
25
68°
47°
26
67°
49°
27
64°
47°
28
63°
45°
29
64°
47°
30
61°
46°
1
54°
40°
2
55°
40°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
April Weather in Key Peninsula-Anderson Island
Key Peninsula-Anderson Island's April 2026 forecast shows daily high temperatures ranging from 54° to 72°, with overnight lows between 40° and 49°. The average high for April is 63° with an average low of 46°. 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 Key Peninsula-Anderson Island. See also: May | June | July.